Acoustic Levitation Patents

Acoustic levitation patents cover transducer/array innovations; field/trap innovations; control/manipulation innovations; and application/integration and system innovations — with IP held by ultrasonics, lab-automation, and research organizations (in a field of acoustic levitation/manipulation). WHY ACOUSTIC LEVITATION: 'ACOUSTIC LEVITATION' is using ultrasonic SOUND WAVES to suspend and manipulate objects (droplets, particles, small components, even small organisms) in mid-air or in fluid WITHOUT any physical contact; intense sound fields exert ACOUSTIC RADIATION PRESSURE on objects; by creating a STANDING WAVE (between a transducer and a reflector) or a shaped field (from a PHASED ARRAY of many transducers), objects are trapped at pressure NODES and held aloft, and — with modern phased arrays ('ACOUSTIC TWEEZERS' / acoustic HOLOGRAMS) — can be MOVED, rotated, and assembled in 3D by electronically STEERING the field; the appeal is CONTACTLESS, container-less handling: no CONTAMINATION, no surface contact, works on a WIDE RANGE of materials (unlike magnetic or optical levitation which need special properties), and can handle relatively LARGE/HEAVY objects vs optical tweezers; APPLICATIONS span CONTAINERLESS PROCESSING (studying/processing materials, pharmaceuticals, and crystals without a container that could contaminate or nucleate them), LAB-ON-A-CHIP and analytical chemistry (manipulating droplets/samples contactlessly), BIOMEDICAL (handling cells, tissue engineering, particle assembly — 'acoustofluidics'), advanced MANUFACTURING/assembly (positioning tiny components), and even MID-AIR HAPTICS/displays; the technical CHALLENGES: powerful, efficient TRANSDUCERS and PHASED ARRAYS, generating and shaping the acoustic FIELD/TRAP (stable traps, holograms), CONTROL/manipulation (precisely moving objects, multiple objects, in real time), and INTEGRATING it into a real application; the IP NUANCE: the transducers, arrays, and field/trap HARDWARE are strongly §101-RESILIENT, while field-computation/control algorithms are best claimed tied to the hardware; the HARD problems: the TRANSDUCER/array, FIELD/trap, CONTROL/manipulation, APPLICATION/integration, and system. MAJOR PLAYERS: ultrasonics, lab-automation, and research organizations. Transducer/array, field/trap, control/manipulation, application/integration, and system are the core acoustic-levitation patent domains — and transducer, field/trap, control, application, and system are the open whitespace. (Note: acoustic levitation uses ultrasonic radiation pressure to suspend and manipulate objects contactlessly — enabling containerless, contamination-free handling across materials processing, acoustofluidics/biomedical, and assembly; powerful TRANSDUCERS/PHASED ARRAYS, shaped FIELDS/TRAPS, and precise CONTROL are the make-or-break, and the hardware is strongly §101-resilient.)

Transducer/array innovations; field/trap innovations; phased-array innovations; and acoustic-hologram innovations represent core acoustic-levitation patent domains — and the transducers/arrays (the hardware engine) and the field/trap (shaping the levitation) are the foundational, high-value, §101-resilient capabilities. TRANSDUCER / ARRAY PATENTS: the HARDWARE ENGINE — ultrasonic TRANSDUCERS (EFFICIENT, POWERFUL transducers generating intense sound), PHASED ARRAYS of MANY transducers (enabling electronically STEERABLE, SHAPED fields — the basis of acoustic tweezers), ARRAY DESIGN and DRIVING ELECTRONICS (driving many channels with controlled phase/amplitude), FREQUENCY/POWER optimization, and MINIATURIZATION (small, integrated arrays); transducer/array methods are core, high-value, DISTINCTIVE IP, §101-resilient (transducers/arrays are technical — strong IP) — efficient powerful transducers and phased arrays (with their driving electronics) are core, contested, defensible HARDWARE IP, since the array is the engine that creates and steers the levitation field. FIELD / TRAP PATENTS: SHAPING THE FIELD — STANDING-WAVE (transducer + reflector) vs single-sided PHASED-ARRAY traps (levitating without a reflector, from one side), ACOUSTIC HOLOGRAMS (passive 3D-printed phase plates or active arrays that shape ARBITRARY acoustic fields — creating complex traps/patterns), trap STABILITY and STRENGTH (holding objects firmly without instability), MULTI-TRAP fields (multiple independent traps), and levitating LARGER/HEAVIER objects (a key limit); field/trap methods are core, high-value, DISTINCTIVE IP, §101-resilient (the field/trap design — single-sided traps, ACOUSTIC HOLOGRAMS, stable strong multi-traps, and levitating larger objects — is core, contested, defensible IP, since shaping a stable, strong, useful trap is the heart of the technology). PHASED-ARRAY PATENTS: steerable multi-transducer arrays; phased-array methods are high-value IP, §101-resilient (phased arrays enable steerable, dynamic, single-sided levitation — the modern enabler). ACOUSTIC-HOLOGRAM PATENTS: shaping arbitrary acoustic fields; acoustic-hologram methods are high-value IP (holograms create complex traps/patterns — a powerful, distinctive technique). Transducer/array, field/trap, phased-array, and acoustic-hologram are the highest-value core IP because the transducers/arrays and the field/trap are exactly the §101-resilient hardware that creates and shapes the levitation.

Control/manipulation innovations; application/integration innovations; system innovations; and acoustofluidics innovations represent additional acoustic-levitation patent domains — and the control/manipulation, the application, and the system turn a levitation field into a useful contactless-handling tool (with §101 care for the field-computation algorithms). CONTROL / MANIPULATION PATENTS: MOVING OBJECTS — precise 3D POSITIONING (placing an object exactly), ROTATION (spinning/orienting objects), moving MULTIPLE objects INDEPENDENTLY (the hard, high-value capability), REAL-TIME FIELD COMPUTATION/control (computing the array phases to produce the desired trap/motion fast enough for dynamic manipulation), and DYNAMIC manipulation ('acoustic tweezers'); control/manipulation methods are high-value IP, §101-aware (the field-computation/control ALGORITHMS face §101 risk — so claim the manipulation TIED TO the transducer-array hardware/specific technical acoustic result (the trap/motion produced), where the integrated manipulation system is §101-resilient) — precise/multi-object 3D manipulation is the high-value capability, best claimed within the hardware system. APPLICATION / INTEGRATION PATENTS: the USES — CONTAINERLESS PROCESSING (materials science, PHARMACEUTICALS, protein crystallization, and supercooling without a container that contaminates/nucleates), LAB-ON-A-CHIP/ACOUSTOFLUIDICS (manipulating droplets, cells, and particles in microfluidics contactlessly — analytical chemistry, diagnostics), BIOMEDICAL (handling/sorting CELLS, tissue engineering, bioassembly), MANUFACTURING/ASSEMBLY (positioning tiny/delicate components), and MID-AIR HAPTICS/display; application/integration methods are high-value IP — the specific applications (containerless pharma/materials processing, acoustofluidic cell/droplet handling, contactless assembly) tied to the levitation hardware are key value, since the value is realized in the application. SYSTEM PATENTS: the DEVICE — INTEGRATION (combining array, electronics, control, and the application environment), driving ELECTRONICS, PACKAGING, and RELIABILITY; system methods are high-value IP (the integrated, reliable levitation device/instrument is key value, since a lab demo must become a robust integrated product). ACOUSTOFLUIDICS PATENTS: contactless manipulation in fluid (cells/droplets/particles); acoustofluidics methods are high-value IP (acoustofluidic cell/droplet/particle handling is a major biomedical/analytical application). Control/manipulation, application/integration, system, and acoustofluidics are the highest-value IP because the control/manipulation (tied to hardware), application, and integrated system turn a levitation field into a useful, deployable contactless-handling tool.

Acoustic levitation startup IP strategy must navigate the transducers-arrays-and-field-trap-are-the-§101-resilient-core (the TRANSDUCERS, PHASED ARRAYS, and FIELD/TRAP design (single-sided traps, acoustic holograms, stable/strong/multi-traps) are technical HARDWARE — the most valuable, defensible, §101-RESILIENT IP — so anchor the portfolio in the transducer/array and field/trap hardware, since they create and shape the levitation), the phased-arrays-and-holograms-are-the-modern-enabler (modern PHASED ARRAYS (electronically steerable, single-sided, dynamic) and ACOUSTIC HOLOGRAMS (shaping arbitrary fields) transformed acoustic levitation from a static curiosity into dynamic 'acoustic tweezers' — so phased-array and hologram IP are high-value, contested frontiers), the manipulation-is-the-high-value-capability-tie-to-hardware (the high-value capability is precise, MULTI-OBJECT, 3D MANIPULATION (positioning, rotating, moving many objects independently in real time) — but the field-computation/control ALGORITHMS face §101, so claim the manipulation TIED TO the transducer-array hardware/specific acoustic result, not abstract field optimization), the application-fit-decides-the-market (acoustic levitation is a capability looking for the right high-value applications — so application fit is decisive: CONTAINERLESS processing (pharma/materials — avoiding container contamination/nucleation), ACOUSTOFLUIDICS (contactless cell/droplet handling for diagnostics/bio), and contactless ASSEMBLY are the strongest, and choosing/owning an application is strategic), the contactless-contamination-free-is-the-differentiator (the core advantage is CONTACTLESS, container-less, material-agnostic handling (no contamination, works on many materials, handles larger objects than optical tweezers) — so IP/applications that leverage this (pharma containerless processing, sensitive-cell handling) are high-value, since this is where acoustic beats other levitation/handling methods), the payload-and-precision-limits-be-realistic (acoustic levitation has real limits on object SIZE/WEIGHT (relative to wavelength/power), precision, and throughput — so be realistic, and IP that pushes payload, precision, or throughput is valuable; many demos are impressive but limited to tiny objects), the §101-claim-hardware-and-tie-control (claim the TRANSDUCERS, ARRAYS, FIELD/TRAP, and the technical manipulation SYSTEM (§101-resilient) and tie the field-computation/control algorithms to the hardware, not abstract computation), the integration-and-robustness-are-decisive (turning a lab levitation rig into a robust, integrated, reliable instrument/product (electronics, control, application environment) is decisive — so integration and robustness matter as much as the core physics), the incumbent-research-heavy-and-FTO (acoustic levitation is a research-heavy field (universities — Bristol/UCL acoustic tweezers, etc. — plus ultrasonics and lab-automation companies) with foundational IP — a startup needs a real transducer/array, trap/hologram, manipulation, or application edge, and FTO matters), the niche-but-distinctive-positioning (acoustic levitation is a niche enabling technology — so a startup should position around a specific high-value application where contactless handling is genuinely superior, rather than selling 'levitation' generically), and a landscape where transducer, field/trap, control, application, and system are the durable assets; understand that the transducer/array, field/trap (holograms), manipulation (tied to hardware), and application fit decide value, so the durable startup IP is in transducers/arrays, field/trap/holograms, manipulation (hardware-tied), application, and system — with the transducer/array, single-sided/hologram traps, multi-object manipulation, and the chosen application often the real moat, and that demonstrated trap strength/precision/payload, integration/robustness, application value, and FTO matter as much as patents; identify whitespace in efficient arrays, single-sided/hologram traps, multi-object manipulation, and high-value applications. ACOUSTIC LEVITATION STARTUP IP STRATEGY: TRANSDUCER/ARRAY, FIELD/TRAP/HOLOGRAMS, MANIPULATION (TIED TO HARDWARE), APPLICATION, AND SYSTEM ARE THE IP: patent transducers/arrays, field/trap/holograms, and the technical manipulation system (§101-resilient hardware); tie field-computation/control algorithms to the hardware (mind §101); TRANSDUCERS-ARRAYS-AND-FIELD-TRAP-ARE-THE-§101-RESILIENT-CORE: TRANSDUCERS + PHASED ARRAYS + FIELD/TRAP (single-sided traps/acoustic holograms/stable-strong-multi-traps) technical HARDWARE — the most valuable defensible §101-RESILIENT IP (they create + shape the levitation); PHASED-ARRAYS-AND-HOLOGRAMS-ARE-THE-MODERN-ENABLER: PHASED ARRAYS (steerable/single-sided/dynamic) + ACOUSTIC HOLOGRAMS (arbitrary fields) turned static levitation into dynamic 'acoustic tweezers' — phased-array + hologram IP high-value contested; MANIPULATION-IS-THE-HIGH-VALUE-CAPABILITY-TIE-TO-HARDWARE: precise MULTI-OBJECT 3D MANIPULATION (position/rotate/move many objects independently real-time) the high-value capability — but field-computation/control algorithms face §101 — claim manipulation TIED TO the transducer-array hardware/acoustic result not abstract optimization; APPLICATION-FIT-DECIDES-THE-MARKET: a capability seeking high-value applications — CONTAINERLESS processing (pharma/materials — avoid container contamination/nucleation)/ACOUSTOFLUIDICS (contactless cell/droplet handling — diagnostics/bio)/contactless ASSEMBLY the strongest — choosing/owning an application strategic; CONTACTLESS-CONTAMINATION-FREE-IS-THE-DIFFERENTIATOR: CONTACTLESS/container-less/material-agnostic handling (no contamination/many materials/larger objects than optical tweezers) the core advantage — IP/applications leveraging it (pharma containerless/sensitive-cell handling) high-value (where acoustic beats other methods); PAYLOAD-AND-PRECISION-LIMITS-BE-REALISTIC: real limits on object SIZE/WEIGHT/precision/throughput — be realistic, IP pushing payload/precision/throughput valuable (many demos limited to tiny objects); §101-CLAIM-HARDWARE-AND-TIE-CONTROL: claim TRANSDUCERS/ARRAYS/FIELD-TRAP + the technical manipulation SYSTEM (§101-resilient) + tie field-computation/control to the hardware; INTEGRATION-AND-ROBUSTNESS-ARE-DECISIVE: turning a lab rig into a robust integrated reliable instrument/product (electronics/control/application environment) decisive (matters as much as the physics); INCUMBENT-RESEARCH-HEAVY-AND-FTO: research-heavy (universities — Bristol/UCL acoustic tweezers — + ultrasonics + lab-automation companies) with foundational IP — need a real transducer-array/trap-hologram/manipulation/application edge + FTO; NICHE-BUT-DISTINCTIVE-POSITIONING: a niche enabling technology — position around a specific high-value application where contactless handling is genuinely superior (not 'levitation' generically); DEMONSTRATED-PERFORMANCE/INTEGRATION/APPLICATION-VALUE/FTO MATTER AS MUCH AS PATENTS: demonstrated trap strength/precision/payload, integration/robustness, application value, and FTO drive value; WHEN TO PATENT: NOVEL TRANSDUCER-ARRAY/FIELD-TRAP/MANIPULATION/APPLICATION METHOD WITH DATA: file once a method shows data (trap strength/stability + payload/size + manipulation precision/multi-object + application result) — claim hardware + hardware-tied control (mind §101); demonstrated trap strength/stability, payload/precision, and multi-object manipulation are the critical acoustic-levitation IP metrics; KEY FTO CHECKLIST: universities (Bristol/UCL acoustic tweezers) + ultrasonics + lab-automation + research organizations; transducer/array (EFFICIENT-POWERFUL TRANSDUCERS/PHASED ARRAYS-steerable-shaped/array design-driving-electronics/frequency-power/miniaturization — §101-resilient engine); field/trap (STANDING-WAVE-vs-single-sided PHASED-ARRAY traps/ACOUSTIC HOLOGRAMS-passive-phase-plates-active-arrays-arbitrary-fields/trap STABILITY-strength/multi-trap/larger-heavier objects — §101-resilient heart); phased-array (steerable/single-sided/dynamic); acoustic-hologram (arbitrary fields); control/manipulation (3D POSITIONING/ROTATION/MULTIPLE-objects-independently/real-time-field-computation/dynamic-acoustic-tweezers — §101-aware, tie to hardware); application/integration (CONTAINERLESS-processing-materials-pharma-crystals/LAB-ON-A-CHIP-ACOUSTOFLUIDICS-droplet-cell/BIOMEDICAL-cells-tissue/MANUFACTURING-assembly/mid-air-haptics-display); system (integration/electronics/packaging/reliability); acoustofluidics (contactless cell/droplet/particle handling); transducers/arrays/field-trap the §101-resilient core; phased-arrays/holograms the modern enabler; manipulation the high-value capability (tie to hardware); application-fit decides the market; contactless/contamination-free the differentiator.