Robotics Exoskeleton Patents

Powered exoskeleton patents cover lower-limb rehabilitation exoskeleton gait assistance innovations; upper-limb industrial exoskeleton load transfer and force amplification innovations; intent detection EMG and pressure sensor control innovations; and soft exosuit cable-driven pneumatic actuation innovations — with IP held by exoskeleton OEMs, research labs, and major defense industrial companies: MAJOR EXOSKELETON PATENT HOLDERS: EKSO BIONICS: 200+; specific EksoGT innovations (specific specific lower-limb powered: specific specific hip joint actuator DC brushless 35 Nm from specific specific knee joint actuator 12 Nm from specific specific ankle passive carbon fiber AFO from specific specific weight 23 kg with batteries from specific specific user weight limit 100 kg from specific specific height 157-190 cm from specific specific battery 24V 6Ah Li-ion from specific specific 3-4 hours runtime from specific specific step mode: EWO Ekso Walk On own from specific specific crutch axial force threshold from specific specific intent detection: specific specific forearm crutch load cell from specific specific sit-to-stand detection from specific specific gait adaptation: specific specific step length cadence from specific specific swing phase timing from specific specific FDA 510k K142611 2016 stroke SCI from specific specific FDA K163014 acquired brain injury from specific specific Bluetooth BLE from specific specific iPad HMI); REWALK: 200+; specific ReWalk innovations (specific specific ReWalk 6.0: specific specific hip knee actuator electric from specific specific ankle passive spring from specific specific 23.3 kg from specific specific incline 10° from specific specific stair climbing ascending descending from specific specific 500mAh 24V Li-ion from specific specific 2-day operation per charge from specific specific BLE iOS tablet from specific specific ReWalk Personal 6.0 CE FDA K130291 2014 first walking exoskeleton from specific specific ReStore soft exo stroke dorsiflexion); SARCOS: 300+; specific Guardian XO innovations (specific specific full-body: specific specific Guardian XO 24 DOF hydraulic pneumatic from specific specific 72 kg effective lift from specific specific 0.5 hp human input → 1,000 lb output from specific specific 24V 2-hour runtime hot-swap from specific specific Guardian XT upper-limb teleoperation from specific specific zero-gravity arm tool engagement from specific specific Guardian DX defense); HONDA: 200+; CYBERDYNE: 300+; LOCKHEED MARTIN ONYX: 200+.

Series elastic actuator SEA compliant joint impedance control innovations; cable-driven bowden transmission and pneumatic soft actuator innovations; quasi-direct drive QDD low-ratio gearbox high-torque-density motor innovations; and variable impedance control admittance control torque sensing innovations represent core exoskeleton actuation patent domains: ACTUATION PATENTS: EKSO; REWALK; HONDA; CYBERDYNE; MIT; CARNEGIE MELLON: specific actuator innovations (specific specific SEA series elastic: specific specific spring in series with actuator from specific specific force-torque control from specific specific impedance rendering from specific specific spring stiffness 300-5000 N/m from specific specific MIT Spring Flamingo 2002 foundational from specific specific IHMC MINA V2 from specific specific QDD quasi-direct drive: specific specific MIT mini cheetah 6:1 gear ratio from specific specific high torque density 40 Nm/kg from specific specific back-drivable from specific specific backdrive force <20N from specific specific cable-driven: specific specific Bowden cable conduit PTFE from specific specific polymer tendon Dyneema UHMWPE from specific specific Harvard Soft Exosuit: specific specific rope-and-pulleys textile from specific specific ankle dorsiflexion plantarflexion from specific specific 7.6 Nm ankle torque from specific specific reduce metabolic cost 23% from specific specific Harvard Wyss Institute from specific specific pneumatic soft: specific specific silicone bellows FEA from specific specific McKibben PAM from specific specific 100 kPa 15 N force from specific specific Festo Exo from specific specific linear hydraulic: specific specific servo valve 2000 psi from specific specific planetary gearbox 100:1 from specific specific joint torque estimation: specific specific motor current × gear ratio from specific specific inline torque sensor from specific specific SEA force = spring Δx × k from specific specific impedance control: specific specific admittance inner loop from specific specific human-robot interaction HRI from specific specific zero-impedance back-drive from specific specific gravity compensation from specific specific stiffness tuning 0-∞); INTENT DETECTION PATENTS: CYBERDYNE HAL; REWALK; OTTO BOCK; ÖSSUR: specific intent innovations (specific specific EMG surface sEMG: specific specific Cyberdyne HAL 8-channel sEMG from specific specific tibialis anterior soleus from specific specific gastrocnemius RF hamstring from specific specific 50-150 μV signal from specific specific fEMG faint electromyography from specific specific BioPatterns HAL threshold from specific specific IMU kinematics: specific specific pelvis trunk thigh shank from specific specific attitude quaternion from specific specific gait phase detection from specific specific FSM finite state machine from specific specific heel strike toe off from specific specific pressure insole: specific specific 16-sensor insole 75 kPa from specific specific 8-sensor flexiforce from specific specific COP center of pressure from specific specific sit-stand transition detection from specific specific COG projection inside support polygon from specific specific GRF ground reaction force from specific specific 3-axis force plate 1kHz from specific specific computer vision: specific specific Intel RealSense terrain from specific specific stair ramp door detection CNN from specific specific terrain classification 95% from specific specific planned trajectory adaptation); KNEE/HIP JOINT PATENTS: ÖSSUR; OTTOBOCK; OSSUR: specific prosthetic-exo innovations (specific specific microprocessor knee MPK: specific specific C-Leg Ottobock MPC knee from specific specific 100Hz stance swing from specific specific Össur Rheo magnetorheological MRF from specific specific Echelon VF vacuum from specific specific hydraulic cylinder impedance from specific specific 50 ms response from specific specific knee torque 45 Nm from specific specific hip exo: specific specific Bionik Indego hip-knee from specific specific Parker Hannifin from specific specific StrongArm ErgoSkeleton passive from specific specific load bearing 50 kg from specific specific upper-limb: specific specific Hocoma Armeo Power from specific specific gravity compensation spring from specific specific 6-DOF arm movement from specific specific stroke rehab from specific specific Myomo MyoPro EMG from specific specific Axosuite industrial lift).

Textile-integrated soft exosuit anchor point and force transmission innovations; metabolic cost reduction measured in percent reduction walking running oxygen consumption innovations; and ergonomic wearable robot donning-doffing quick-fit adjustment innovations represent additional exoskeleton patent domains: SOFT EXOSUIT PATENTS: HARVARD WYSS; LOPES; VANDERBILT; SUITX: specific soft exosuit innovations (specific specific Harvard Exosuit: specific specific functional textile structure from specific specific waistbelt thigh cuff shoe attachment from specific specific Bowden cable tendon from specific specific biarticular hip-ankle from specific specific hip flexion assist 23 Nm from specific specific ankle plantarflexion assist 52 Nm from specific specific walking metabolic cost -23% from specific specific running metabolic cost -9% from specific specific Cable-driven transmission: specific specific quasi-static control from specific specific force-velocity profile from specific specific negative work recovery from specific specific SuitX Phoenix: specific specific 3.2 kg total weight from specific specific 3.6 mph walking speed from specific specific 8-hour battery from specific specific HMI app from specific specific hip knee ankle actuation from specific specific Roam Robotics Ascend: specific specific ski exoskeleton pneumatic from specific specific knee extension assist from specific specific Vanderbilt exo: specific specific hip extension 20 Nm from specific specific stance-phase from specific specific passive ankle spring from specific specific knee compression brace from specific specific INDEGO Parker Hannifin: specific specific 12 kg lower limb from specific specific 20-min donning from specific specific Level 3 FDA); INDUSTRIAL EXOSKELETON PATENTS: LOCKHEED SARCOS EKSO WORKS; HONDA; FORD: specific industrial innovations (specific specific HULC Lockheed: specific specific 100 lb 45 kg sustained carry from specific specific hydraulic knee hip from specific specific 3 mph walk 10 mph run from specific specific 72 h operation fuel cell from specific specific Onyx Lockheed: specific specific knee-only 2.7 kg from specific specific 6h runtime from specific specific US Army SOCOM from specific specific Ekso Works: specific specific EksoVest passive spring from specific specific 5-15 lb arm support from specific specific Ford lines deployment from specific specific Sarcos Guardian XO: specific specific exo-skeleton full-body from specific specific zero-gravity tool arm from specific specific 6 DOF per arm from specific specific 1000 lb payload perception from specific specific passive gravity comp: specific specific spring-balanced counterweight from specific specific Bioservo Ironhand: specific specific soft glove robotic from specific specific cable tendon finger from specific specific grip force 120N from specific specific DynasticT1 tool-holder exo); CLINICAL OUTCOME PATENTS: CYBERDYNE; REWALK; EKSO; HOCOMA: specific clinical innovations (specific specific SCI spinal cord injury: specific specific AIS A B C D from specific specific WISCI-II walking index from specific specific 6MWT 6-minute walk test from specific specific 10MWT 10-meter walk from specific specific TUG timed up and go from specific specific FDA clearance: specific specific K130291 ReWalk 2014 from specific specific K142611 EksoGT 2016 from specific specific K173163 Indego 2016 from specific specific CE MDR: specific specific EU medical device IIa from specific specific 93/42/EEC Annex II from specific specific usability IEC 62366-1 from specific specific safety IEC 60601-1).

Powered exoskeleton startup IP strategy must navigate Ekso Bionics lower-limb rehabilitation exoskeleton and intent detection patents (200+), ReWalk hip-knee-ankle actuation and personal exoskeleton clinical outcome patents (200+), Sarcos Guardian XO full-body hydraulic industrial exoskeleton patents (300+), Cyberdyne HAL sEMG faint bio-signal intent detection patents (300+), Honda walking assist hip-knee gait adaptation patents (200+), and Harvard Wyss soft exosuit textile anchor Bowden cable metabolic cost reduction patents (100+); understand that Cyberdyne HAL holds the most significant sEMG biopotential intent detection IP, Harvard Wyss holds the soft exosuit textile transmission IP, and Ekso/ReWalk hold the rehabilitation medical device clearance pathway IP; identify whitespace in novel quasi-direct drive QDD high-torque-density exoskeleton (novel 6:1 ratio back-drivable low-impedance hip-knee), novel AI learning gait pattern personalization (novel neural net gait cycle phase prediction 95% accuracy), novel textile soft exosuit for upper-limb industrial (novel pneumatic sleeve elbow shoulder 20 Nm), and novel exoskeleton for tremor suppression or neurological conditions beyond SCI and stroke: EXOSKELETON STARTUP IP STRATEGY: UNDERSTAND THE EXOSKELETON PATENT LANDSCAPE — CYBERDYNE HAL sEMG AND EKSO/REWALK REHABILITATION PATH HOLD BROAD FOUNDATIONAL IP: Cyberdyne HAL faint bioelectric sEMG signal intent detection patents and Ekso/ReWalk lower-limb rehabilitation exoskeleton clinical study and FDA clearance pathway patents cover the two dominant exoskeleton market segments — new entrants need novel actuation architectures (QDD back-drivable, novel pneumatic soft), novel intent detection (EEG cortical signal, computer vision terrain), or novel application domains beyond SCI/stroke (tremor suppression, space suit, underwater); NOVEL METABOLIC COST REDUCTION MEASUREMENT AND AI GAIT PERSONALIZATION ARE HIGHEST-VALUE LEAST-CONSOLIDATED IP: After Harvard Wyss 23% walking metabolic cost reduction and Cyberdyne HAL SCI functional outcomes, novel AI-learned personalized gait assistance (novel adaptive impedance control learning from individual gait, metabolic cost sensor feedback VO₂ calorimeter), and novel soft exosuit for children pediatric rehabilitation represent less consolidated patent territory; INDUSTRIAL EXOSKELETON MARKET GROWTH DRIVEN BY ERGONOMIC INJURY PREVENTION AND MANUFACTURING AUTOMATION CREATES COMMERCIAL PATENT SPACE: OSHA ergonomic injury costs $20B/yr US, industrial exoskeleton passive spring counterbalance growing fast — novel passive ergonomic back-support (StrongArm ERX spine load reduction), novel tool-weight neutralization (Bioservo Ironhand grip assist), and novel construction site exo (novel terrain-adapted hip ankle extension variable assist) represent commercial high-margin patent space; WHEN TO PATENT IN EXOSKELETON DESIGN: NOVEL MECHANISM WITH MEASURED TORQUE, METABOLIC COST, AND CLINICAL OUTCOME: specific novel exoskeleton mechanism (specific specific joint DOF + specific specific actuator type + specific specific peak joint torque Nm + specific specific metabolic cost reduction % + specific specific clinical outcome WISCI 10MWT TUG) vs. specific EksoGT 35 Nm hip 12 Nm knee FDA K142611 2016 stroke SCI or specific Harvard Exosuit 23 Nm hip 52 Nm ankle 23% metabolic reduction baseline — measured peak torque Nm, metabolic cost reduction %, and clinical outcome score vs. Ekso or Harvard Wyss baseline is the critical exoskeleton IP metric; KEY FTO CHECKLIST: Ekso EksoGT 35 Nm hip 12 Nm knee EWO crutch axial force FDA K142611 K163014; ReWalk 6.0 hip knee extension 500mAh BLE FDA K130291 2014; Cyberdyne HAL sEMG tibialis soleus gastrocnemius RF faint bioelectric intent; Harvard Wyss Exosuit textile Bowden cable biarticular hip-ankle 23% metabolic cost; SuitX Phoenix 3.2 kg 3.6 mph 8h hip knee ankle; Sarcos Guardian XO 24 DOF hydraulic 72 kg lift 2h hot-swap; Honda hip-knee gait assist passive; Ottobock C-Leg MPK knee 100Hz; Össur Rheo MRF 50ms knee; Lockheed HULC Onyx military; Parker Indego Level 3 FDA; IEC 62366-1 IEC 60601-1 CE MDR IIa AIS WISCI-II 6MWT 10MWT TUG.