https://patentbrief.org/company/bell-telephone-laboratories-inc Plain-English explanations of patents assigned to Bell Telephone Laboratories Inc, newest first. en-us Sun, 12 Jul 2026 09:37:24 GMT https://patentbrief.org/patent/us/3102230/mosfet-field-effect-transistor This 1960 patent describes the fundamental structure of the MOSFET, the tiny electronic switch that powers every modern computer processor. Tue, 27 Aug 1963 00:00:00 GMT https://patentbrief.org/patent/us/3102230/mosfet-field-effect-transistor https://patentbrief.org/patent/us/2929922/laser-maser The foundational 1960 patent by Schawlow and Townes that describes how to amplify light waves to create a laser, moving beyond microwave technology. Tue, 22 Mar 1960 00:00:00 GMT https://patentbrief.org/patent/us/2929922/laser-maser https://patentbrief.org/patent/us/2780765/solar-cell-photovoltaic A 1954 invention by Bell Labs researchers that created the first silicon-based solar cell capable of converting sunlight into enough electricity to power everyday devices. Tue, 05 Feb 1957 00:00:00 GMT https://patentbrief.org/patent/us/2780765/solar-cell-photovoltaic https://patentbrief.org/patent/us/2569347/junction-transistor William Shockley's 1951 patent for the junction transistor, the fundamental building block of all modern digital electronics. Tue, 25 Sep 1951 00:00:00 GMT https://patentbrief.org/patent/us/2569347/junction-transistor https://patentbrief.org/patent/us/2524035/point-contact-transistor Bell Labs' 1950 patent for the point-contact transistor, the fundamental electronic component that makes all modern computing possible. Tue, 03 Oct 1950 00:00:00 GMT https://patentbrief.org/patent/us/2524035/point-contact-transistor