Inventor · Ottawa, ON, CA

James Ryan

18Patents
10h-index
15Co-inventors
69Inventor score

Filing activity: Apr 30, 1982 → Feb 11, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5534106A Apparatus for processing semiconductor wafers Emerging Cross-Sectional Technologies 123 Expired
US7424122B2 Hearing instrument vent Electricity 62 Expired
US7366310B2 Microphone array diffracting structure Electricity 57 Active
US6937738B2 Digital hearing aid system Electricity 47 Expired
US7433481B2 Digital hearing aid system Electricity 39 Expired
US5593537A Apparatus for processing semiconductor wafers Emerging Cross-Sectional Technologies 29 Expired
USD279710S Multi-channel pipetter General 20 Expired
US7068801B1 Microphone array diffracting structure Electricity 18 Expired
US5803654A Control cable mounting system Emerging Cross-Sectional Technologies 14 Expired
US4599220A Multi-channel pipetter Physics 14 Expired
US6491134B2 Air-coupled surface wave structures for sound field modification Physics 7 Expired
US9445204B1 Method of forming a semiconductor device and structure therefor Electricity 4 Active
US7251339B2 Wireless remote control for a hearing instrument Electricity 3 Expired
US7123735B2 Method and apparatus to increase acoustic separation Electricity 2 Expired
US9697847B2 Acoustic signal processing system capable of detecting double-talk and method Physics 2 Active
US9473861B1 Method of forming a semiconductor device and structure therefor Electricity 1 Active
US11699426B1 Direction-dependent single-source forward cancellation Electricity 0 Active
US10121490B2 Acoustic signal processing system capable of detecting double-talk and method Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.