Inventor · Yokohama, JP

Yoichi Nagata

31Patents
11h-index
40Co-inventors
75Inventor score

Filing activity: Mar 21, 1983 → Jan 27, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6014503A Computer aided building renovation supporting systems Emerging Cross-Sectional Technologies 40 Expired
US4649060A Method of producing a preform wire, sheet or tape fiber reinforced metal composite Performing Operations; Transporting 39 Expired
US6061304A Electronic watch Physics 37 Expired
US8037755B2 Physical quantity sensor Physics 30 Active
US4779563A Ultrasonic wave vibration apparatus for use in producing preform wire, sheet or tape for a fiber reinforced metal composite Performing Operations; Transporting 30 Expired
US5897330A Method of manufacturing thermoelectric power generation unit Electricity 17 Expired
US6232543A Thermoelectric system Physics 16 Expired
US5081619A Digital signal multiplex communication system having signal path monitoring function Electricity 15 Expired
USD310652S Side visor for automobile General 14 Expired
US4507354A Electromagnetic wave absorbers of silicon carbide fibers Emerging Cross-Sectional Technologies 12 Expired
US6580665B1 Electronic timepiece having power generating function Physics 12 Expired
USD348865S Frame for installing a car license plate General 11 Expired
US6710504B2 Brushless DC motor Emerging Cross-Sectional Technologies 11 Expired
US6636459B1 Electronic clock and method of controlling the clock Physics 10 Expired
US6646960B1 Electronic timepiece Physics 9 Expired
US7788977B2 Physical quantity sensor Physics 8 Active
US7981618B2 Diagnostic and therapeutic methods and compositions involving PTEN and breast cancer Emerging Cross-Sectional Technologies 8 Expired
USD348643S Frame for installing a car license plate General 7 Expired
US5546327A Apparatus for calculating geometrical view factor Physics 6 Expired
US6069846A Electronic clock Physics 6 Expired
US4987568A Monitor system for multiplex equipment Electricity 6 Expired
US7327638B2 Electronic timepiece Emerging Cross-Sectional Technologies 5 Expired
US8127603B2 Physical quantity sensor Physics 4 Active
US6194876A Power generating system Physics 4 Expired
US10211038B2 Method for supplying gas for plasma based analytical instrument Electricity 1 Active

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