Inventor · Tokyo, JP

Chie Sato

21Patents
5h-index
42Co-inventors
69Inventor score

Filing activity: Nov 20, 1989 → Nov 15, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5051397A Joined body of high-temperature oxide superconductor and method of joining oxide superconductors Emerging Cross-Sectional Technologies 20 Expired
US7669104B2 Forward error correction method and communication method, and forward error correction code addition apparatus and communication apparatus Electricity 9 Active
US7116856B2 Optical switch matrix Physics 7 Expired
US10280001B2 Bin-module based automated storage and retrieval system and method Performing Operations; Transporting 7 Active
US7667544B2 Clock reproducing apparatus Electricity 5 Active
US7272312B2 Optical router Electricity 3 Expired
US6891986B2 Optical switch Physics 2 Expired
US7035490B2 Active diffraction grating Physics 2 Expired
US7698039B2 Mobile communication system Electricity 2 Active
US7512339B2 Optical packet processing apparatus Electricity 1 Active
US7787777B2 Optical packet network system Electricity 1 Active
US7522660B2 Pulse pattern generating apparatus Physics 0 Expired
US7580641B2 Repeater and optical communication system Electricity 0 Active
US7620284B2 Optical waveform shaping device including portions for respectively absorbing and amplifying transmitted optical signal Electricity 0 Active
US7176437B2 Photoelectric conversion apparatus and photoelectric conversion system using the same Physics 0 Expired
US7113665B2 Optical router Electricity 0 Expired
US7317848B2 Optical switch Physics 0 Expired
US7567737B2 Variable light signal delay apparatus, and variable light signal delay system using the same Physics 0 Expired
US7746549B2 Optical communication apparatus Electricity 0 Active
US7362929B2 Optical switch Physics 0 Expired
US7243033B2 Inspection apparatus Physics 0 Expired

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