Inventor · Hamamatsu, JP

Satoshi Kawai

41Patents
12h-index
69Co-inventors
84Inventor score

Filing activity: Jan 20, 1975 → Mar 4, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6127741A Vehicular use power feed apparatus Electricity 47 Expired
US6144110A Vehicular use power distribution apparatus and vehicular use power source apparatus Electricity 35 Expired
US6429544B1 Electrical equipment module Performing Operations; Transporting 32 Expired
US8742528B2 Photodiode and photodiode array Emerging Cross-Sectional Technologies 30 Active
US4109287A Process for recording information or sound and process for preparation of recording materials used therefor Electricity 24 Expired
US8994135B2 Photodiode and photodiode array Emerging Cross-Sectional Technologies 23 Active
US4969262A Method of making camshaft Emerging Cross-Sectional Technologies 22 Expired
US9190551B2 Photodiode and photodiode array Emerging Cross-Sectional Technologies 19 Active
US4884095A Apparatus for writing a data onto photosensitive film Physics 19 Expired
US4014758A Continuous electrolytical treatment of aluminum or its alloys Chemistry; Metallurgy 18 Expired
US4806965A Apparatus for writing data onto photosensitive film Physics 13 Expired
US4995491A Power transmission apparatus Mechanical Engineering; Lighting; Heating 12 Expired
US8988250B2 Parking assistant and parking assisting method Performing Operations; Transporting 9 Active
US5007956A Assembled cam shaft Chemistry; Metallurgy 9 Expired
US5969001A Friction material for a synchronizer ring Mechanical Engineering; Lighting; Heating 9 Expired
US4696696A Sintered alloy having improved wear resistance property Performing Operations; Transporting 8 Expired
US7002639B2 Dual digital television tuner Electricity 8 Expired
US5009123A Camshaft Emerging Cross-Sectional Technologies 8 Expired
US5993733A Method of manufacturing sintered synchronizing ring Mechanical Engineering; Lighting; Heating 8 Expired
US8855850B2 Parking assistant and parking assisting method Performing Operations; Transporting 7 Active
US6737945B2 Digital broadcast receiving tuner suitable for miniaturization by placing tuner units on oppos surfaces on a board Electricity 4 Expired
US5044224A Camshaft Emerging Cross-Sectional Technologies 3 Expired
US4891972A Ultrasonic joint inspection device and method Physics 3 Expired
US8950244B2 Evaporation system leak diagnostic apparatus Mechanical Engineering; Lighting; Heating 3 Active
US4980521A Power transmission apparatus Mechanical Engineering; Lighting; Heating 3 Expired

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