Inventor · Kakegawa, JP

Hiroshi Yabe

47Patents
11h-index
49Co-inventors
75Inventor score

Filing activity: Sep 30, 1982 → Oct 10, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6320822A Electronic equipment and control method for electronic equipment Physics 66 Expired
US5113381A Multifunction electronic analog timepiece Physics 52 Expired
US5615179A Electronic apparatus with fitting band Physics 29 Expired
US7733538B2 Image reading apparatus Electricity 25 Active
US6421261B1 Power supply apparatus with unidirectional units Emerging Cross-Sectional Technologies 21 Expired
US6424600B1 Portable electronic device and control method for controlling the portable electronic device Emerging Cross-Sectional Technologies 19 Expired
US5289452A Multifunction electronic analog timepiece Physics 16 Expired
US6262554A Electronic device and method of controlling the same Physics 13 Expired
US5929715A Oscillation circuit having electrostatic protective circuit Electricity 12 Expired
US4761771A Electronic timekeeping apparatus with temperature compensation and method for compensating same Physics 12 Expired
US5016231A Apparatus for electronically correcting an electronic timepiece Physics 11 Expired
US5882264A Spring damper device suitable for use in lockup clutch of torque converter Mechanical Engineering; Lighting; Heating 11 Expired
US6343051B1 Portable electronic device and control method for the portable electronic device Physics 10 Expired
US5530407A Digital trimming for frequency adjustment Physics 10 Expired
US6397996B1 Starting clutch Mechanical Engineering; Lighting; Heating 9 Expired
US5587691A Digital trimming for frequency adjustment Physics 9 Expired
US6396772B1 Electronic apparatus and control method for electronic apparatus Physics 9 Expired
US6147564A Oscillation circuit having electrostatic protective circuit Physics 9 Expired
US6648117B2 Starting clutch and method for controlling same Mechanical Engineering; Lighting; Heating 8 Expired
US6628572B1 Electronic equipment and method of controlling electronic equipment Electricity 8 Expired
US6046648A Crystal oscillator circuit having low power consumption Electricity 8 Expired
US6849024B2 Starting clutch and method of controlling the same Mechanical Engineering; Lighting; Heating 8 Expired
US6411169B1 Oscillation circuit, electronic circuit using the same, and semiconductor device, electronic equipment, and timepiece using the same Electricity 8 Expired
US5752884A Damping device for torque converter Mechanical Engineering; Lighting; Heating 7 Expired
US6327225A Electronic unit, and control method for electronic unit Physics 7 Expired

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