Tomoyuki Watanabe
99Patents
17h-index
135Co-inventors
87Inventor score
Filing activity: Sep 24, 1979 → Jan 7, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4546673A | Control for vehicle provided with continuously variable speed system power transmission | Emerging Cross-Sectional Technologies | 126 | Expired |
| US5777565A | On-vehicle device for road-vehicle communication | Physics | 56 | Expired |
| US4720793A | Method and apparatus for controlling drive force of a vehicle equipped with continuously variable transmission | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US6220592A | Sheet processing apparatus and image forming apparatus | Performing Operations; Transporting | 50 | Expired |
| US6179287A | Sheet stacking apparatus with stacking and retaining tray | Physics | 50 | Expired |
| US5216435A | Array antenna power supply system having power supply lines secured in a cylinder by adhesive | Electricity | 40 | Expired |
| US7722372B2 | Direct mounting connector | Electricity | 31 | Active |
| US4258379A | IIL With in and outdiffused emitter pocket | Electricity | 28 | Expired |
| US4631043A | Hydraulic control apparatus for a continuously variable transmission | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4606446A | Apparatus for controlling a magnetic particle clutch for use in a vehicle | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4942950A | Method and apparatus for controlling an electromagnetic clutch for use on a vehicle | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4619629A | Hydraulic pressure control apparatus for a continuously variable transmission | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US7672011B2 | Image recording system, image data resource apparatus, image recording apparatus, image processing method, and program | Electricity | 19 | Expired |
| US4715258A | Power transmission for use in automobiles having continuously variable transmission | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5392053A | Array antenna and system | Electricity | 18 | Expired |
| US7534829B2 | Resin composition and multi-layer structures | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4673378A | Hydraulic control apparatus for a continuously variable transmission | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4601680A | Control apparatus for use of a continuously variable transmission | Performing Operations; Transporting | 17 | Expired |
| US4803628A | Method and apparatus for controlling electro-magnetic particle clutch | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4718306A | Power transmission for use in automobiles continuously variable transmission | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4743223A | Speed ratio control system for a continuously variable transmission for vehicle | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4624349A | Method and apparatus for controlling an electromagnetic clutch for use on a vehicle | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6104453A | Liquid crystal display having triangular ridges or elliptic projections for guiding light to a reflective film | Physics | 15 | Expired |
| US4413599A | Ignition timing control system in a spark ignition type internal combustion engine | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8889024B2 | Plasma etching method | Electricity | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.