Junichi Sakamoto
92Patents
18h-index
135Co-inventors
87Inventor score
Filing activity: Aug 21, 1975 → Mar 16, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4962521A | Apparatus for still picture video telephone apparatus and methods for transmitting and displaying still picture image for use therein | Electricity | 70 | Expired |
| US6231134A | Vehicle braking system having frictional and regenerative braking devices | Emerging Cross-Sectional Technologies | 59 | Expired |
| USD334688S | Microwave oven | General | 48 | Expired |
| US5648653A | Optical filter having alternately laminated thin layers provided on a light receiving surface of an image sensor | Electricity | 46 | Expired |
| USD313679S | Washing machine | General | 46 | Expired |
| US6454364B1 | Braking force control apparatus and method of motor vehicle | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5817441A | Process for preparation of color filter and liquid crystal display device | Physics | 30 | Expired |
| US4515365A | Device for measuring swing data of baseball bat | Human Necessities | 29 | Expired |
| USD279184S | Telephone acoustic coupler base | General | 27 | Expired |
| USD280410S | Processor unit for use with computers | General | 26 | Expired |
| USD277107S | Cash register | General | 25 | Expired |
| US5888679A | Production process of color filter, color filter produced thereby and liquid crystal display device using such color filter | Physics | 24 | Expired |
| US6042974A | Production processes of color filter and liquid crystal display device | Physics | 23 | Expired |
| US5725959A | Antireflection film for plastic optical element | Emerging Cross-Sectional Technologies | 21 | Expired |
| USD308799S | Roasting rack or the like for microwave oven | General | 21 | Expired |
| US6598945B2 | Control apparatus and method of vehicle braking and driving force | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7009768B2 | Optical component and method of manufacturing same | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD283817S | Central processing unit for computer | General | 19 | Expired |
| USD276919S | Electronic cash register | General | 17 | Expired |
| USD261003S | Cash register | General | 17 | Expired |
| USD250046S | Sphygmomanometer | General | 15 | Expired |
| US6183917A | Color filter, production process of color filter, liquid crystal display device using the color filter, and production process of black matrix | Physics | 15 | Expired |
| US6677243B2 | Method of manufacturing optical element | Physics | 14 | Expired |
| USD306958S | Microwave oven | General | 13 | Expired |
| US7237638B2 | V-belt type continuously variable transmission | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.