Kazuhiko Matsumoto
105Patents
13h-index
128Co-inventors
89Inventor score
Filing activity: Apr 7, 1981 → Aug 17, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5243538A | Comparison and verification system for logic circuits and method thereof | Physics | 60 | Expired |
| USD526326S1 | Dial and slider for a display screen | General | 41 | Expired |
| USD526657S1 | Dial and slider for a display screen | General | 40 | Expired |
| US6293770A | Automotive fuel pump and filter housing | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5756269A | Method of forming images | Physics | 27 | Expired |
| US8257868B2 | Molten salt composition and use thereof | Emerging Cross-Sectional Technologies | 20 | Active |
| US7647593B2 | Image processing system for volume rendering | Electricity | 19 | Active |
| US6073323A | Tool spindle fixing device for composite machine tool | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5945720A | Photo-receiving device with light guide | Electricity | 17 | Expired |
| US7240412B2 | Composite lathe | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5858629A | Method of forming images | Physics | 15 | Expired |
| US7974451B2 | Diffusion weighted image processing apparatus and recording medium for recording image analysis program | Emerging Cross-Sectional Technologies | 14 | Active |
| US6013421A | Silver halide photographic light-sensitive material and image-forming method | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7902089B2 | N-type transistor, production methods for n-type transistor and n-type transistor-use channel, and production method of nanotube structure exhibiting n-type semiconductor-like characteristics | Electricity | 13 | Active |
| US5856926A | Logic synthesis method and system with intermediate circuit files | Physics | 13 | Expired |
| US6030755A | Image forming method | Physics | 10 | Expired |
| US5793007A | Parking brake apparatus having a position detecting unit for detecting a position of a rotating unit | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8703311B2 | Vehicle battery cooling device | Emerging Cross-Sectional Technologies | 9 | Active |
| US8502277B2 | Field-effect transistor, single-electron transistor and sensor using the same | Electricity | 9 | Active |
| US7796835B2 | Computer readable medium for image processing and image processing method | Physics | 9 | Active |
| US5204214A | Silver halide photographic material | Physics | 8 | Expired |
| USD526658S1 | Dial and slider for a display screen | General | 8 | Expired |
| US8297351B2 | Downhole sensing system using carbon nanotube FET | Electricity | 8 | Active |
| US5672466A | Method for forming an image and silver halide photographic light-sensitive material | Physics | 8 | Expired |
| USD526659S1 | Dial and slider for a display screen | General | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.