Kazuo Uchida
33Patents
10h-index
45Co-inventors
75Inventor score
Filing activity: Apr 30, 1975 → Dec 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4920045A | Detection of occult blood in feces | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4933145A | Apparatus for inhibiting glycolysis in blood samples | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6995401B2 | Light emitting device and method of fabricating the same | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4139158A | Fuel discharge nozzle | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5678305A | Method for manufacturing a rocker arm with a roller | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5535641A | Rocker arm formed by pressing | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6787383B2 | Light-emitting device and method for manufacturing the same | Electricity | 15 | Expired |
| US5158375A | Combined radial and thrust bearing | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US7041529B2 | Light-emitting device and method of fabricating the same | Electricity | 13 | Expired |
| USD499695S1 | Tread portion of an automobile tire | General | 12 | Expired |
| US5148779A | Valve rotating apparatus of internal-combustion engine | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4390129A | Double-injection type fuel injection valve | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5552292A | Method of screening for colorectal cancer | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4780419A | Method of inhibiting glycolysis in blood samples | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5655490A | Rocker arm with roller and a method for manufacturing the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4109079A | Stabilized S-adenosyl-L-methionine preparations | Human Necessities | 8 | Expired |
| US4359191A | Double-injection type fuel injection valve | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7447475B2 | Fixing device and image forming apparatus | Physics | 5 | Active |
| US6283077A | Rocker arm | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6917848B1 | Production system for printed wiring board | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6516766B2 | Rocker arm | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6041747A | Rocker arm | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6847056B2 | Light emitting device | Electricity | 4 | Expired |
| US4780005A | Sealed thrust ball bearing | Performing Operations; Transporting | 3 | Expired |
| US6962882B2 | Method of fabricating a semiconductor device having a nanoparticle porous oxide film | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.