Koji Watanabe
258Patents
27h-index
432Co-inventors
93Inventor score
Filing activity: Mar 26, 1973 → May 24, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10332747B1 | Selective titanium nitride deposition using oxides of lanthanum masks | Electricity | 267 | Active |
| US4914562A | Thermal jet recording apparatus | Performing Operations; Transporting | 215 | Expired |
| US4350006A | Synthetic filaments and the like | Emerging Cross-Sectional Technologies | 80 | Expired |
| US6484034B1 | Radio handset and position location system | Electricity | 78 | Expired |
| US6731602B1 | Packet communication system and packet communication apparatus | Electricity | 69 | Expired |
| US4008344A | Multi-component fiber, the method for making said and polyurethane matrix sheets formed from said | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6196799A | Gas turbine moving blade platform | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US5906494A | Training apparatus for singing | Physics | 55 | Expired |
| US7855890B2 | Cooling system for electronic equipment | Mechanical Engineering; Lighting; Heating | 51 | Active |
| US4667481A | Method of and apparatus for emitting light in ice | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5525062A | Training apparatus for singing | Physics | 48 | Expired |
| US6153898A | Ferroelectric capacitor, method of manufacturing same and memory cell using same | Electricity | 46 | Expired |
| US7610049B2 | Wireless communication system, server and mobile station therefor | Electricity | 44 | Expired |
| US7043023B2 | Software defined radio and radio system | Electricity | 44 | Expired |
| US7701018B2 | Semiconductor device and method for manufacturing same | Electricity | 43 | Active |
| US6146091A | Gas turbine cooling structure | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5993974A | Porcelain-enameled steel sheets and frits for enameling | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6290462A | Gas turbine cooled blade | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US7612416B2 | Semiconductor device having a conductive portion below an interlayer insulating film and method for producing the same | Electricity | 34 | Expired |
| US4709949A | Latch device | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4743250A | Artificial blood vessel and method of manufacture | Emerging Cross-Sectional Technologies | 31 | Expired |
| US8134480B2 | Image processing system and method | Physics | 30 | Active |
| USD547717S1 | Automobile tire | General | 30 | Expired |
| US4695280A | Artificial vascular graft | Human Necessities | 29 | Expired |
| US4334632A | Stopper for opening | Emerging Cross-Sectional Technologies | 28 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.