Kazuo Yajima
6Patents
5h-index
18Co-inventors
60Inventor score
Filing activity: Sep 27, 1977 → May 29, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4242704A | Noise reduction system for color television signal | Electricity | 30 | Expired |
| US5967193A | Flexible pipe unit for use in exhaust pipe line of automotive engine | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5915677A | Circular plate spring | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4151542A | Transistor | Electricity | 7 | Expired |
| US4157561A | High power transistor | Electricity | 6 | Expired |
| USD301902S | Plush toy animal figure | General | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.