Kenichi Iizuka
14Patents
8h-index
35Co-inventors
72Inventor score
Filing activity: Sep 4, 1975 → Jul 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4879502A | Speed control apparatus and method for motors | Electricity | 58 | Expired |
| US4662185A | System of controlling refrigerator temperature | Emerging Cross-Sectional Technologies | 56 | Expired |
| US4855652A | Speed control apparatus for a brushless direct current motor | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4566289A | Refrigerator control system | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4992715A | Torque control apparatus for rotating motor machine | Physics | 34 | Expired |
| US4718247A | Refrigerator temperature control system | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4709317A | Inverting apparatus | Electricity | 16 | Expired |
| US4051417A | Control system for a brushless motor | Electricity | 14 | Expired |
| US4748535A | Method of magnetizing rotor of motor | Electricity | 7 | Expired |
| US8832460B2 | Inter-bus communication interface device and data security device | Emerging Cross-Sectional Technologies | 1 | Active |
| US9378165B2 | Inter-bus communication interface device | Emerging Cross-Sectional Technologies | 1 | Active |
| US10609005B2 | Security network controller | Emerging Cross-Sectional Technologies | 1 | Active |
| US11608798B2 | Gas engine and ship provided with same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9942207B2 | Security network controller | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.