Kenji Hachimura
6Patents
6h-index
7Co-inventors
52Inventor score
Filing activity: May 31, 1984 → May 13, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5578960A | Direct-current stabilizer | Physics | 54 | Expired |
| US4588936A | Digitalized position control for a D.C. motor | Physics | 20 | Expired |
| US5838147A | IC wherein a chopper-type buck regulator PNP switch supplies base current to the load | Electricity | 19 | Expired |
| US4689540A | Position control in a D.C. motor | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4733103A | Light sensitive switching circuit | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5670866A | Chopper-type regulator circuit and chopper-type regulator IC | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.