Katsuyuki Sumimoto
33Patents
6h-index
15Co-inventors
62Inventor score
Filing activity: May 17, 2000 → Jan 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6486638B1 | Voltage control apparatus of alternator | Electricity | 13 | Expired |
| US7034508B1 | Control apparatus for automotive generator | Electricity | 11 | Expired |
| US7102332B1 | Control apparatus for automotive generator | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6275398A | Voltage control apparatus for vehicle-onboard electric generator | Electricity | 10 | Expired |
| US7075272B2 | Control device for vehicle AC generator | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6316919A | Control device of alternator | Electricity | 6 | Expired |
| US7508172B1 | Failure detection apparatus for an alternator | Physics | 6 | Active |
| US7477493B2 | Alternator control device for vehicle | Electricity | 5 | Active |
| US7443143B2 | Controller of AC generator for vehicle | Physics | 4 | Active |
| US6960897B2 | Apparatus and method for protecting starter for engine against overheating | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6995544B2 | Generator control apparatus | Electricity | 4 | Expired |
| US6681736B2 | Starter protective device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6688270B2 | Apparatus and method for preventing overrun of starter for engine | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US8797002B2 | Control device and control method for a vehicle AC generator | Electricity | 2 | Active |
| US6975046B2 | Internal combustion engine control system for vehicle and control method thereof | Electricity | 2 | Expired |
| US7486052B2 | Controller for vehicle AC generator | Electricity | 1 | Active |
| US7276817B2 | Output voltage control apparatus for vehicular AC generator | Electricity | 1 | Expired |
| US7161328B2 | Controller of alternator for vehicle | Electricity | 1 | Expired |
| US8749205B2 | Control device for vehicle AC generator | Electricity | 1 | Active |
| US8063499B2 | Power-generation control apparatus for in-vehicle electric rotating machine | Emerging Cross-Sectional Technologies | 1 | Active |
| US7545123B2 | Control apparatus for vehicular AC generator | Electricity | 1 | Active |
| US10673362B2 | Electric power generation control device of alternating current generator for vehicles | Electricity | 1 | Active |
| US8803497B2 | Current detector of inductive load | Electricity | 0 | Active |
| US9640275B1 | One-time memory control apparatus | Physics | 0 | Active |
| US11783426B2 | Information processing device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.