Ryuichi Oguro
16Patents
7h-index
23Co-inventors
66Inventor score
Filing activity: Oct 22, 1993 → Sep 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6081093A | Sensorless control method and apparatus of permanent magnet synchronous motor | Electricity | 41 | Expired |
| US6822415B1 | Motor controller | Physics | 22 | Expired |
| US7076340B1 | Method of controlling speed of synchronous motor, and method of identifying constant of synchronous motor | Electricity | 17 | Expired |
| US6242885A | Method for estimating induced electromotive force and speed of induction motor, method for correcting misalignment of shaft thereof, and induction motor controller | Electricity | 13 | Expired |
| US5359490A | Method of controlling moving element of magnetic levitation and transport system | Performing Operations; Transporting | 13 | Expired |
| US6184647A | Method of estimating initial pole position of permanent magnet brushless motor | Electricity | 10 | Expired |
| US6914404B2 | Motor controller | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6975086B1 | Positioning control method | Physics | 6 | Expired |
| US6069463A | Controller of multi-axis robot | Physics | 4 | Expired |
| US6832127B1 | Motor controller | Electricity | 4 | Expired |
| US6850030B2 | Method and device for controlling currents of synchronous motor | Electricity | 3 | Expired |
| US6873132B2 | Electric motor control device | Performing Operations; Transporting | 1 | Expired |
| US10927769B2 | Electronically controlled throttle control device | Emerging Cross-Sectional Technologies | 1 | Active |
| US11761391B2 | Electronic control method for throttle and electronic control throttle device | Emerging Cross-Sectional Technologies | 0 | Active |
| US11885277B2 | Method and device for controlling fuel injection to engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11719171B2 | Electronic control method for throttle and electronic control throttle device | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.