Daisuke Saya
17Patents
7h-index
14Co-inventors
55Inventor score
Filing activity: Feb 5, 1990 → Sep 22, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5333029A | Camera capable of detecting eye-gaze | Physics | 30 | Expired |
| US5066884A | Ultrasonic motor having high drive efficiency | Electricity | 25 | Expired |
| US5912525A | Vibration actuator | Electricity | 14 | Expired |
| US6091179A | Vibration actuator drive device and method of use | Electricity | 14 | Expired |
| US5204577A | Ultrasonic motor improved in driving efficiency | Electricity | 13 | Expired |
| US5710491A | Driving control device for vibration wave motor | Electricity | 8 | Expired |
| US5336958A | Ultrasonic motor unit | Electricity | 7 | Expired |
| US5508581A | Ultrasonic motor with a stator and a mobile element made of improved materials | Electricity | 6 | Expired |
| US5744897A | Driving control device for vibration wave motor | Electricity | 6 | Expired |
| US6437480B1 | Apparatus and method for driving an ultrasonic motor to reduce rise response time | Electricity | 5 | Expired |
| US5686776A | Ultrasonic motor having high drive efficiency | Electricity | 5 | Expired |
| US5859490A | Vibration actuator and driving apparatus | Electricity | 5 | Expired |
| US5446331A | Ultrasonic wave motor | Electricity | 5 | Expired |
| US5654604A | Vibration motor having improved adhesive layer between electromechanical conversion element and elastic body | Electricity | 4 | Expired |
| US5990597A | Ultrasonic motor having high drive efficiency | Electricity | 4 | Expired |
| US5625247A | Vibration driven motor | Electricity | 1 | Expired |
| US5661360A | Ultrasonic motor having high drive efficiency | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.