Tamotsu Iijima
4Patents
4h-index
2Co-inventors
40Inventor score
Filing activity: Jan 10, 1980 → Oct 8, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5200665A | Ultrasonic actuator | Electricity | 46 | Expired |
| US4882500A | Method for converting standing wave vibrations into motion and standing wave motor therefor | Electricity | 38 | Expired |
| US5073739A | Vibration-coupling type ultrasonic actuator and method for operating the same | Electricity | 24 | Expired |
| US4344392A | Spark-ignition internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.