Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10615681 | Switching power supply circuit | Takafumi Nonaka, Kentaro Oshima, Norihiro Suzuki | 2020-04-07 |
| 5201262 | Actuator using elastic extensible member | Koichi Negishi | 1993-04-13 |
| 5165323 | Pneumatic actuators for manipulators | — | 1992-11-24 |
| 5158005 | Actuator using elastic extensible member | Koichi Negishi | 1992-10-27 |
| 5083498 | Bendable actuator | Koichi Negishi | 1992-01-28 |
| 5079999 | Bendable actuator | Koichi Negishi | 1992-01-14 |
| 4419738 | Unit-price presetting method for electronic cash registers | Yasuyoshi Takahashi, Shigeo Sakiguchi | 1983-12-06 |