Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9236208 | Cutter for a current-carrying member | Tetsuya Ukon, Futoshi Okugawa | 2016-01-12 |
| 9153402 | Cutter | Tetsuya Ukon, Futoshi Okugawa | 2015-10-06 |
| 8653386 | Cutting apparatus, breaker, contactor, and electrical circuit breaker | Tetsuya Ukon, Futoshi Okugawa | 2014-02-18 |
| 8522539 | Gas pressure actuator | Tetsuya Ukon, Futoshi Okugawa | 2013-09-03 |
| 5653870 | Filter system | Yoshihisa Maeda, Yuusuke FUJII | 1997-08-05 |