Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273977 | Circuit interrupter | — | 1981-06-16 |
| 4270034 | Puffer type circuit interrupter | — | 1981-05-26 |
| 4264794 | Circuit interrupter including arc extinguishing fluid pressurization means and pressure accumulating means | — | 1981-04-28 |
| 4259555 | Self-extinguishing gas circuit interrupter | — | 1981-03-31 |
| 4259556 | Gas puffer-type circuit interrupter | — | 1981-03-31 |
| 4256940 | Gas-blast type circuit interrupter | — | 1981-03-17 |
| 4253002 | Self-extinguishing type circuit interrupter | — | 1981-02-24 |
| 4243860 | Circuit interrupter with pressure limiting | — | 1981-01-06 |
| 4242550 | Circuit interrupter of the type producing a puff of arc extinguishing gas upon occurrence of an arc | — | 1980-12-30 |
| 4239949 | Self-extinguishing type circuit interrupter | Yoshihiro Ueda, Koji Ibuki | 1980-12-16 |
| 4228332 | Gas pressure circuit interrupter | Koji Ibuki, Yoshihiro Ueda | 1980-10-14 |
| 4228333 | Circuit interrupter having controlled rate of arc extinguishment | — | 1980-10-14 |
| 4221943 | Gas-blast type circuit interrupter | — | 1980-09-09 |
| 4218597 | Gas-blast type circuit interrupter | — | 1980-08-19 |
| 4206331 | Self-generating fluid-blast single-break circuit-interrupter | — | 1980-06-03 |