Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4761523 | Gas switch with pressure recease cover | Kunio Mitsukuchi, Hiromitsu Ito, Isamu Eguchi, Takashi Furuhata | 1988-08-02 |
| 4701583 | Gas switch | Kunio Mitsukuchi, Hiromitsu Ito, Isamu Eguchi, Takashi Furuhata | 1987-10-20 |