Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4292060 | Air-filter assembly | Naoji Sakakibara | 1981-09-29 |
| 4266517 | Differential pressure switch device responsive to differential pressure and temperature change | Naoji Sakakibara | 1981-05-12 |
| 4250924 | Electromagnetic control valve assembly | Naoji Sakakibara, Tsukasa Watanabe | 1981-02-17 |
| 4239154 | Thermally responsive valve | Masami Inada, Atsushi Satomoto | 1980-12-16 |
| 4211257 | Solenoid valve | Naoji Sakakibara | 1980-07-08 |
| 4193421 | Electromagnetically operated valve unit | Naoji Sakakibara | 1980-03-18 |