Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924031 | Water-tight structure for multicore cable | — | 1990-05-08 |
| 4895495 | Electromagnetic pump with projections formed on the coil bobbin | — | 1990-01-23 |
| 4778357 | Shut-off valve for an electromagnetic pump | Michio Idei | 1988-10-18 |
| 4661048 | Electromagnetic pump with simplified construction | Mitusuke Masaka | 1987-04-28 |
| 4643653 | Electromagnetic pump | Mitusuke Masaka, Hideo Iwabuchi, Michio Idei | 1987-02-17 |
| 4306843 | Electromagnetic pumps | — | 1981-12-22 |