Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933582 | Magnet-retaining structure for motor | Etsuo Aoki | 1990-06-12 |
| 4614929 | Method for manufacture of magnet | Takaaki Tsukuda, Akira Fujisaki | 1986-09-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4933582 | Magnet-retaining structure for motor | Etsuo Aoki | 1990-06-12 |
| 4614929 | Method for manufacture of magnet | Takaaki Tsukuda, Akira Fujisaki | 1986-09-30 |