Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853576 | Miniature motor | Etsuo Mayumi | 1989-08-01 |
| 4827167 | Miniature motor | Etuo Mayumi, Hitoshi Fujiwara, Kazuo Okada | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853576 | Miniature motor | Etsuo Mayumi | 1989-08-01 |
| 4827167 | Miniature motor | Etuo Mayumi, Hitoshi Fujiwara, Kazuo Okada | 1989-05-02 |