Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561806 | Dental magnetic attachment | Ikuo Kyotani, Osamu Kujirai | 2003-05-13 |
| 5382990 | Projector of a rear projection type | Shigeo Matsumoto | 1995-01-17 |
| 4993639 | Mist sprayer | — | 1991-02-19 |