Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5413517 | Action mechanism for doll | — | 1995-05-09 |
| 4890528 | Music box having a generator | — | 1990-01-02 |
| 4337696 | Printing apparatus | Fumito Komatsu | 1982-07-06 |
| 4254856 | Coupler of winding key with power spring | Fumito Komatsu, Yasuto Kudo | 1981-03-10 |