Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013867 | Disk music box | — | 2000-01-11 |
| 5703305 | Music box | — | 1997-12-30 |
| 5213181 | Winder assembly having a spindle | — | 1993-05-25 |
| 4570769 | Ratchet mechanism | — | 1986-02-18 |
| 4570524 | Drum in music box | Takeo Saito | 1986-02-18 |
| 4557173 | Music box | — | 1985-12-10 |
| 4464969 | Speed governor for music box | Tooru Takenaga | 1984-08-14 |
| 4458573 | Speed governor for music box | — | 1984-07-10 |
| 4418603 | Drive shaft supporting device for a music box with a plate frame | — | 1983-12-06 |