Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4459893 | Instantaneous rotation device | — | 1984-07-17 |
| 4450939 | Music box operation stopping mechanism | — | 1984-05-29 |
| 4364251 | Method and apparatus for cold-working annular workpieces | Masao Nishihara, Yoshinori Fukui, Yoshiyuki Kamikawa, Haruki Azuma | 1982-12-21 |