Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362139 | Vibration absorber for centrifugal governor | Hiroshi Isobe, Masao Yoshino | 1982-12-07 |
| 4263881 | Vibration absorber for centrifugal governor | Hiroshi Isobe, Masao Yoshino | 1981-04-28 |