Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4997293 | Anti-electrolytic corrosion type rolling bearing | Ken Horiuchi | 1991-03-05 |
| 4890804 | Turnout unit for railway track | Tomihiko Teramoto, Sadanobu Ito, Kiyoshi Nishino | 1990-01-02 |
| 4766189 | Compositions for making improved gas permeable contact lenses | George F. Tsuetaki | 1988-08-23 |