Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5819888 | Friction plates for friction type coupling device | Hideki Tamura | 1998-10-13 |
| 5515953 | Frictional force transmitting device used in vacuum | Hideki Tamura | 1996-05-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5819888 | Friction plates for friction type coupling device | Hideki Tamura | 1998-10-13 |
| 5515953 | Frictional force transmitting device used in vacuum | Hideki Tamura | 1996-05-14 |