Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5980574 | Artificial socket, screw for fixing artificial socket and artificial hip joint | Hajime Yamada, Satoshi Ojima, Masanori Nakasu | 1999-11-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5980574 | Artificial socket, screw for fixing artificial socket and artificial hip joint | Hajime Yamada, Satoshi Ojima, Masanori Nakasu | 1999-11-09 |