Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869788 | Dental diamond bar and manufacturing method thereof | Satoshi Tezuka | 1989-09-26 |
| 4799311 | Apparatus for attaching suture to surgical needle | — | 1989-01-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869788 | Dental diamond bar and manufacturing method thereof | Satoshi Tezuka | 1989-09-26 |
| 4799311 | Apparatus for attaching suture to surgical needle | — | 1989-01-24 |