Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683416 | Surgical suture needle of the taper point type | Walter McGregor, Semyon Shchervinsky | 1997-11-04 |
| 5665078 | Surgical needle with decreased penetration | Walter McGregor, William McJames, Semyon Shchervinsky | 1997-09-09 |