Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954890 | Compositions and methods for coating removal | John M. Jasper, William R. Zinnecker, Joe R. Fredricksen | 1999-09-21 |
| 5830836 | Compositions and methods for coating removal | John M. Jasper, William R. Zinnecker, Joe R. Fredricksen | 1998-11-03 |
| 4600175 | Refracting instrument support arm | Charles D. Bell | 1986-07-15 |