Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322998 | Conical blur filter for reducing artifacts in imaging apparatus | — | 1994-06-21 |
| 5321251 | Angled optical fiber filter for reducing artifacts in imaging apparatus | Robert H. Hibbard | 1994-06-14 |
| 5299275 | Optical fiber filter for reducing artifacts in imaging apparatus | Robert H. Hibbard | 1994-03-29 |