Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6067161 | Apparatus for measuring material thickness profiles | Michael A. Marcus, Jiann-Rong Lee, Harry Wayne Harris | 2000-05-23 |
| 5017326 | Film mid roll interrupt protection for a camera using magnetic azimuth recording on film | Michael L. Wash, Douglas H. Pearson | 1991-05-21 |
| 5005031 | Camera apparatus for magnetically recording on film | — | 1991-04-02 |
| 4690531 | Low cost telephoto and normal lens camera with an extendable flash | David E. Hansen, Dana W. Wolcott | 1987-09-01 |