Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853926 | Split carrier for data storage disks | Thomas D. Jensen, Stephen H. Miller, Craig B. Wilson | 1989-08-01 |
| 4817079 | Carrier retainer for disk cartridge | — | 1989-03-28 |
| 4813063 | Photographic cassette | Even P. Carmichael, John J. Niedospial, Jr., Bruce R. Muller | 1989-03-14 |
| 4807271 | Film sheet presence indicating mechanism for a photographic cassette | Bruce R. Muller, Evan P. Carmichael, John J. Niedospial, Jr. | 1989-02-21 |