Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791622 | Optical data format employing resynchronizable data sectors | Donald W. Clay, Michael J. O'Keeffe, S. Robert Perera, Howard H. Rather | 1988-12-13 |
| 4633391 | Extended index for digital information storage and retrieval device | — | 1986-12-30 |
| 4633393 | Generic key for indexing and searching user data in a digital information storage and retrieval device | — | 1986-12-30 |