Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330558 | Method and apparatus for recording and reading date data having coexisting formats | — | 2001-12-11 |
| 6065004 | Method and apparatus for recording and reading date data having coexisting formats | — | 2000-05-16 |
| 6055532 | Method and apparatus for recording and reading date data having coexisting formats | — | 2000-04-25 |
| 5812841 | Method and apparatus for recording and reading date data having coexisting formats | — | 1998-09-22 |
| 5737735 | Method and apparatus for recording and reading date data having coexisting formats | — | 1998-04-07 |
| 5644762 | Method and apparatus for recording and reading date data having coexisting formats | — | 1997-07-01 |