Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675568 | Laser power control in an optical recording system to compensate for variations in mark length resulting from a wobbled groove | Roger A. Hajjar, James E. Durnin | 1997-10-07 |
| 5646919 | Dynamic tracking control in an optical recording system by sensing mark formation | Roger A. Hajjar | 1997-07-08 |
| 5629921 | Level detector for detecting a voltage level of a signal | Jeffrey T. Klaus | 1997-05-13 |