Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487148 | Edge detection for servo signals in optical storage system | — | 2002-11-26 |
| 6462349 | Measuring spacing between two surfaces via evanescent coupling | Lily Zheng, Roger A. Hajjar, Sanjai Parthasarathi | 2002-10-08 |
| 6396783 | Mechanism for controlling spacing between optical head and storage medium in optical storage systems | Bernard W. Bell, Jr., Vlad Novotny, Hossein Moghadam, Roger A. Hajjar, Brian Tremaine | 2002-05-28 |