Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483801 | Optical storage devices without mass transfer and spots | Roger A. Hajjar | 2002-11-19 |
| 6483962 | Optical cross connect switching array system with optical feedback | — | 2002-11-19 |
| 6396783 | Mechanism for controlling spacing between optical head and storage medium in optical storage systems | Bernard W. Bell, Jr., Hossein Moghadam, Roger A. Hajjar, Yung-Chieh Hsieh, Brian Tremaine | 2002-05-28 |
| 6362542 | Piezoelectric microactuator for precise head positioning | — | 2002-03-26 |