Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320489 | Reversible optical storage medium and a method for recording information therein | Richard S. Crandall | 1982-03-16 |
| 4315269 | Thick protective overcoat layer for optical video disc | Sidney S. Seffren, Alan E. Bell, Robert A. Bartolini | 1982-02-09 |
| 4313188 | Method of recording an ablative optical recording medium | Robert A. Bartolini, William J. Burke | 1982-01-26 |
| 4299910 | Water-based photoresists using stilbene compounds as crosslinking agents | Ling K. Hung | 1981-11-10 |
| 4300143 | Thin protective overcoat layer for optical video disc | Alan E. Bell, Robert A. Bartolini, William J. Burke | 1981-11-10 |
| 4242689 | Ablative optical recording medium | Alfred Bartolini | 1980-12-30 |
| 4241355 | Ablative optical recording medium | William J. Burke | 1980-12-23 |
| 4219826 | Optical recording medium | William J. Burke, Daniel Louis Ross | 1980-08-26 |
| 4218689 | Ablatable medium for optical recording | Robert A. Bartolini | 1980-08-19 |
| 4184750 | Novel liquid crystal dyestuffs and electro-optic devices incorporating same | Ling K. Hung | 1980-01-22 |