Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137798 | A pit-forming optical recording media and process for producing the same | Peter J. Duggan, Paul F. Gordon, Stephen J. Abbott, Akihiko Kuroiwa, Toshiki Aoi | 1992-08-11 |