Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283159 | Optical recording medium and method for improved pit geometry and increased laser tracking | James R. Norton, David G. Loeppky, Robert B. Dobbin, Robert C. Beauchamp | 1994-02-01 |