Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835468 | Optical disk, recording/reproducing apparatus and method for rapidly recording/reproducing data on/from an optical disk using gray coding | Toru Takeda, Tamotsu Yamagami | 1998-11-10 |