Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421303 | MULTILAYER RESONANCE DEVICE AND MAGNETO-OPTICAL RECORDING MEDIUM WITH MAGNETIC CENTER LAYER OF A DIFFERENT THICKNESS THAN THAT OF THE COMPONENTS OF THE REFLECTING LAYERS, AND METHOD OF REPRODUCING THE SAME | Mitsuteru Inoue, Kenichi Arai, Toshitaka Fujii, Koji Matsumoto | 2002-07-16 |
| 6379786 | Ligneous finishing material | Michitaka Takeshita, Sei Aoki, Hideshi Yanagi, Takeichi Yoshida | 2002-04-30 |
| 6357693 | Tape guide roll with an inner cylinder recessed from an outer cylinder at the ends | Kiyoshi Yoneyama | 2002-03-19 |