Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465069 | Information recording medium and method of manufacturing resinous substrate for use in the recording medium | Hisashi Yamada | 2002-10-15 |
| 6451401 | Information recording medium and method of manufacturing resinous substrate for use in the recording medium | Hisashi Yamada | 2002-09-17 |
| 6436024 | Finisher | — | 2002-08-20 |
| 6367599 | Ventilated disc | — | 2002-04-09 |