Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980508 | Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features | Keiichi Tsutsui, Atsushi Fukumoto, Masayuki Arai | 2005-12-27 |
| 6972076 | Thin film formation use sputtering target material, thin film formed using same, and optical recording medium | Takashi Ueno | 2005-12-06 |
| 6909625 | Method to produce data cell region and system region for semiconductor memory | — | 2005-06-21 |
| 6885628 | Optical recording medium, recording, and reproduction apparatus having multiple recording capacity features | Keiichi Tsutsui, Atsushi Fukumoto, Masayuki Arai | 2005-04-26 |