Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689444 | REFLECTION LAYER OR SEMI-TRANSPARENT REFLECTION LAYER FOR USE IN OPTICAL INFORMATION RECORDING MEDIA, OPTICAL INFORMATION RECORDING MEDIA AND SPUTTERING TARGET FOR USE IN THE OPTICAL INFORMATION RECORDING MEDIA | Junichi Nakai, Takashi Onishi, Hideo Fujii | 2004-02-10 |