Issued Patents 2003
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626994 | Silicon wafer for epitaxial wafer, epitaxial wafer, and method of manufacture thereof | Akihiro Kimura, Hideki Sato, Ryuji Kono, Masaro Tamatsuka | 2003-09-30 |
| 6618350 | Rewritable optical recording medium and manufacturing method and apparatus therefor | Yoshio Sasaki, Toshihiko Maruyama, Eiji Muramatsu, Seiro Oshima, Takao Tagiri | 2003-09-09 |
| 6599603 | Silicon wafer | Masaro Tamatsuka, Osamu Imai, Akihiro Kimura, Tomosuke Yoshida | 2003-07-29 |
| 6599607 | Optical recording medium | Toshihiko Takishita, Eiji Muramatsu, Kunihiko Horikawa, Shoji Taniguchi, Atsushi Yamaguchi | 2003-07-29 |
| 6594224 | Optical disc, and method of and apparatus for recording signal onto the same | Eiji Muramatsu, Shoji Taniguchi, Kazuo Kuroda, Masami Oishi | 2003-07-15 |
| 6551398 | Heat treatment method for a silicon monocrystal wafer and a silicon monocrystal wafer | Takao Abe, Norihiro Kobayashi | 2003-04-22 |
| 6545972 | Pre-pit detector of optical recording medium | Masayoshi Yoshida | 2003-04-08 |
| 6535477 | Optical recording medium having groove and land tracks, and method of manufacturing the same | Eiji Muramatsu, Toshio Suzuki, Shoji Taniguchi | 2003-03-18 |
| 6532206 | Information record medium with a record/reproduction area and a reproduction-dedicated area | Eiji Muramatsu, Shoji Taniguchi | 2003-03-11 |
| 6525468 | Fluorescent display device with conductive layer comprising aluminum paste | Hiroyuki Wada, Junichiro Kogure, Kazuhiko Itakura, Akio Namiki, Yoshinari Okamoto +1 more | 2003-02-25 |