Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646306 | Semiconductor device | Toshiaki Iwamatsu, Takashi Ipposhi, Nobuyoshi Hattori, Shigeto Maegawa, Yasuo Yamaguchi +1 more | 2003-11-11 |
| 6563172 | Semiconductor substrate processing method | Yoshiko Yoshida, Yasuhiro Kimura, Yasuo Yamaguchi, Toshiaki Iwamatsu, Yuuichi Hirano | 2003-05-13 |
| 6558990 | SOI substrate, method of manufacture thereof, and semiconductor device using SOI substrate | Masaru Takamatsu, Takashi Katakura, Toshiaki Iwamatsu | 2003-05-06 |