Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7679202 | Semiconductor device having symbol pattern utilized as identification sign | Shigeki Yoshida, Fumio Ushida, Yasutaka Ozaki | 2010-03-16 |
| 7592655 | MOS image sensor | Narumi Ohkawa, Shigetoshi Takeda, Yukihiro Ishihara, Kazuki Hayashi, Masahiro Chijiiwa | 2009-09-22 |
| 6420095 | Manufacture of semiconductor device using A-C anti-reflection coating | Eiichi Kawamura, Teruyoshi Yao, Koichi Hashimoto, Masaharu Kobayashi, Tadasi Oshima | 2002-07-16 |
| 5750316 | Manufacture of semiconductor device using a-c anti-reflection coating | Eiichi Kawamura, Teruyoshi Yao, Koichi Hashimoto, Masaharu Kobayashi, Tadasi Oshima | 1998-05-12 |