Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12170255 | Semiconductor device including base member with protruding portion at circumferential edge | — | 2024-12-17 |
| 10804369 | Semiconductor device | — | 2020-10-13 |
| 9716185 | Field effect transistor | Yoichi Nogami, Kenichi Horiguchi, Norio Higashisaka, Shinsuke Watanabe | 2017-07-25 |
| 9640647 | Semiconductor device and method for manufacturing the same | Hiroyuki Okazaki, Kenichiro Kurahashi, Hidetoshi Koyama, Yoshitaka Kamo | 2017-05-02 |
| 7751456 | Method for manufacturing semiconductor optical device | Kazushige Kawasaki, Takafumi Oka | 2010-07-06 |
| 7358179 | Method of manufacturing semiconductor device including air space formed around gate electrode | Tetsuya Ogawa, Hiroyuki Minami | 2008-04-15 |
| 6813229 | Optical disc readout method and apparatus with focusing | Souzyu Gotou, Kiichiro Koide, Seiichi Itou, Youichi Harasawa, Tetsuya Baba +1 more | 2004-11-02 |
| 5895941 | Field effect transistor with electrode portions under T-shaped gate structure | — | 1999-04-20 |
| 5696035 | Etchant, etching method, and method of fabricating semiconductor device | — | 1997-12-09 |
| 5585289 | Method of producing metal semiconductor field effect transistor | — | 1996-12-17 |
| 5547642 | Light ozone asher, light ashing method, and manufacturing method of semiconductor device | Yoshito Seiwa, Yasutaka Kohno deceased | 1996-08-20 |
| 5486710 | Field effect transistor | — | 1996-01-23 |
| 5468343 | Etching solution and etching method for semiconductors and method for evaluating GaAs surface | — | 1995-11-21 |
| 5419808 | Etching solution and etching method for semiconductors | — | 1995-05-30 |
| 4931535 | Process for the preparation of acetal polymer or copolymer | Kaoru Yamamoto, Hiroyuki Sano | 1990-06-05 |
| 4527915 | Sealed multi-row roller bearing device for rolling mills | Koichi Ikariishi, Masanori SHINOHARA, Yasuo Shimoji | 1985-07-09 |