Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11374134 | Electronic component device | — | 2022-06-28 |
| 11283415 | High-frequency amplifier | Dai Ninomiya, Eigo Kuwata, Kazuhiko Nakahara, Makoto Kimura | 2022-03-22 |
| 9647615 | Broadband amplifier | Eigo Kuwata, Koji Yamanaka, Hiroshi Otsuka, Tasuku Kirikoshi | 2017-05-09 |
| 9640647 | Semiconductor device and method for manufacturing the same | Hiroyuki Okazaki, Kenichiro Kurahashi, Hidetoshi Koyama, Toshiaki Kitano | 2017-05-02 |
| 9117896 | Semiconductor device with improved conductivity | Hiroyuki Okazaki, Yoichi Nogami, Hidetoshi Koyama, Shinichi Miyakuni | 2015-08-25 |
| 8912099 | Method of manufacturing semiconductor device | Kenichiro Kurahashi, Yoshitsugu Yamamoto | 2014-12-16 |
| 8809989 | Semiconductor device | — | 2014-08-19 |
| 8778748 | Method for manufacturing semiconductor device | — | 2014-07-15 |
| 8008667 | Semiconductor device including a transparent semiconductor layer for viewing an underlying transistor in a semiconductor substrate | Hidetoshi Koyama | 2011-08-30 |
| 7851831 | Transistor | Hidetoshi Koyama, Toshihiko Shiga | 2010-12-14 |
| 7304329 | Field effect transistor | Tetsuo Kunii | 2007-12-04 |
| 6589063 | Electric contact device for establishing an improved contact with contactors of other device | Hiroaki Tosa, Tatsushi Higashi | 2003-07-08 |
| 6151695 | Test method of chips in a semiconductor wafer employing a test algorithm | Hiroaki Tosa, Tatsushi Higashi, Akihiro Kuroda | 2000-11-21 |