Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12068384 | Semiconductor device | Tomohiro OTSUKA, Masatake Hangai, Shintaro Shinjo | 2024-08-20 |
| 11276626 | Semiconductor device | Masatake Hangai, Shintaro Shinjo, Koji Yamanaka | 2022-03-15 |
| 11025205 | High frequency amplifier | Eigo Kuwata | 2021-06-01 |
| 10797141 | Semiconductor device | Masatake Hangai, Koji Yamanaka | 2020-10-06 |
| 10777550 | Semiconductor device | Masatake Hangai, Koji Yamanaka | 2020-09-15 |
| 10741700 | Semiconductor device | Masatake Hangai, Koji Yamanaka | 2020-08-11 |
| 9570599 | Transistor having nitride semiconductor used therein and method for manufacturing transistor having nitride semiconductor used therein | Toshiyuki Oishi, Hiroshi Otsuka, Koji Yamanaka | 2017-02-14 |
| 9407216 | Analog feedback amplifier | Tatsuo Kohama, Naoko Nitta, Kenji Mukai, Hiroshi Otsuka, Kenichi Horiguchi +3 more | 2016-08-02 |
| 9111061 | Transistor characteristic calculation apparatus using large signal equivalent circuit model | Hiroshi Otsuka, Toshiyuki Oishi, Naoki Kosaka, Shinichi Miwa, Koji Yamanaka | 2015-08-18 |