Issued Patents 2022
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11532736 | Semiconductor device | Daisuke Tokuda, Tsunekazu Saimei, Hiroaki Tokuya | 2022-12-20 |
| 11508835 | Bipolar transistor and method for producing the same | Shigeki Koya, Atsushi Kurokawa | 2022-11-22 |
| 11476807 | Power amplifier module | Shigeki Koya, Takayuki Tsutsui, Isao Obu, Satoshi Tanaka | 2022-10-18 |
| 11424350 | Heterojunction bipolar transistor | Shigeki Koya, Isao Obu | 2022-08-23 |
| 11329146 | Semiconductor device | Isao Obu, Kaoru IDENO, Shigeki Koya | 2022-05-10 |
| 11309852 | Power amplifier and compound semiconductor device | Isao Obu, Satoshi Tanaka, Takayuki Tsutsui | 2022-04-19 |
| 11289434 | Semiconductor element and power amplification device | Shigeki Koya, Isao Obu, Masao Kondo, Yuichi Saito, Takayuki Tsutsui | 2022-03-29 |
| 11276689 | Semiconductor device and amplifier module | Kenji Sasaki, Masao Kondo, Shigeki Koya, Shinnosuke Takahashi, Isao Obu +1 more | 2022-03-15 |
| 11251290 | Bipolar transistor and method for producing the same | Shigeki Koya, Atsushi Kurokawa | 2022-02-15 |
| 11227804 | Semiconductor device | Shigeki Koya, Isao Obu, Kaoru IDENO | 2022-01-18 |
| 11227941 | Bipolar transistor and method for producing the same | Shigeki Koya, Atsushi Kurokawa | 2022-01-18 |