Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11978786 | Bipolar transistor and radio-frequency power amplifier module | Yasunari Umemoto, Masahiro Shibata, Shigeki Koya, Masao Kondo, Takayuki Tsutsui | 2024-05-07 |
| 11949003 | Semiconductor device | Yasunari Umemoto, Kaoru IDENO, Shigeki Koya | 2024-04-02 |