Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9640368 | Plasma processing apparatus | Naoyuki Umehara, Ryuji Ohtani, Shunichi Ito, Tomomasa Nishida | 2017-05-02 |
| 7615983 | High frequency power device for protecting an amplifying element therein | Satoru Hamaishi, Yoshiki Fukumoto | 2009-11-10 |