Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777881 | Power supply apparatus for generating plasma | Masahiro Kikuchi, Toyoaki Suenaga, Yoichi Ishikawa | 2004-08-17 |
| 6760234 | DC power supply apparatus for a plasma generating apparatus | Masami Arai | 2004-07-06 |