Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490182 | Power conversion apparatus | Shuji Katoh, Shigeta Ueda, Tomomichi Ito, Hidetoshi Aizawa | 2002-12-03 |
| 6380796 | Semiconductor power converting apparatus | Hidetoshi Aizawa, Shuji Katoh, Ryuji Iyotani, Masahiro Nagasu | 2002-04-30 |