Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6621723 | Power converter | Dai Karasawa | 2003-09-16 |
| 6134126 | Power conversion system | Hiroo Ikekame, Dai Karasawa | 2000-10-17 |
| 4212056 | Inverter apparatus | Hiroyuki Kitamura, Yorio Hosokawa | 1980-07-08 |