Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321235 | Half-bridge converter switching power supply for magnetron | Yasuhiro Makino, Etsuko Yamamoto, Katsuhiko Ito | 1994-06-14 |
| 4560851 | Single-ended push-pull induction heating apparatus | Kazuyoshi Tsukamoto | 1985-12-24 |