Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665183 | Power supply apparatus | Kunio Shikata, Yoshimasa Kawashima, Hideo Ishii | 2003-12-16 |
| 6636140 | High-frequency large current handling transformer | Toshikazu Fujiyoshi, Tetsuro Ikeda, Kenji Morimoto, Hideo Ishii | 2003-10-21 |
| D474738 | Power supply apparatus | Hideo Ishii, Yoshimasa Kawashima | 2003-05-20 |