Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977448 | Backup power supply | Satoru Masuyama, Masato Isogai, Ryouhei Saga, Kenichi Onda, Norikazu Tokunaga | 2005-12-20 |
| 6879137 | Power-supply device | Takashi Sase, Koji Tateno, Katsunori Hayashi, Shinichi Yoshida | 2005-04-12 |