Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7676334 | Battery condition monitor | Takahiro Matsuura, Yoichiro Anzai | 2010-03-09 |
| 7075356 | Charge pump circuit | Isao Isshiki | 2006-07-11 |
| 7046073 | Load drive circuit | Isao Isshiki | 2006-05-16 |
| 7031129 | Protection circuit | Isao Isshiki | 2006-04-18 |
| 6639444 | Protection circuit | Keizou Ikeda, Kouichi Takagi | 2003-10-28 |