Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8197967 | Long life and low corrosion lead storage battery with a separator including silica and oil | Kazuhiro Sugie, Kazuhiko Shimoda, Shozo Murochi, Tsunenori Yoshimura, Shinichi Iwasaki +1 more | 2012-06-12 |
| 8071239 | Long life and low corrosion lead storage battery | Kazuhiro Sugie, Kazuhiko Shimoda, Shozo Murochi, Tsunenori Yoshimura, Shinichi Iwasaki +2 more | 2011-12-06 |
| 6512181 | Multilayer type printed-wiring board and method of measuring impedance of multilayer type printed-wiring board | Takaharu Okubo, Takashi Ishikawa, Hiroyuki Fujita | 2003-01-28 |