Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733544 | Method of producing electrical double layer capacitor and method of mounting electrical double layer capacitor on a circuit substrate | Shinichi Takasugi, Yoshimi Kanno, Shunji Watanabe, Tsugio Sakai, Yoshibumi Nakamura | 2004-05-11 |
| 6713215 | Non-aqueous electrolyte rechargeable batteries | Shunji Watanabe, Toyoo Harada, Yoshimi Kanno, Shinichi Takasugi, Tsugio Sakai +1 more | 2004-03-30 |