Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7811691 | Fuel cell system | Norimasa Yanase, Fumiharu Iwasaki, Kazutaka Yuzurihara, Takafumi Sarata, Toru Ozaki | 2010-10-12 |
| 7336053 | Battery-powered electronic equipment with charge control circuit | Fumiyasu Utsunomiya, Kazuyoshi Furuta, Fumiharu Iwasaki, Takafumi Sarata, Norimasa Yanase | 2008-02-26 |
| 6713215 | Non-aqueous electrolyte rechargeable batteries | Shunji Watanabe, Toyoo Harada, Yoshimi Kanno, Shinichi Takasugi, Tsugio Sakai +1 more | 2004-03-30 |
| 6625008 | Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor | Shunji Watanabe, Hideharu Onodera, Tsugio Sakai, Toyoo Harada, Yoshimi Kanno +1 more | 2003-09-23 |
| 6459564 | Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor | Shunji Watanabe, Hideharu Onodera, Tsugio Sakai, Toyoo Harada, Yoshimi Kanno +1 more | 2002-10-01 |