Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9088035 | Nonaqueous electrolyte secondary battery and charge/discharge system thereof | Shoichiro Watanabe, Masatoshi Nagayama | 2015-07-21 |
| 8470481 | Power supply unit | Katsumi Kozu, Toshihiko Ichinose, Masahiro Takada, Satoshi Shibutani | 2013-06-25 |
| 7846577 | Battery pack | Katsumi Kozu, Toshihiko Ichinose | 2010-12-07 |
| 7687167 | Power supply unit | Katsumi Kozu, Toshihiko Ichinose, Masahiro Takada, Satoshi Shibutani | 2010-03-30 |
| 7535199 | Battery pack | Tadao Kimura, Naohisa Morimoto | 2009-05-19 |
| 7129674 | Power supply apparatus having control section for controlling quantity of fuel to be supplied to fuel cell | Toshihiko Ichinose, Masahiro Takada, Katsumi Kozu | 2006-10-31 |
| 5976725 | Fuel cell system, fuel feed system for fuel cell and portable electric appliance | Takaharu Gamo, Yoshio Morita, Jo Suzuki, Mamoru Hamanishi, Sadao Nagai +2 more | 1999-11-02 |