Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10211401 | Organic semiconductor material | Atsushi Wakamiya, Kazutake Hagiya, Hikaru Tanaka | 2019-02-19 |
| 9640689 | Polyester film for the protection of back surfaces of solar cells | Yoshitomo Ikehata, Katsuya Ito, Jun Inagaki | 2017-05-02 |
| 8912427 | Polyester film for sealing backside of solar cell | Yoshitomo Ikehata, Akira Shimizu, Jun Inagaki, Shinji Sawazaki | 2014-12-16 |
| 7649025 | Composite ion-exchange membrane | Kota Kitamura, Yoshimitsu Sakaguchi, Shigenori Nagahara, Naohiko Takimoto, Hideki Sugihara +3 more | 2010-01-19 |
| 7537852 | Composite ion exchange membrane and electrolyte membrane electrode assembly | Satoshi Takase, Yoshimitsu Sakaguchi, Shigenori Nagahara, Kota Kitamura, Junko Nakao +1 more | 2009-05-26 |
| 7288603 | Polybenzazole compound having sulfonic acid group and/or phosphonic acid group, resin composition containing the same, resin molding, solid polymer electrolyte membrane, solid polymer electrolyte membrane/electrode assembly and method of preparing assembly | Yoshimitsu Sakaguchi, Kota Kitamura, Hiroaki Taguchi, Junko Nakao, Hiroshi Tachimori +1 more | 2007-10-30 |
| 6821680 | Battery separator, process for producing the same, and alkaline battery | Toshio Tanaka, Hiroki Yamaguchi, Naohiko Takimoto, Masahiro Yamashita | 2004-11-23 |
| 6420072 | Polyelectrolytic gel | Kunio Maruyama, Koji Tanaka | 2002-07-16 |
| 6403265 | Battery separator, process for producing the same, and alkaline battery | Toshio Tanaka, Hiroki Yamaguchi, Naohiko Takimoto, Masahiro Yamashita | 2002-06-11 |