Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8557472 | Proton conducting polymer membrane, method for production thereof and fuel cell therewith | Fusaki Fujibayashi, Yoshimitsu Sakaguchi | 2013-10-15 |
| 7649025 | Composite ion-exchange membrane | Kota Kitamura, Yoshimitsu Sakaguchi, Shigenori Nagahara, Shiro Hamamoto, Naohiko Takimoto +3 more | 2010-01-19 |
| 7537852 | Composite ion exchange membrane and electrolyte membrane electrode assembly | Shiro Hamamoto, Yoshimitsu Sakaguchi, Shigenori Nagahara, Kota Kitamura, Junko Nakao +1 more | 2009-05-26 |
| 7457634 | Communication terminal, communication state information providing system, and method of providing communication state information | Yasuo Morinaga, Masaharu Nakatsuchi, Toshio Kaneda, Nobuaki Sasao, Masashi Itoh | 2008-11-25 |
| 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, Shiro Hamamoto +1 more | 2007-10-30 |
| 6509119 | Carbon electrode material for a vanadium-based redox-flow battery | Masaru Kobayashi, Makoto Inoue | 2003-01-21 |
| 6381513 | Electronic information distributing terminal equipment | Masaharu Kubo, Takeshi Munakata | 2002-04-30 |
| 5502483 | Video camera apparatus | Takuya Imaide, Toshiro Kinugasa, Hiroyuki Komatsu | 1996-03-26 |
| 5500674 | Method of driving solid-state image sensor and solid-state imaging apparatus | Takuya Imaide, Toshiro Kinugasa, Ryuji Nishimura | 1996-03-19 |
| 5402169 | Method of driving solid-state image sensor and solid-state imaging apparatus | Takuya Imaide, Toshiro Kinugasa, Ryuji Nishimura | 1995-03-28 |
| 5112677 | Electret sheet and a method for the production of the same | Yatsuhiro Tani | 1992-05-12 |
| 5110620 | Method for the production of an electret sheet | Yatsuhiro Tani | 1992-05-05 |
| 4789504 | Electretized material for a dust filter | Susumu Ohmori, Akira Yagi | 1988-12-06 |
| 4652282 | Electretized material for a dust filter | Susumu Ohmori, Akira Yagi | 1987-03-24 |