Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8906526 | Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane | Fumio Takei, Masao Tomoi | 2014-12-09 |
| 7927756 | Redox fuel cell using methanol | Seiji Hibino, Masami Tsutsumi, Kensuke Yoshida, Hiroaki Yoshida, Yoichi Takasu +1 more | 2011-04-19 |
| 7858215 | Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane | Fumio Takei, Masao Tomoi | 2010-12-28 |
| 7597980 | Sulfonic acid group-containing, proton-conducting polymer composition, a solid electrolyte membrane and a solid polymer fuel cell | Fumio Takei, Norio Sawatari, Masao Tomoi | 2009-10-06 |
| 7544436 | Fuel cell | Makoto Yoshino, Seiji Hibino, Hiroaki Yoshida, Fumio Takei | 2009-06-09 |
| 7097366 | Method for production of optical module and optical module | Tsuyoshi Aoki, Masayuki Kato, Yasuo Yamagishi, Tomoyuki Akahoshi, Mamoru Kurashina | 2006-08-29 |
| 7037614 | Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane | Fumio Takei, Masao Tomoi | 2006-05-02 |
| 6916539 | Halogen-free, flame-retardant insulating epoxy resin composition and circuit board comprising insulation layer formed thereof | Koji Tsukamoto, Takeshi Ishitsuka | 2005-07-12 |
| 6893681 | Surface conductive resin, a coaxial cable, a wiring board, and process for manufacturing the same | Kanae Nakagawa, Masataka Mizukoshi | 2005-05-17 |
| 6749927 | Dielectric resin composition and multilayer circuit board comprising dielectric layers formed therefrom | — | 2004-06-15 |
| 6486235 | Composition of epoxy resin, curing agent, phosphate of resorcinol, Al (OH) | Koji Tsukamoto, Takeshi Ishitsuka | 2002-11-26 |