Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8227089 | Method of producing Nb3Sn superconducting wire rod, and Nb3Sn superconducting wire rod | Katsumi Ohata, Morio Kimura | 2012-07-24 |
| 8182960 | Metal separator for fuel cells and fabricating method thereof | Kazuhiko Nakagawa, Takaaki Sasaoka, Mineo Washima | 2012-05-22 |
| 8039171 | Current-collecting composite plate for fuel cell and fuel cell fabricated using same | Kazuhiko Nakagawa, Takaaki Sasaoka, Mineo Washima | 2011-10-18 |
| 7871737 | Metal composite for fuel cell and fuel cell bipolar plate using same, and fabrication method for same | Mineo Washima, Takaaki Sasaoka, Kazuhiko Nakagawa | 2011-01-18 |
| 7862952 | Membrane electrode composite module, fuel cell and electronic equipment, and method of manufacturing the membrane electrode composite module | Ryuji Kohno, Tatsuya Nagata, Makoto Kitano, Kazuhiko Nakagawa | 2011-01-04 |
| 7763393 | Fuel cell having electrode channel member with comb-teeth shape | Kazuhiko Nakagawa, Mineo Washima, Takaaki Sasaoka, Kunihiro Fukuda, Katsumi Nomura | 2010-07-27 |
| 7399532 | Corrosive resistant metal material covered with conductive substance | Tatsuya Tonogi, Kazuhiko Nakagawa, Minoru Shirahige, Masahiro Okahara | 2008-07-15 |
| 6805989 | Separator for solid polymer electrolyte fuel cell and process for producing the same | Tatsuya Tonogi, Tsutomu Yamanaka | 2004-10-19 |
| 5384088 | Oxide superconductive material of T1 (thallium) and Pb (lead) system and method for manufacturing the same | Junichi Sato, Akira Nomoto, Tomoichi Kamo, Katsuzo Aihara | 1995-01-24 |