Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203455 | Electrochemical compressor | Akihiro Noda | 2025-01-21 |
| 12173699 | Electrochemical compressor | Akihiro Noda | 2024-12-24 |
| 12095126 | Method of controlling hydrogen/oxygen producing system and hydrogen/oxygen producing system | — | 2024-09-17 |
| 11872526 | Electrochemical hydrogen compression system | Hayato DAIMON, Hiroshi Yoshimura, Shuichiro Kojima | 2024-01-16 |
| 10745813 | Water electrolysis apparatus | Kazuhiro Yamamoto | 2020-08-18 |
| 10581091 | Resin-framed membrane electrode assembly | Hiroshi Sohma | 2020-03-03 |
| 10559835 | Resin-framed membrane-electrode assembly for fuel cell | Yukihito Tanaka, Seiji Sugiura, Suguru OMORI | 2020-02-11 |
| 10243221 | Resin-framed membrane-electrode assembly for fuel cell and method for manufacturing the same | Hiroshi Sohma | 2019-03-26 |
| 10141592 | Resin-framed membrane electrode assembly for fuel cell | Seiji Sugiura, Yoshihito Kimura, Masashi Sugishita, Kenichi Tanaka, Yukihito Tanaka | 2018-11-27 |
| 10128520 | Fuel cell | Hiroshi Sohma, Yukihito Tanaka | 2018-11-13 |
| 9966623 | Electrolyte membrane-electrode structure with resin frame for fuel cells | Yukihito Tanaka, Kazuo Nunokawa, Hiroshi Sohma, Kenichi Tanaka, Masashi Sugishita +1 more | 2018-05-08 |
| 9577276 | Fuel cell membrane electrode assembly | Yukihito Tanaka, Masashi Sugishita, Hiroshi Sohma, Kenichi Tanaka, Masahiro Fukuta | 2017-02-21 |
| 9553324 | Fuel cell resin frame equipped membrane electrode assembly | Yukihito Tanaka, Seiji Sugiura | 2017-01-24 |
| 9331346 | Fuel cell resin frame equipped membrane electrode assembly | Yukihito Tanaka, Masashi Sugishita | 2016-05-03 |
| 9130206 | Method for manufacturing resin-framed membrane electrode assembly for fuel cell | Hiroshi Sohma, Yukihito Tanaka | 2015-09-08 |
| 9012105 | Membrane electrode assembly for fuel cell | Hiroshi Sohma, Yukihito Tanaka, Yusuke OKABE, Yu Tomana | 2015-04-21 |
| 8815465 | Membrane electrode assembly for polymer electrolyte fuel cell and polymer electrolyte fuel cell | Shintaro Tanaka, Taku Eguchi | 2014-08-26 |
| 8114552 | Electrode structure for polymer electrolyte fuel cell comprising sulfonated polyarylene-based polymer and method for manufactuing same | Yuichiro Hama, Masaru Iguchi, Junichi Yano, Nagayuki Kanaoka | 2012-02-14 |
| 7981566 | Membrane electrode assembly and polymer electrolyte fuel cell therewith | Nagayuki Kanaoka, Yuichiro Hama, Ryoichiro Takahashi, Hiroshi Souma, Masaru Iguchi +1 more | 2011-07-19 |
| 7901826 | Fuel cell | Hiromichi Yoshida, Shigeru Inai, Minoru Koshinuma, Ryo Jinba, Seiji Sugiura +1 more | 2011-03-08 |
| 7871731 | Fuel cell assembly operating method and fuel cell system | Shigeru Inai, Katsumi Hayashi, Hiromichi Yoshida, Ryo Jinba, Minoru Koshinuma | 2011-01-18 |
| 7867660 | Fuel cell and method of producing the same | — | 2011-01-11 |
| 7727652 | Membrane electrode assembly and polymer electrolyte fuel cell therewith | Nagayuki Kanaoka, Yuichiro Hama, Ryoichiro Takahashi, Hiroshi Souma, Masaru Iguchi +1 more | 2010-06-01 |
| 7544433 | Electrode structure for polymer electrolyte fuel cells, and polymer electrolyte fuel cell using the same | Hiroshi Sohma, Masaru Iguchi, Nagayuki Kanaoka, Hayato Kaji, Hiroshi Morikawa | 2009-06-09 |
| 7494733 | Electrode structure for solid polymer fuel cell, its production method, and solid polymer fuel cell | Masaaki Nanaumi, Yoichi Asano, Nagayuki Kanaoka, Hiroshi Sohma | 2009-02-24 |