Issued Patents All Time
Showing 25 most recent of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11268003 | Heat storage device | Takashi Kubo, Motohiro Suzuki, Hironobu Machida, Kentaro Shii, Naoyuki Tani +1 more | 2022-03-08 |
| 10921064 | Heat storage apparatus, method for storing heat, and method for producing heat storage apparatus | Hironobu Machida, Motohiro Suzuki, Kentaro Shii | 2021-02-16 |
| 10571202 | Heat storage apparatus | Hironobu Machida, Motohiro Suzuki, Takashi Kubo, Kentaro Shii, Naoyuki Tani +1 more | 2020-02-25 |
| 10222095 | Heat storage apparatus and method of completing crystallization of heat storage material | Hironobu Machida, Motohiro Suzuki, Kentaro Shii, Masaaki Nagai | 2019-03-05 |
| 10161688 | Heat storage apparatus, method for storing heat, and method for producing heat storage apparatus | Hironobu Machida, Motohiro Suzuki, Kentaro Shii | 2018-12-25 |
| 10164271 | Polymer electrolyte fuel cell with a recess is formed downstream of a gas lead-out port | Tomohiro Kuroha, Satoshi Otani, Yasushi Sugawara, Mitsuo Yoshimura | 2018-12-25 |
| 9845420 | Latent heat cold storage material | Hironobu Machida, Motohiro Suzuki, Kentaro Shii, Kazuaki Suito | 2017-12-19 |
| 9758710 | Heat storage material composition, heat storage device, and heat storage method | Motohiro Suzuki, Hironobu Machida, Kentaro Shii, Izumi Hirasawa, So Morioka | 2017-09-12 |
| 9650554 | Latent heat storage material | Kazuaki Suito, Motohiro Suzuki, Hironobu Machida, Kentaro Shii | 2017-05-16 |
| 9287574 | Polymer electrolyte fuel cell and fuel cell system including the same | — | 2016-03-15 |
| 9196910 | Fuel cell | Masaki Yamauchi, Yasushi Sugawara, Yoichiro Tsuji, Hiroki Kusakabe, Takashi Morimoto | 2015-11-24 |
| 9178236 | Polymer electrolyte fuel cell | — | 2015-11-03 |
| 9153825 | Fuel cell | Takashi Nakagawa, Toshihiro Matsumoto, Miyuki Yoshimoto | 2015-10-06 |
| 8980500 | Polymer electrolyte fuel cell comprising reactant gas channels overlapping a peripheral portion of an electrode | Takeou Okanishi, Yoichiro Tsuji | 2015-03-17 |
| 8735014 | Fuel cell and fuel cell stack including the same | — | 2014-05-27 |
| 8691471 | Polymer electrolyte fuel cell and fuel cell stack comprising the same | Takeou Okanishi, Naotsugu Koashi, Yoichiro Tsuji | 2014-04-08 |
| 8614025 | Fuel cell separator and fuel cell comprising the same | Yoichiro Tsuji, Takashi Nakagawa | 2013-12-24 |
| 8568941 | Fuel cell separator and fuel cell including same | Takashi Nakagawa, Yoichiro Tsuji | 2013-10-29 |
| 8546037 | Fuel cell separator having reactant gas channels with different cross sections and fuel cell comprising the same | Yoichiro Tsuji, Takashi Nakagawa | 2013-10-01 |
| 8546038 | Fuel cell separator having reactant gas channels with different cross sections and fuel cell comprising the same | Yoichiro Tsuji, Takashi Nakagawa | 2013-10-01 |
| 8435657 | Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack | Shinichi Arisaka, Yoichiro Tsuji, Eiichi Yasumoto, Hatoh Kazuhito | 2013-05-07 |
| 8309273 | Polymer electrolyte fuel cell and fuel cell stack including the same | Miho Gemba, Yoichiro Tsuji | 2012-11-13 |
| 8278008 | Serpentine fuel cell separator with protrusions and fuel cell including the same | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata, Yoshiki Nagao, Yasuo Takebe +1 more | 2012-10-02 |
| 8158294 | Fuel cell system and method of operating fuel cell system | Yoichiro Tsuji | 2012-04-17 |
| 8137863 | Fuel cell | Kazuhito Hatoh, Hiroki Kusakabe, Toshihiro Matsumoto | 2012-03-20 |