Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10393412 | Cryocooler regenerator material, cryogenic regenerator, regenerative cryocooler and system comprising regenerative cryocooler | Masaki Endo, Akiko Saito, Koichi Harada | 2019-08-27 |
| 10224585 | Battery heat radiation system, battery heat radiation unit | Tomonao Takamatsu, Mitsunobu Yoshida, Nobukatsu Sugiyama, Ryosuke Yagi, Katsumi Hisano +4 more | 2019-03-05 |
| 9863047 | Electrolysis device and refrigerator | Norihiro Yoshinaga, Yoshihiko Nakano, Yoshihiro Akasaka | 2018-01-09 |
| 9632463 | Image forming apparatus | Ryosuke Yagi, Takuya Hongo | 2017-04-25 |
| 9477189 | Belt fixing device having moisture absorbing member and image forming apparatus | Ryosuke Yagi, Takuya Hongo | 2016-10-25 |
| 9222708 | Magnetic refrigeration device and magnetic refrigeration system | Toshiro Hiraoka, Ryosuke Yagi, Akiko Saito | 2015-12-29 |
| 8580462 | Electrode catalyst material comprising carbon nano-fibers having catalyst particles on the surface and in the insides of the interior area and a fuel cell having the electrode catalyst material | Seiichi Suenaga, Maki Yonetsu, Hideyuki Oozu, Yasuhiro Goto, Yoshihiko Nakano +1 more | 2013-11-12 |
| 8042928 | Liquid container, fuel cell system and method for controlling fuel cell system | Takuya Hongo, Takahiro Suzuki | 2011-10-25 |
| 7858246 | Gas-liquid separation system and fuel cell system | Takuya Hongo, Takahiro Suzuki, Atsushi Sadamoto, Kei Matsuoka, Motoi Goto | 2010-12-28 |
| 7838165 | Carbon fiber synthesizing catalyst and method of making thereof | Seiichi Suenaga, Maki Yonetsu, Hideyuki Oozu, Yasuhiro Goto, Yoshihiko Nakano +1 more | 2010-11-23 |
| 7524573 | Fuel cell having inner and outer periphery seal members | Atsushi Sadamoto, Yasuhiro Harada | 2009-04-28 |
| 7374832 | Direct methanol fuel cell system, portable electronic appliance, and method of detecting an amount of liquid fuel remaining in direct methanol type fuel cell system | Hirohisa Miyamoto, Nobuo Shibuya | 2008-05-20 |
| 7297426 | Direct methanol fuel cell system, fuel cartridge, and memory for fuel cartridge | Hirotaka Sakai, Nobuo Shibuya, Hiroyuki Hasebe, Hiroyasu Sumino, Hirohisa Miyamoto +1 more | 2007-11-20 |
| 7276303 | Direct methanol fuel cell system, portable electronic appliance, and method of detecting an amount of liquid fuel remaining in direct methanol type fuel cell system | Hirohisa Miyamoto, Nobuo Shibuya | 2007-10-02 |
| 7189472 | Fuel cell, electrode for fuel cell and a method of manufacturing the same | Seiichi Suenaga, Maki Yonetsu, Hideyuki Ohzu, Yasuhiro Goto, Yoshihiko Nakano | 2007-03-13 |
| 6878473 | Fuel cell power generating apparatus, and operating method and combined battery of fuel cell power generating apparatus | Takashi Yamauchi, Masahiro Takashita, Masato Akita, Yoshihiko Nakano | 2005-04-12 |
| 6447941 | Fuel cell | Hideyuki Ohzu, Yoshihiro Akasaka, Kazuhiro Yasuda, Masahiro Takashita | 2002-09-10 |
| 6416898 | Fuel cell comprising an inorganic glass layer | Hideyuki Ohzu, Yoshihiro Akasaka, Kazuhiro Yasuda, Masahiro Takashita | 2002-07-09 |
| 6306535 | Molten carbonate fuel cell | Hideyuki Ohzu, Yoshihiro Akasaka, Kazuaki Nakagawa | 2001-10-23 |
| 6271172 | Method for manufacturing a carbon dioxide gas absorbent | Toshiyuki Ohashi, Kazuaki Nakagawa, Hideyuki Ohzu, Yoshihiro Akasaka | 2001-08-07 |
| 6037076 | Molten carbonate fuel cell and method of manufacturing retaining material for electrolyte body of molten carbonate fuel cell | Hideyuki Ohzu, Yoshihiro Akasaka, Kazuaki Nakagawa | 2000-03-14 |
| 6024774 | Chemical reaction apparatus and method of collecting main product gas | Kazuaki Nakagawa, Hideyuki Ohzu, Toshiyuki Ohashi, Yoshihiro Akasaka | 2000-02-15 |
| 5989740 | Molten carbonate fuel cell | Hideyuki Ohzu, Kazuaki Nakagawa, Yoshihiro Akasaka | 1999-11-23 |
| 5866090 | Method for separation of carbon dioxide gas | Kazuaki Nakagawa, Hideyuki Ohzu, Yoshihiro Akasaka, Akiko Watanabe | 1999-02-02 |
| 5827495 | Molten carbonate fuel cell and method of manufacturing retaining material for electrolyte body of molten carbonate fuel cell | Hideyuki Ohzu, Yoshihiro Akasaka, Kazuaki Nakagawa | 1998-10-27 |