Issued Patents All Time
Showing 26–50 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724499 | Communication system | Tomoya Tandai, Ryoko Matsuo | 2014-05-13 |
| 8705425 | Wireless receiving apparatus and transmitting apparatus having a sleep control unit | Tomoya Tandai | 2014-04-22 |
| 8705422 | Wireless communication terminal | Tomoko Adachi, Tomoya Tandai | 2014-04-22 |
| 8630594 | Wireless communication apparatus | Koji Akita, Tomoya Tandai, Takahiro Kobayashi | 2014-01-14 |
| 8478152 | Image forming apparatus and method using different transfer voltages when recording material is heated in different image forming modes using different numbers of heating device | — | 2013-07-02 |
| 8094615 | Radio communication apparatus and program | Tomoya Tandai, Tomoya Horiguchi | 2012-01-10 |
| 8045529 | Terminal station radio communication device, based station radio communication device, radio communication device, radio communication method, and radio communication program | Tomoya Tandai, Noritaka Deguchi, Tomoya Horiguchi, Tazuko Tomioka | 2011-10-25 |
| 7945177 | Image forming apparatus with first and second settable resolution grades | — | 2011-05-17 |
| 7929990 | Radio communication terminal | Tazuko Tomioka, Tomoya Horiguchi | 2011-04-19 |
| 7856199 | Image forming apparatus | — | 2010-12-21 |
| 7722996 | Polymer electrolyte fuel cell system and operation method thereof | Susumu Kobayashi, Toshihiro Matsumoto, Katsuzou Kokawa, Teruhisa Kanbara | 2010-05-25 |
| 7704623 | Fuel cell separator | Hideo Ohara, Hikaru Murakami, Masaaki Miyoshi, Kazuhito Hatoh | 2010-04-27 |
| 7693437 | Image forming apparatus | Masami Hano | 2010-04-06 |
| 7678490 | Polymer electrolyte fuel cell | Shinsuke Takeguchi, Kazuhito Hatoh, Hiroki Kusakabe, Hideo Ohara, Soichi Shibata | 2010-03-16 |
| 7674445 | Method for purifying hydrogen in a reformed gas | Kiyoshi Taguchi, Kunihiro Ukai, Kimiyasu Honda, Toshiyuki Shono, Kouchiro Kitagawa | 2010-03-09 |
| 7572539 | Polymer electrolyte fuel cell | Susumu Kobayashi, Toshihiro Matsumoto, Katsuzou Kokawa, Teruhisa Kanbara | 2009-08-11 |
| 7551865 | Image forming apparatus | — | 2009-06-23 |
| 7501199 | Fuel cell separator | Hideo Ohara, Hikaru Murakami, Masaaki Miyoshi, Kazuhito Hatoh | 2009-03-10 |
| 7491459 | Polymer electrolyte fuel cell | Hiroki Kusakabe, Kazuhito Hatoh, Hideo Ohara, Shinsuke Takeguchi, Soichi Shibata +2 more | 2009-02-17 |
| 7432004 | Fuel cell electric power generating system and method of stopping fuel cell electric power generation | Tetsuya Ueda, Kunihiro Ukai | 2008-10-07 |
| 7405019 | Polymer electrolyte fuel cell | Hideo Ohara, Hiroki Kusakabe, Kazuhito Hatoh, Nobuhiro Hase, Shinsuke Takeguchi +5 more | 2008-07-29 |
| 7357015 | Gas concentration sensor, hydrogen purification unit using this and fuel cell system | Kiyoshi Taguchi, Kunihiro Ukai | 2008-04-15 |
| 7352985 | Image forming apparatus capable of suppressing deterioration of image when toner image on image bearing member is transferred to intermediate transfer member | — | 2008-04-01 |
| 7319885 | Radio communication apparatus and method | Manabu Mukai, Daisuke Takeda, Takashi Wakutsu, Mutsumu Serizawa | 2008-01-15 |
| 7279142 | Hydrogen refining apparatus | Kunihiro Ukai, Kiyoshi Taguchi, Seiji Fujiwara | 2007-10-09 |