Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7276311 | Fuel cell having temperature adjustment means for reaction gas | Takashi Yasuo, Hirokazu Izaki, Shuuichi Suzuki, Kunihiro Nakato, Yasuo Miyake | 2007-10-02 |
| 7273670 | Fuel cell power generating system | Tatsuji Hatayama | 2007-09-25 |
| 7094491 | Fuel cell | Yasunori Yoshimoto, Takashi Yasuo | 2006-08-22 |
| 7060383 | Fuel cell | Yasunori Yoshimoto, Hirokazu Izaki, Yugo Fukami | 2006-06-13 |
| 6899971 | Gas diffusion layer arrangement for a fuel cell | Kunihiro Nakato | 2005-05-31 |
| 6566002 | Polymer electrolyte fuel cell | Yasunori Yoshimoto, Mitsuo Karakane | 2003-05-20 |
| 6365293 | Fuel cell having water permeability adjustment capability | Takahiro Isono, Yasuo Miyake, Minoru Kaneko, Kunihiro Nakato | 2002-04-02 |
| 6329094 | Polymer electrolyte fuel cell showing stable and outstanding electric-power generating characteristics | Takashi Yasuo, Toru Nakaoka, Yasuo Miyake, Yasunori Yoshimoto, Mitsuo Karakane | 2001-12-11 |
| 6083638 | Fuel cell | Shunsuke Taniguchi, Yasuo Miyake, Minuro Kaneko | 2000-07-04 |
| 6080500 | Movable fuel cell apparatus | Akira Fuju, Yosio Azegami, Nobuyoshi Nishizawa, Akio Kawakami, Katsuyuki Makihara +5 more | 2000-06-27 |
| 5958613 | Polymer electrolyte fuel cell and a polymer electrolyte fuel cell system which supply anode-side channels with a gas-liquid mixture | Takaaki Matsubayashi, Toru Nakaoka, Yasuo Miyake, Toshikazu Nakajima | 1999-09-28 |
| 5543241 | Fuel cell | Masato Nishioka, Eiji Tateyama, deceased, Nobuyoshi Nishizawa, Masaru Tsutsumi | 1996-08-06 |
| 5541015 | Fuel cell using a separate gas cooling method | Osamu Tajima, Junji Tanaka, Yasunori Yoshimoto, Keigo Miyai, Nobuyoshi Nishizawa +4 more | 1996-07-30 |
| 5314762 | Portable power source | Nobuyoshi Nishizawa, Hiroshi Mukai, Isao Furukawa, Takashi Oda, Akira Watanabe +1 more | 1994-05-24 |
| 5302471 | Compact phosphoric acid fuel cell system and operating method thereof | Tsukasa Ito, Nobuyoshi Nishizawa, Akihiro Furuse | 1994-04-12 |
| 5184907 | Portable printer for printing on a flat sheet | Yasuji Obuchi, Hirokatsu Akiyama | 1993-02-09 |
| 5095448 | Data displaying apparatus with novel graphic position and ratio display means | Yasuji Obuchi, Hideo Miyoshi, Hirokatsu Akiyama | 1992-03-10 |
| 5002408 | Apparatus and method for printing character and ruled line | Yasuji Obuchi, Hideo Miyoshi, Hirokatsu Akiyama | 1991-03-26 |
| 4992959 | Method and apparatus for rotating character array image | Yasuji Obuchi, Hirokatsu Akiyama, Yasuhisa Nakamura | 1991-02-12 |
| 4976182 | Musical score display device | Yasuji Obuchi, Hirokatsu Akiyama, Yasuhisa Nakamura | 1990-12-11 |
| 4724545 | Squelch detecting circuit with squelch start determining means | — | 1988-02-09 |
| 4628573 | Process for producing array-type ultrasonic probe | Keiichi Ohira, Akira Funakoshi | 1986-12-16 |
| 4629928 | Electrode terminal structure for a piezoelectric polymer | Hisao Takahashi | 1986-12-16 |
| 4617231 | Electroconductive film and process for production thereof | Hisao Takahashi, Keiichi Ohira | 1986-10-14 |
| 4611141 | Lead structure for a piezoelectric array-type ultrasonic probe | Akira Funakoshi, Keiichi Ohira | 1986-09-09 |