Issued Patents All Time
Showing 26–50 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721346 | Method and apparatus for encrypting data to be secured and inputting/outputting the same | Yuichi Kanai, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada, Tatsuya Hirai +2 more | 2010-05-18 |
| 7716746 | Data storing device for classified data | Ryoji Ohno, Takeo Ohishi, Akihiro Tozaki, Kenichiro Tada, Tatsuya Hirai +2 more | 2010-05-11 |
| 7687184 | Membrane electrode assembly with a fibrous substrate, method for producing the same and polymer electrolyte fuel cell | Masaki Yamauchi, Akihiko Yoshida, Mikiko Yoshimura, Makoto Uchida | 2010-03-30 |
| 7650328 | Data storage device capable of storing multiple sets of history information on input/output processing of security data without duplication | Kenichiro Tada, Tatsuya Hirai, Masafumi Tsuru, Takayuki Hasebe | 2010-01-19 |
| 7646907 | Stereoscopic image generating device and stereoscopic image delivery method | Ken Mashitani, Goro Hamagishi, Satoshi Takemoto, Keiji Horiuchi | 2010-01-12 |
| 7622215 | Composite electrolyte membrane, catalyst-coated membrane assembly, membrane-electrode assembly and polymer electrolyte fuel cell | Akihiko Yoshida, Mikiko Yoshimura, Makoto Uchida, Shinji Kinoshita, Hirokazu Wakabayashi | 2009-11-24 |
| 7599890 | Content data storage | Hiroshi Takemura, Takatoshi Yoshikawa, Toshiaki Hioki, Takahisa Hatakeyama, Takayuki Hasebe +4 more | 2009-10-06 |
| 7560180 | Gas diffusion layer and fuel cell using the same | Akihiko Yoshida, Masaki Yamauchi, Makoto Uchida | 2009-07-14 |
| 7521144 | Membrane-electrode assembly for polymer electrolyte fuel cells, and polymer electrolyte fuel cell | Tetsuji Shimohira, Shinji Kinoshita, Hirokazu Wakabayashi, Ichiro Terada | 2009-04-21 |
| 7489951 | Portable telephone set | Miwa Kanamori, Yuichi Kanai, Seiya Ota, Toshiaki Hioki, Megumi Makino +3 more | 2009-02-10 |
| 7473486 | Catalyst-coated membrane, membrane-electrode assembly, and polymer electrolyte fuel cell | Mikiko Yoshimura, Yoichiro Tsuji, Akihiko Yoshida, Takeshi Yonamine, Makoto Uchida | 2009-01-06 |
| 7470483 | Electrolyte membrane-electrode assembly for fuel cell and operation method of fuel cell using the same | Akihiko Yoshida, Osamu Sakai, Makoto Uchida, Eiichi Yasumoto, Shinya Kosako | 2008-12-30 |
| 7455703 | Method for manufacturing polymer electrolyte fuel cell | Makoto Uchida, Yasushi Sugawara, Eiichi Yasumoto, Akihiko Yoshida, Junji Morita +3 more | 2008-11-25 |
| 7433578 | Information recording device, information reproduction device, information recording method, information reproduction method, information recording program, information reproduction program, and information recording medium | Yuichi Kanai, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada, Akihiro Tozaki +1 more | 2008-10-07 |
| 7428307 | Data reproduction apparatus capable of safely controlling reproduction time of encrypted content data and data reproduction circuit and data recording apparatus used for the same | Takayuki Hasebe, Tatsuya Hirai | 2008-09-23 |
| 7421188 | Information edition device, information edition method, information edition program, and information recording medium | Yuichi Kanai, Ryoji Ohno, Takeo Ohishi, Kenichiro Tada, Akihiro Tozaki +1 more | 2008-09-02 |
| 7414004 | Gas diffusion layer, electrode and membrane electrode assembly for fuel cell, and production methods thereof | Akihiko Yoshida, Yoichiro Tsuji, Masaki Yamauchi, Makoto Uchida, Hisaaki Gyoten +1 more | 2008-08-19 |
| 7383446 | Recording device | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +4 more | 2008-06-03 |
| 7340055 | Memory card and data distribution system using it | Toshiaki Hioki, Miwa Kanamori, Takatoshi Yoshikawa, Hiroshi Takemura, Masataka Takahashi +5 more | 2008-03-04 |
| 7320839 | Polymer electrolyte fuel cell and conductive separator for the same | Yoichiro Tsuji, Masaki Yamauchi, Makoto Uchida | 2008-01-22 |
| 7233787 | Data distribution terminal, menu server, and distribution reservation system using them | Takeshi Higuchi | 2007-06-19 |
| 7219227 | Data distribution system and recording device and data provision device used therefor | Toshiaki Hioki, Miwa Kanamori, Takatoshi Yoshikawa, Hiroshi Takemura, Masataka Takahashi +5 more | 2007-05-15 |
| 7201993 | Polymer electrolyte fuel cell | Makoto Uchida, Yasushi Sugawara, Eiichi Yasumoto, Akihiko Yoshida, Junji Morita +3 more | 2007-04-10 |
| 7203312 | Data reproduction apparatus and data reproduction module | Masayuki Hatanaka, Jun Kamada, Takahisa Hatakeyama, Takayuki Hasebe, Seigou Kotani +4 more | 2007-04-10 |
| 7197365 | Controller, program product, and storage medium | Kazuya Ogawa, Etsuko Sugimoto, Hiroshi Takemura, Yoshinori Hatayama | 2007-03-27 |