AY

Akihiko Yoshida

Sumitomo Electric Industries: 41 patents #258 of 21,551Top 2%
HI Hitachi: 21 patents #1,645 of 28,497Top 6%
PA Panasonic: 7 patents #3,841 of 21,108Top 20%
NI Ngk Insulators: 7 patents #448 of 2,083Top 25%
SO Sony: 5 patents #7,785 of 25,231Top 35%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
SC Square Enix Co.: 2 patents #98 of 391Top 30%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
VT Valeo Systemes Thermiques: 2 patents #138 of 433Top 35%
AC Asahi Glass Co.: 2 patents #833 of 2,251Top 40%
TI Tokyo Electric Power Company Holdings, Incorporated: 1 patents #245 of 711Top 35%
HT Hitachi Communication Technologies: 1 patents #83 of 214Top 40%
VJ Valeo Thermal Systems Japan: 1 patents #12 of 49Top 25%
SK Showa Shell Sekiyu K.K.: 1 patents #27 of 82Top 35%
RC Rengo Co.: 1 patents #36 of 118Top 35%
SC Sumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
Overall (All Time): #17,419 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 26–50 of 91 patents

Patent #TitleCo-InventorsDate
7724724 Radio communication apparatus Shiro Mazawa, Kiyoshi Kawamoto, Yosuke Takahashi, Keiji Usuba 2010-05-25
7687184 Membrane electrode assembly with a fibrous substrate, method for producing the same and polymer electrolyte fuel cell Masaki Yamauchi, Yoshihiro Hori, Mikiko Yoshimura, Makoto Uchida 2010-03-30
7621807 Fixing mechanism for a container in a vehicle air conditioning device Shinichi Hara, Takao Koike 2009-11-24
7622215 Composite electrolyte membrane, catalyst-coated membrane assembly, membrane-electrode assembly and polymer electrolyte fuel cell Yoshihiro Hori, Mikiko Yoshimura, Makoto Uchida, Shinji Kinoshita, Hirokazu Wakabayashi 2009-11-24
7560180 Gas diffusion layer and fuel cell using the same Masaki Yamauchi, Yoshihiro Hori, Makoto Uchida 2009-07-14
7473486 Catalyst-coated membrane, membrane-electrode assembly, and polymer electrolyte fuel cell Mikiko Yoshimura, Yoshihiro Hori, Yoichiro Tsuji, Takeshi Yonamine, Makoto Uchida 2009-01-06
7470483 Electrolyte membrane-electrode assembly for fuel cell and operation method of fuel cell using the same Yoshihiro Hori, 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, Junji Morita, Masao Yamamoto +3 more 2008-11-25
7414004 Gas diffusion layer, electrode and membrane electrode assembly for fuel cell, and production methods thereof Yoichiro Tsuji, Masaki Yamauchi, Yoshihiro Hori, Makoto Uchida, Hisaaki Gyoten +1 more 2008-08-19
7316860 Polymer electrolyte fuel cell and production method of the same Eiichi Yasumoto, Makoto Uchida, Junji Morita, Yasushi Sugawara, Teruhisa Kanbara 2008-01-08
7220514 Polymer electrolyte fuel cell Eiichi Yasumoto, Makoto Uchida, Hisaaki Gyoten, Kazuhito Hatoh, Yasushi Sugawara +5 more 2007-05-22
7202874 Method for drawing object having rough model and detailed model Akihiro Yamaguchi 2007-04-10
7201993 Polymer electrolyte fuel cell Makoto Uchida, Yasushi Sugawara, Eiichi Yasumoto, Junji Morita, Masao Yamamoto +3 more 2007-04-10
7150934 Electrolyte film electrode union, fuel cell containing the same and process for producing them Yoshihiro Hori, Makoto Uchida, Eiichi Yasumoto, Yasuo Takebe, Osamu Sakai +5 more 2006-12-19
7132187 Polymer electrolyte fuel cell and production method thereof Yasushi Sugawara, Makoto Uchida, Yoshihiro Hori, Osamu Sakai, Takeshi Yonamine +2 more 2006-11-07
7097932 Polymer electrolytic fuel cell and method for producing the same Osamu Sakai, Hisaaki Gyoten, Hiroki Kusakabe, Eiichi Yasumoto, Yasushi Sugawara +3 more 2006-08-29
7060384 Polymer electrolyte fuel cell Masao Yamamoto, Junji Niikura, Yasuo Takebe, Osamu Sakai, Makoto Uchida 2006-06-13
6991870 Gas diffusion electrode and fuel cell using this Eiichi Yasumoto, Makoto Uchida, Junji Morita, Yasushi Sugawara, Hisaaki Gyoten +3 more 2006-01-31
6818339 Polymer electrolyte type fuel cell Yasushi Sugawara, Hisaaki Gyoten, Makoto Uchida, Eiichi Yasumoto, Teruhisa Kanbara +6 more 2004-11-16
6559590 Paint for heat absorbing film, heat absorbing film and color CRT Masatoshi Mori, Kimiyo Ibaraki, Hitoshi Kimata, Yasunori Metsugi, Shunichi Abe +1 more 2003-05-06
6168869 Anti-microbial aluminum product and method for producing the same Toshikazu Tomioka 2001-01-02
6057641 Cathode-ray tube with fixing springs for color selection electrode Jun Yamazaki 2000-05-02
5998011 Composition for use in a transparent and electrically conductive film and a method for making the film Akiyoshi Hattori, Atsushi Nishino 1999-12-07
5961919 Deodorizing and sterilizing device having catalyst deterioration sensing function Hirokazu Tachibana, Akiyoshi Hattori, Nobuyuki Yoshiike 1999-10-05
5889459 Metal oxide film resistor Akiyoshi Hattori, Yoshihiro Hori, Masaki Ikeda, Yasuhiro Shindo, Kouzou Igarashi 1999-03-30