HK

Hirofumi Kubota

Sumitomo Electric Industries: 23 patents #806 of 21,551Top 4%
TO Toyota: 16 patents #1,599 of 26,838Top 6%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
Pioneer: 7 patents #234 of 1,730Top 15%
TC Toshiba Matsushita Display Technology Co.: 6 patents #16 of 235Top 7%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JC Japan Display Central: 1 patents #29 of 90Top 35%
DE Denso: 1 patents #6,940 of 11,792Top 60%
📍 Moriya, JP: #8 of 174 inventorsTop 5%
Overall (All Time): #31,685 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 26–50 of 67 patents

Patent #TitleCo-InventorsDate
7215393 Reflective plate and display device using the plate Mariko Kawaguri, Seiji Nishiyama, Naohide Wakita, Taketoshi Nakao, Yasuhiko Yamanaka +1 more 2007-05-08
7142259 Liquid crystal display with method for OCB splay-bend transition Katsuji Hattori, Shoichi Ishihara, Shin-ichiro Hatta, Katsumi Adachi, Yoshinori Tanaka 2006-11-28
7102176 Organic electroluminescent display panel and manufacturing method therefor 2006-09-05
6950172 Liquid crystal display with method for OCB splay-bend transition Katsuji Hattori, Shoichi Ishihara, Shin-ichiro Hatta, Katsumi Adachi, Yoshinori Tanaka 2005-09-27
6888678 Irregular-shape body, reflection sheet and reflection-type liquid crystal display element, and production method and production device therefor Seiji Nishiyama, Naohide Wakita 2005-05-03
6864629 Organic electroluminescence (EL) cell that prevents moisture from deteriorating light-emitting characteristics and a method for producing the same Satoshi Miyaguchi 2005-03-08
6836306 Transflective liquid crystal display device Naohide Wakita, Tsuyoshi Uemura, Sadayoshi Hotta 2004-12-28
6771334 Transflective liquid crystal display device Naohide Wakita, Tsuyoshi Uemura, Sadayoshi Hotta 2004-08-03
6771331 Lighting device and liquid crystal display Kenji Nakao, Tsuyoshi Uemura 2004-08-03
6748936 Exhaust gas recirculation control for internal combustion engine and method of exhaust gas recirculation control Shigeki Kinomura, Kazuhisa Mogi 2004-06-15
6727965 Semitransparent liquid crystal display device 2004-04-27
6671009 Liquid crystal display with method for OCB splay-bend transition Katsuji Hattori, Shoichi Ishihara, Shin-ichiro Hatta, Katsumi Adachi, Yoshinori Tanaka 2003-12-30
6630969 Polymer dispersion type liquid crystal display panel and manufacturing method thereof Tsuyoshi Uemura, Kenji Nakao, Seiji Nishiyama 2003-10-07
6605372 Organic electroluminescent element and method of repairing the same 2003-08-12
6597424 OCB liquid crystal display device having pixel protrusions Katsuji Hattori, Shoichi Ishihara, Shin-ichiro Hatta, Katsumi Adachi, Yoshinori Tanaka 2003-07-22
6551667 Macromolecular dispersion type liquid crystal display element and method of manufacturing the same Shinya Kosako, Kenji Nakao, Noriko Naito, Tsuyoshi Uemura, Masao Yamamoto 2003-04-22
6529252 Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing method Kenji Nakao, Shinya Kosako, Tsuyoshi Uemura, Masao Yamamoto, Kazuo Inoue +1 more 2003-03-04
6493626 Drive power control apparatus and method for vehicle Shinichi Mitani, Zenichiro Mashiki, Isao Takagi, Hiroya Tanaka 2002-12-10
6486932 Light control element, optical device, and electrical device, and method of producing thereof Kenji Nakao, Seiji Nishiyama, Tsuyoshi Uemura, Masao Yamamoto 2002-11-26
6450917 Shift control system for continuously variable transmission Hiroji Taniguchi, Katsumi Kono, Kenji Matsuo, Hideki Yasue, Tadashi Tamura +7 more 2002-09-17
6452650 Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing method Kenji Nakao, Shinya Kosako, Tsuyoshi Uemura, Masao Yamamoto, Kazuo Inoue +1 more 2002-09-17
6440037 Control system for vehicle having continuously variable transmission Isao Takagi 2002-08-27
6429584 Organic electroluminescence display panel and method of manufacturing the same 2002-08-06
6429914 Polymer dispersion type liquid crystal display panel and its manufacturing method Tsuyoshi Uemura, Kenji Nakao, Seiji Nishiyama 2002-08-06
6401022 Vehicle drive power control apparatus, and control method Zenichiro Mashiki, Isao Takagi, Hiroya Tanaka, Shinichi Mitani 2002-06-04