IH

Ikuo Hiyama

HI Hitachi: 58 patents #182 of 28,497Top 1%
HD Hitachi Displays: 39 patents #5 of 752Top 1%
PA Panasonic: 16 patents #1,398 of 21,108Top 7%
JD Japan Display: 3 patents #648 of 1,204Top 55%
IT Ips Alpha Technology: 2 patents #4 of 27Top 15%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
Overall (All Time): #14,298 of 4,157,543Top 1%
101
Patents All Time

Issued Patents All Time

Showing 26–50 of 101 patents

Patent #TitleCo-InventorsDate
7973882 Liquid crystal display device Daisuke Kajita, Kentarou Ojima, Masahiro Ishii 2011-07-05
7944526 Liquid crystal display device with a backlight unit having a diffusion plate Yoshihiro Imajo, Yoshifumi Sekiguchi, Hitoshi Taniguchi 2011-05-17
7920238 Polarizer and liquid-crystal display apparatus having reduced polarization state in oblique viewing angles Daisuke Kajita, Mutsumi Maehara, Yuka Utsumi 2011-04-05
7905616 Illumination unit and display unit incorporating the same Akitoyo Konno, Yoshifumi Sekiguchi, Makoto Tsumura, Daisuke Kajita 2011-03-15
7898638 Liquid-crystal display device Yuka Utsumi, Shintaro Takeda, Hiroyuki Kagawa, Daisuke Kajita, Kikuo Ono 2011-03-01
7855760 Liquid crystal display apparatus Makoto Tsumura, Akitoyo Konno, Yoshifumi Sekiguchi, Daisuke Kajita 2010-12-21
7828473 Illuminating apparatus and display apparatus using the same Toshiaki Tanaka, Hiroki Kaneko 2010-11-09
7824049 Illumination device and display device incorporating the same Hiroki Kaneko, Toshiaki Tanaka, Hiroshi Sasaki, Yoshifumi Sekiguchi 2010-11-02
7817226 Liquid crystal display device Daisuke Kajita, Shintaro Takeda 2010-10-19
7784986 Plane-like lighting units and display equipment provided therewith Masaya Adachi, Makoto Tsumura, Shusuke Endo 2010-08-31
7737930 Image signal display apparatus Tatsuki Inuzuka, Tsunenori Yamamoto, Akitoyo Konno 2010-06-15
7733449 Liquid crystal display Shinichiro OKA, Masaya Adachi, Shinichi Komura 2010-06-08
7719647 Liquid crystal display apparatus Daisuke Kajita, Masahiro Ishii 2010-05-18
7705930 Liquid crystal display device with a backlight unit having a diffusion plate Yoshihiro Imajo, Yoshifumi Sekiguchi, Hitoshi Taniguchi 2010-04-27
7684005 Active matrix type liquid crystal display apparatus Yuka Utsumi, Katsumi Kondo, Osamu Itoh, Masahito Ohe, Kazuhiko Yanagawa +1 more 2010-03-23
7661844 Illuminating device and liquid-crystal display device using the same Yoshifumi Sekiguchi, Tsunenori Yamamoto, Hiroki Kaneko, Toshiaki Tanaka 2010-02-16
7661866 Lighting system and display apparatus using the same Hiroki Kaneko, Toshiaki Tanaka, Haruo Akahoshi 2010-02-16
7602370 Liquid crystal display device Tsunenori Yamamoto, Daisuke Kajita 2009-10-13
7595784 Liquid crystal display apparatus with control of LCD and backlight corresponding to an image Tsunenori Yamamoto, Daisuke Kajita, Akitoyo Konno, Tatsuki Inuzuka, Masatoshi Wakagi 2009-09-29
7567317 Liquid crystal display apparatus Toshiaki Tanaka, Hiroki Kaneko 2009-07-28
7489374 Liquid crystal display Yuka Utsumi, Makiko Sugibayashi, Katsumi Kondo, Mutsumi Maehara 2009-02-10
7478925 Lighting source unit, illuminating apparatus using the same and display apparatus using the same Hiroki Kaneko, Toshiaki Tanaka, Tsunenori Yamamoto, Akitoyo Konno, Katsumi Kondo +1 more 2009-01-20
7463235 Light illumination apparatus and liquid crystal display apparatus using the same Tsunenori Yamamoto, Makoto Tsumura, Yoshinori Aono 2008-12-09
7460103 Liquid crystal display apparatus with luminance distribution calculating, backlight controller, and video correction to improve display contrast ratio Akitoyo Konno, Masaya Adachi, Daisuke Kajita, Tsunenori Yamamoto, Katsumi Kondo +2 more 2008-12-02
7433012 Active matrix type liquid crystal display apparatus Yuka Utsumi, Katsumi Kondo, Osamu Itoh, Masahito Ohe, Kazuhiko Yanagawa +1 more 2008-10-07