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 76–100 of 101 patents

Patent #TitleCo-InventorsDate
6844968 Luminous intensity distribution control device and display having the same Masaya Adachi, Makoto Tsumura, Tetsuro Minemura 2005-01-18
6784891 Image display system Tatsuki Inuzuka, Tsunenori Yamamoto, Makoto Tsumura, Yasutaka Toyoda 2004-08-31
6756954 Liquid crystal display apparatus Tsunenori Yamamoto, Nobuyuki Suzuki, Makoto Tsumura 2004-06-29
6709122 Plane-like lighting units and display equipment provided therewith Masaya Adachi, Makoto Tsumura, Shusuke Endo 2004-03-23
6704066 Liquid crystal display apparatus Makoto Tsumura, Akitoyo Konno, Tsunenori Yamamoto, Yoshinori Aono 2004-03-09
6704067 Liquid crystal display apparatus Makoto Tsumura, Akitoyo Konno, Tsunenori Yamamoto, Yoshinori Aono 2004-03-09
6650472 Luminous intensity distribution control device and display having the same Masaya Adachi, Makoto Tsumura, Tetsuro Minemura 2003-11-18
6646699 Liquid crystal display with band-pass filter Yuka Utsumi, Shinichi Komura, Katsumi Kondo 2003-11-11
6621538 Active matrix type liquid crystal display apparatus including liquid crystal layer having different thicknesses at portions where different colors of light are transmitted Yuka Utsumi, Katsumi Kondo, Osamu Itoh, Masahito Ohe, Kazuhiko Yanagawa +1 more 2003-09-16
6608657 Switchable liquid crystal light guide and liquid crystal display apparatus using the same Tsunenori Yamamoto, Makoto Tsumura, Yoshinori Aono 2003-08-19
6561663 Plane-like lighting units and display equipment provided therewith Masaya Adachi, Makoto Tsumura, Shusuke Endo 2003-05-13
6556260 Liquid crystal display apparatus Osamu Itou, Shinichi Komura, Masaya Adachi, Shoichi Hirota 2003-04-29
6469755 Illuminating arrangement with reflector having inclined irregularities or corrugations Masaya Adachi, Makoto Tsumura 2002-10-22
6362862 Liquid crystal display Osamu Itoh, Shinichi Komura, Shoichi Hirota, Masaya Adachi 2002-03-26
6275276 Liquid crystal display with two liquid crystal gel layers each having a polymer enabling alignment Shinichi Komura, Yuji Mori, Junichi Hirakata, Masahiko Ando, Osamu Itou 2001-08-14
6222598 Liquid crystal display Katsuyuki Funahata, Katsumi Kondo 2001-04-24
6137560 Active matrix type liquid crystal display apparatus with light source color compensation Yuka Utsumi, Katsumi Kondo, Osamu Itoh, Masahito Ohe, Kazuhiko Yanagawa +1 more 2000-10-24
6122465 Reflective liquid crystal display having a hologram color filter Akira Arimoto, Masato Shimura 2000-09-19
6104454 Liquid crystal display Katsuyuki Funahata, Katsumi Kondo 2000-08-15
6104460 Reflective LCD with cylindrical pattern formed in reflecting electrode region Makoto Abe, Makoto Tsumura, Osamu Itoh 2000-08-15
6094240 Liquid crystal display polarizing beam splitter with specific incidence angle Osamu Itoh, Katsumi Kondo, Masaya Adachi 2000-07-25
6072552 Liquid crystal display Shinichi Komura, Yuji Mori, Junichi Hirakata, Masahiko Ando, Osamu Itou 2000-06-06
5841496 Reflective liquid crystal display device Osamu Itoh, Katsumi Kondo, Tatsuhisa Fujii, Naoki Kikuchi, Jun-ichi Hirakata 1998-11-24
5818554 Reflective liquid crystal display apparatus which does not require a back light Akira Arimoto, Katsumi Kondo, Osamu Itoh, Tatsuhisa Fujii 1998-10-06
5519523 Liquid crystal display device with residual retardation compensated for in liquid crystal layer Hitomi Madokoro, Junichi Hirakata, Hidetoshi Abe, Katsumi Kondo, Masaaki Kitajima +4 more 1996-05-21