KM

Katsumi Matsumoto

HD Hitachi Displays: 18 patents #36 of 752Top 5%
HI Hitachi: 14 patents #2,889 of 28,497Top 15%
HC Hitachi Device Engineering Co.: 13 patents #16 of 514Top 4%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
PI Pixtronix: 6 patents #15 of 73Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
SS Sankyo Seiki Seisakusho: 2 patents #74 of 287Top 30%
Samsung: 1 patents #49,284 of 75,807Top 70%
KI Kurita Water Industries: 1 patents #167 of 384Top 45%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
YC Yamamoto Kogaku Co.: 1 patents #38 of 58Top 70%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #52,911 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 26–50 of 51 patents

Patent #TitleCo-InventorsDate
7652728 Liquid crystal display device comprising a first conductive film surrounding reflective electrodes and a second conductive film surrounding the first conductive film and projector having the same Hironobu Isami, Eiichirou Itou, Takashi Sekimoto 2010-01-26
7567230 Liquid crystal display device having a low-voltage driving circuit Haruhisa Iida, Iwao Takemoto, Shigeo Adachi 2009-07-28
7490365 Swimming goggles Katsuya Takeshi, Hirofumi Tominaga 2009-02-17
7492340 Liquid crystal display device having stabilized drive circuit Hironobu Isami, Iwao Takemoto 2009-02-17
7274625 Display device Kozo Yasuda, Hiroshi Kageyama, Hideo Sato, Toshio Miyazawa 2007-09-25
7164403 Liquid crystal display device having a gray-scale voltage selector circuit Hironobu Isami, Iwao Takemoto, Toshio Miyazawa 2007-01-16
7042430 Liquid crystal display device having stabilized drive circuit Hironobu Isami, Iwao Takemoto 2006-05-09
6961041 Liquid crystal display device having a low-voltage driving circuit Haruhisa Ilda, Iwao Takemoto, Shigeo Adachi 2005-11-01
6952246 Reflective type liquid crystal display device Iwao Takemoto, Hideki Nakagawa, Eiichiro Ito, Atsumu Iguchi, Kenji Kitajima +4 more 2005-10-04
6791521 Liquid crystal display device having a gray-scale voltage selector circuit Hironobu Isami, Iwao Takemoto, Toshio Miyazawa 2004-09-14
6784956 Reflective type liquid crystal display device Iwao Takemoto, Hideki Nakagawa, Eiichiro Ito, Atsumu Iguchi, Kenji Kitajima +4 more 2004-08-31
6501456 Liquid crystal display apparatus including scanning circuit having bidirectional shift register stages Katsutoshi Saito, Hideo Sato, Iwao Takemoto 2002-12-31
6373547 Liquid crystal display device having pole spacers formed over optical shield film Katsutoshi Saito, Syoichi Hirota, Iwao Takemoto, Toshio Miyazawa 2002-04-16
6308549 Apparatus and method for forming spirally wound stator core or rotary electric machine Takashi Tokizawa, Katsumi Nagasaka, Masahiro Asano, Toshihiko Fujimoto, Katsuyoshi Shiraishi +2 more 2001-10-30
6304308 Liquid crystal display device with optical shield film Katsutoshi Saito, Syoichi Hirota, Iwao Takemoto, Toshio Miyazawa 2001-10-16
6232939 Liquid crystal display apparatus including scanning circuit having bidirectional shift register stages Katsutoshi Saito, Hideo Sato, Iwao Takemoto 2001-05-15
6208047 Motor Ikuo Agematsu, Kiyoshi Wakai, Yoshinori Ogawa, Yukinobu Yumita 2001-03-27
6081305 Liquid crystal light valve and projection type liquid crystal display using such valve Hideo Sato, Shoichi Hirota, Iwao Takemoto 2000-06-27
5950937 Alumina-zirconia sintered body, production thereof, and impact grinder using said alumina-zirconia sintered body Akihito Iwai, Hiroshi Wada, Sosuke Naito, Yoshihiko Imai, Hideki Nakamura +1 more 1999-09-14
5877105 Alumina-zirconia sintered body, production thereof, and impact grinder using said alumina-zirconia sintered body Akihito Iwai, Hiroshi Wada, Sosuke Naito, Yoshihiko Imai, Hideki Nakamura +1 more 1999-03-02
5280511 Output circuit for a CCD with cascode depletion MOSFET loads and a feedback capacitor Tatsuhisa Fujii, Iwao Takemoto, Atsushi Hasegawa, Kenji Kitajima, Tetsuro Izawa 1994-01-18
5241667 Electronic equipment controlling apparatus utilizing reference clock generator means 1993-08-31
4847696 System with a timer screen, for reserving the recording of TV programs Hideo Kunii, Hideki Yamamoto, Toshiyasu Mori 1989-07-11
4649442 Automatic program selector of a video tape recorder Hideo Kunii 1987-03-10
4639628 Small size motor Toshiji Kobayashi 1987-01-27