KO

Kazuhiro Ogawa

HI Hitachi: 51 patents #272 of 28,497Top 1%
HD Hitachi Displays: 5 patents #194 of 752Top 30%
JD Japan Display: 2 patents #741 of 1,204Top 65%
HI Hiatchi: 1 patents #1 of 84Top 2%
Overall (All Time): #40,708 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
5760854 Liquid crystal display apparatus Kikuo Ono, Makoto Tsumura, Hiroki Sakuta, Masahiko Suzuki, Toshiki Kaneko +4 more 1998-06-02
5760857 In-plane field type liquid crystal display device with delta arrangement of three primary color pixels Kazuhiko Yanagawa, Masuyuki Ohta, Keiichiro Ashizawa, Masahiro Yanai 1998-06-02
5760856 In-plane field type liquid crystal display device with light shielding pattern suitable for high aperture ratio Kazuhiko Yanagawa, Masuyuki Ohta, Keiichiro Ashizawa, Katsumi Kondo 1998-06-02
5754266 Liquid crystal display device with wide viewing angle characteristics Masuyuki Ohta, Kazuhiko Yanagawa, Keiichiro Ashizawa, Yasuyuki Mishima, Masahito Ohe +2 more 1998-05-19
5751381 Active matrix LCD device with image signal lines having a multilayered structure Kikuo Ono, Takashi Suzuki, Kouichi Anno, Hiroki Sakuta, Makoto Tsumura +2 more 1998-05-12
5734451 Active matrix type liquid crystal display device with specific configurations of the reference electrode and/or the video signal line Kazuhiko Yanagawa, Masuyuki Ohta, Keiichiro Ashizawa, Minoru Hoshino 1998-03-31
5694186 Color liquid crystal display device having special relationship between its isochromatic viewing angle and half-brightness angle Kazuhiko Yanagawa, Masayuki Ohta, Keiichiro Ashizawa, Kiyoshige Kinukawa 1997-12-02
5668379 Active matrix crystal display apparatus using thin film transistor Kikuo Ono, Makoto Tsumura, Hiroki Sakuta, Masahiko Suzuki, Toshiki Kaneko +4 more 1997-09-16
5294811 Thin film semiconductor device having inverted stagger structure, and device having such semiconductor device Takashi Aoyama, Yasuhiro Mochizuki, Naohiro Momma, Katsuhisa Usami 1994-03-15