KA

Keiichiro Ashizawa

HI Hitachi: 9 patents #56 of 4,225Top 2%
📍 Mobara, JP: #2 of 104 inventorsTop 2%
Overall (2003): #2,255 of 273,478Top 1%
9
Patents 2003

Issued Patents 2003

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6667790 Liquid crystal display having particular spacer Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2003-12-23
6654092 Active-matrix liquid crystal display Kazuhiko Yanagawa, Masuyuki Ohta, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi 2003-11-25
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, Ikuo Hiyama, Osamu Itoh, Masahito Ohe +1 more 2003-09-16
6583846 Liquid crystal display device with spacer covered with an electrode Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2003-06-24
6552770 Liquid crystal display having shield layers on both sides of spacer across signal line Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2003-04-22
6545736 Liquid crystal display device having particular pixel region Masayuki Hikiba, Masuyuki Ohta 2003-04-08
6545658 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2003-04-08
6538713 Active matrix liquid crystal display comprising a plurality of electrodes and/or a black matrix having zigzag shaped edges along the long side of the pixel field Kazuhiko Yanagawa, Masuyuki Oota, Masayuki Hikiba 2003-03-25
6532053 Transverse electric field system liquid crystal display device suitable for improving aperture ratio Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yanagawa, Masahiro Yanai, Nobutake Konishi +4 more 2003-03-11