IK

Isao Kawahara

Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
NK Nippon Hoso Kyokai: 2 patents #182 of 703Top 30%
Overall (All Time): #259,032 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7839357 Image display apparatus for writing display information with reduced electric consumption Kunio Sekimoto 2010-11-23
7710358 Image display apparatus for correcting dynamic false contours Kazuhiro Yamada 2010-05-04
7474280 Image display apparatus 2009-01-06
7418152 Method and device of image correction 2008-08-26
7365799 Gradation display device 2008-04-29
7154516 Image display device Kazuhiro Yamada 2006-12-26
7139007 Gradation display method capable of effectively decreasing flickers and gradation display 2006-11-21
7071902 Image display 2006-07-04
6956592 Gray-scale image display device that can reduce power consumption when writing data Kazuhiro Yamada 2005-10-18
6556214 Multilevel image display method Kazuhiro Yamada 2003-04-29
6456302 Image display apparatus and image evaluation apparatus Kunio Sekimoto 2002-09-24
6380979 Scanning line converting circuit and interpolation coefficient generating circuit Masaki Tokoi, Tomohisa Tagami 2002-04-30
6310588 Image display apparatus and image evaluation apparatus Kunio Sekimoto 2001-10-30
6268890 Image display apparatus with selected combinations of subfields displayed for a gray level 2001-07-31
5856823 Plasma display Takayuki Kimoto 1999-01-05
5087973 Clamp signal processing apparatus 1992-02-11
5008753 Clamp system used for television signal Hiromu Kitaura, Mitsuo Isobe, Yoshio Hirauchi, Yuichi Ninomiya, Yoshimichi Ohtsuka +1 more 1991-04-16
4998106 Reference voltage regulation apparatus for an automatic gain control system Toyokastu Koga, Yoshimichi Ohtsuka, Tadashi Kawashima, Yuichi Ninomiya 1991-03-05