KK

Kouji Kitou

HI Hitachi: 45 patents #373 of 28,497Top 2%
HC Hitachi Media Electronics Co.: 5 patents #41 of 214Top 20%
HC Hitachi Mizusawa Electronics Co.: 1 patents #8 of 28Top 30%
Overall (All Time): #58,908 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDate
7541748 Discharge lamp lighting device Fumio Haruna, Masaru Shimizu, Tetsunosuke Nakamura 2009-06-02
7486334 Image display system Kouzou Masuda, Ikuya Arai, Sadao Tsuruga, Jiro Kawasaki, Tsuyoshi Sano +5 more 2009-02-03
7475181 Display unit with processor and communication controller which communicates information to the processor Ikuya Arai 2009-01-06
7475180 Display unit with communication controller and memory for storing identification number for identifying display unit Ikuya Arai 2009-01-06
7276864 Discharge lamp lighting device and projection type image display apparatus having the same Fumio Haruna, Masaru Shimizu, Tetsunosuke Nakamura 2007-10-02
7202612 Discharge lamp lighting apparatus Fumio Haruna, Masaru Shimizu, Tetsunosuke Nakamura 2007-04-10
7089342 Method enabling display unit to bi-directionally communicate with video source Ikuya Arai 2006-08-08
7023146 Discharge lamp lighting apparatus Fumio Haruna, Masaru Shimizu, Tetsunosuke Nakamura 2006-04-04
6995523 Discharge lamp lighting device Fumio Haruna, Masaru Shimizu, Tetsunosuke Nakamura 2006-02-07
6791623 Image display system Kouzou Masuda, Ikuya Arai, Sadao Tsuruga, Jiro Kawasaki, Tsuyoshi Sano +5 more 2004-09-14
6686895 Display unit for displaying an image based on a video signal received from a personal computer which is connected to an input device Ikuya Arai, Yuji Sano 2004-02-03
6639588 Image display apparatus Ikuya Arai, Yuji Sano 2003-10-28
6549970 Display unit with controller enabling bi-directional communication with computer Ikuya Arai 2003-04-15
6513088 Display unit and method enabling bi-directional communication with video source Ikuya Arai 2003-01-28
6476821 Image displaying system and information processing apparatus Hideo Sawada, Ikuya Arai, Nobuaki Kabuto, Kazufumi Kikuchi, Kazunori Iwabuchi +1 more 2002-11-05
6466272 Display apparatus Ikuya Arai, Masahiro Eto, Ryuuichi Someya, Kiyoharu Kishimoto 2002-10-15
6404459 Display with scan converter for converting scanning frequency of input video signal Ikuya Arai, Kunio Umehara 2002-06-11
6348904 Computer apparatus for sending video information to an image display apparatus and receiving information from the image display apparatus Ikuya Arai, Yuji Sano 2002-02-19
6346930 Computer apparatus for sending video information to an image display apparatus and receiving information from the image display apparatus Ikuya Arai, Yuji Sano 2002-02-12
6304236 Display apparatus for adjusting the display image using a control signal from an external computer Ikuya Arai, Yuji Sano 2001-10-16
6247090 Display apparatus enabled to control communicatability with an external computer using identification information Ikuya Arai 2001-06-12
6081254 Color correction system of imaging apparatus Mariko Tanaka, Shinichi Yamada, Tomoko Ogawa, Yuji Sano, Kiyoharu Kishimoto +9 more 2000-06-27
6078301 Computer apparatus for sending video information to an image display apparatus and receiving information from the image display apparatus Ikuya Arai, Yuji Sano 2000-06-20
6057812 Image display apparatus which both receives video information and outputs information about itself Ikuya Arai, Yuji Sano 2000-05-02
6025680 Horizontal deflection circuit and cathode ray tube display apparatus using the same Ikuya Arai, Yuji Sano 2000-02-15