KH

Kazuhiko Hara

SE Seiko Epson: 44 patents #256 of 7,774Top 4%
Ricoh Company: 15 patents #1,477 of 9,818Top 20%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Canon: 5 patents #9,253 of 19,416Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
TI The Inctec: 1 patents #16 of 29Top 60%
TT Tokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
Overall (All Time): #25,747 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 26–50 of 75 patents

Patent #TitleCo-InventorsDate
6886930 Ink cartridge and ink jet record apparatus using the ink cartridge Keiji Matsumoto, Shinri Sakai 2005-05-03
6854834 Ink cartridge for ink-jet recorder and method of manufacturing same Minoru Usui, Kouichi Toba, Takao Kobayashi 2005-02-15
6785800 Single instruction stream multiple data stream processor Shin-ichi Yamaura, Takao Katayama, Kazuhiko Iwanaga, Hiroshi Takafuji 2004-08-31
6779860 Ink-jet recording apparatus Shigenori Fukasawa, Nobuhito Takahashi, Norihiro Maruyama 2004-08-24
6742878 Ink cartridge and ink jet record apparatus using the ink cartridge Keiji Matsumoto, Shinri Sakai 2004-06-01
6723784 Coating liquid, and image recording method and recording using same Fumitsugu Ito, Masahiro Yatake, Hidehiko Komatsu, Hitoshi Ota 2004-04-20
6705712 Ink cartridge, ink jet recording device using the same, and method for controlling the cleaning of a recording head of the ink jet recording device Minoru Usui, Kiyotaka Sema, Takahiro Naka, Hitoshi Hayakawa, Satoshi Shinada +1 more 2004-03-16
6619783 Flushing position controller incorporated in ink-jet recording apparatus and flushing method used for the same Munehide Kanaya, Shigenori Fukasawa, Atsushi Kobayashi, Kazunaga Suzuki 2003-09-16
6599356 Method for manufacturing pigment dispersed liquid, and pigment dispersed liquid, and ink for ink-jet printer recording using said pigment dispersed liquid Hidehiko Komatsu, Hitoshi Ota, Hiroko Hayashi 2003-07-29
6584687 Method of manufacturing an ink-jet recording head using a thermally fusible film that does not close communication holes Yoshikatsu Yamamoto, Takaichi Wada, Nagamitsu Takashima, Motonori Okumura, Yuji Tanaka +2 more 2003-07-01
6540322 Ink jet recording apparatus and ink suction method of the recording head Minoru Usui, Kenji Tsukada, Takahiro Katakura, Tomoaki Takahashi 2003-04-01
6530634 Ink jet recording apparatus 2003-03-11
6524383 Method for manufacturing pigment dispersion, pigment dispersion obtained by this method, and ink jet recording ink using same Hidehiko Komatsu, Hiroto Nakamura, Hitoshi Ohta, Masahiro Yatake 2003-02-25
6481826 Ink jet recording apparatus, method of discharging ink from capping unit incorporated in the apparatus, and ink composition used with the apparatus Hitoshi Hayakawa 2002-11-19
6406123 Capping unit for ink jet recording head incorporated in ink jet recording apparatus and method of manufacturing the same Minoru Usui, Hitoshi Hayakawa, Shigenori Fukasawa, Katsuhiro Komatsu 2002-06-18
6364449 Ink jet recording apparatus and cleaning control method for the same Nobuhito Takahashi, Yukihiro Uchiyama 2002-04-02
6312115 Ink cartridge for ink jet recorder and method of manufacturing same Minoru Usui, Kouichi Toba, Takao Kobayashi 2001-11-06
6312092 Ink jet recording apparatus and ink suction method of the recording head Minoru Usui, Kenji Tsukada, Takahiro Katakura, Tomoaki Takahashi 2001-11-06
6282913 Water vaporization type cooling apparatus for heat-generating unit Tetsuo Moriguchi 2001-09-04
6266756 Central processing unit compatible with bank register CPU Shinichi Yamaura, Keiichi Yoshioka, Keiji Nakamura, Takao Katayama 2001-07-24
6234616 Mechanism for opening or closing ink supply passage in ink-jet printer Kiyoto Komuro 2001-05-22
6170941 Ink cartridge for ink-jet recorder Kouichi Toba, Atsushi Kobayashi 2001-01-09
6158840 Ink jet recording apparatus Atsushi Kobayashi, Koichi Toba 2000-12-12
6105082 Data processor used in a data transfer system which includes a detection circuit for detecting whether processor uses bus in a forthcoming cycle Takayasu Hirai 2000-08-15
6044455 Central processing unit adapted for pipeline process 2000-03-28