HH

Hitoshi Hayakawa

SE Seiko Epson: 29 patents #525 of 7,774Top 7%
DT Daido Tokushuko: 5 patents #25 of 382Top 7%
DC Dainippon Ink And Chemicals: 4 patents #105 of 1,002Top 15%
DI Dic: 3 patents #189 of 844Top 25%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
FV Fuji Valve: 1 patents #2 of 10Top 20%
Overall (All Time): #65,640 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
9896603 Curing accelerator for oxidative polymerization-type unsaturated resin, printing ink, and coating material Shigeki Matsunaga, Akinori Takahashi 2018-02-20
9081612 Virtual machine control method and virtual machine Naoya Hattori, Yuji Tsushima 2015-07-14
9025443 Network equipment and frame transmission control method Yuji Tsushima 2015-05-05
8703898 Hyperbranched polyether polyol and urethane resin composition Rainer B. Frings, Toshihiro Ooki, Yasuhiro Takada 2014-04-22
8521957 Cache control method for a computer system Daisuke Ito, Yuji Tsushima 2013-08-27
8017706 Process for production of polymers with iron complex catalyst Hidetomo Kai, Akane Sasamoto 2011-09-13
7674866 Method of producing polymer using iron complex as catalyst Hideo Nagashima, Shota Niibayashi, Ren-Hua Jin 2010-03-09
7641305 Liquid ejecting apparatus Takashi Mano, Shozo Kuwada, Nobuhito Takahashi 2010-01-05
7543907 Ink jet recording apparatus and cleaning control method for recording head incorporated therein Shuhei Harada, Hisashi Miyazawa, Atsushi Kobayashi, Hitotoshi Kimura, Yoshiharu Aruga 2009-06-09
7524019 Method for cleaning liquid ejection apparatus and liquid ejection apparatus Shigenori Fukasawa 2009-04-28
7449223 Polymerizable liquid crystal composition and optically anisotropic medium Jyoji Kawamura, Yoshiyuki Ono, Yasuyuki Suzuki, Isa Nishiyama, Yasuyuki Watanabe +1 more 2008-11-11
7244013 Liquid ejecting apparatus Koji Harada, Takashi Mano, Shozo Kuwada, Nobuhito Takahashi, Tsutomu Kobayashi 2007-07-17
7195345 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Koichi Toba, Takahiro Naka +2 more 2007-03-27
7141642 Process for producing polymerizable polybranched polyester Koichiro Matsuki, Masayuki Moriwaki 2006-11-28
7121652 Ink jet recording apparatus and cleaning control method for recording head incorporated therein Shuhei Harada, Hisashi Miyazawa, Atsushi Kobayashi, Hitotoshi Kimura, Yoshiharu Aruga 2006-10-17
6991314 Ink-jet recording apparatus Takahiro Naka, Shigenori Fukasawa 2006-01-31
6966624 Liquid spraying device Masaru Takahashi, Kojiro Iizuka 2005-11-22
6886927 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Koichi Toba, Takahiro Naka +2 more 2005-05-03
6846062 Ink jet recording apparatus and cleaning control method for recording head incorporated therein Shuhei Harada, Hisashi Miyazawa, Atsushi Kobayashi, Hitotoshi Kimura, Yoshiharu Aruga 2005-01-25
6786581 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Koichi Toba, Takahiro Naka +2 more 2004-09-07
6733958 Material for photo-alignment layer, photo-alignment layer and method of manufacturing the same Masanobu Fukuda, Hirokazu Takada 2004-05-11
6709088 Inkjet recording apparatus Takahiro Naka, Shigenori Fukasawa 2004-03-23
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, Kazuhiko Hara, Kiyotaka Sema, Takahiro Naka, Satoshi Shinada +1 more 2004-03-16
6637857 Ink jet recording apparatus and cleaning control method for wiping device in the apparatus Yoshiaki Shimizu, Norihiro Maruyama 2003-10-28
6595616 Ink jet type recording apparatus Masaru Takahashi, Kojiro Iizuka 2003-07-22