HT

Hirohide Tanikawa

Canon: 70 patents #324 of 19,416Top 2%
Overall (All Time): #28,789 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 25 most recent of 71 patents

Patent #TitleCo-InventorsDate
8142972 Developer for replenishment and image forming method Yojiro Hotta, Kazuo Terauchi, Kunihiko Nakamura, Hiroyuki Fujikawa, Yoshinobu Baba +1 more 2012-03-27
7816063 Color toner and two-component developer Akira Hashimoto, Yojiro Hotta, Wakashi Iida, Kazuhiko Hayami, Yasuhiro Ichikawa 2010-10-19
7611813 Toner and image forming method Tetsuya Ida, Takeshi Ootsu, Koh Ishigami, Naoki Okamoto, Nozomu Komatsu +4 more 2009-11-03
7544457 Color toner and two-component developer Akira Hashimoto, Yojiro Hotta, Wakashi Iida, Kazuhiko Hayami, Yasuhiro Ichikawa 2009-06-09
7455947 Yellow toner, image forming apparatus and a method for producing a toner Tetsuya Ida, Yasuhiro Ichikawa, Wakashi Iida, Yojiro Hotta, Kazuhiko Hayami 2008-11-25
7452647 Color toner Kazuhiko Hayami, Tetsuya Ida, Akira Hashimoto, Nozomu Komatsu, Hiroyuki Fujikawa 2008-11-18
7442478 Toner and method for forming image Takayuki Itakura, Yuko Sato, Hiroyuki Fujikawa, Nobuyoshi Sugahara 2008-10-28
7396626 Toner Hiroyuki Fujikawa, Nobuyoshi Sugahara, Takayuki Itakura, Naoki Okamoto, Koh Ishigami +1 more 2008-07-08
7320850 Magenta toner Takayuki Itakura, Yuko Sato, Hiroyuki Fujikawa, Nobuyoshi Sugahara 2008-01-22
7288348 Color toner Kazuhiko Hayami, Tetsuya Ida, Nozomu Komatsu, Yasuhiro Ichikawa, Akira Hashimoto +5 more 2007-10-30
7279262 Magnetic carrier and two-component developer Hiroyuki Fujikawa, Takayuki Itakura, Takakuni Kobori, Koh Ishigami, Nobuyoshi Sugahara +1 more 2007-10-09
7138213 Cyan toner and method for forming an image Takayuki Itakura, Yoshinobu Baba, Yuko Sato, Nobuyoshi Sugahara, Kazuo Terauchi +1 more 2006-11-21
7112395 Color toner Tetsuya Ida, Yasuhiro Ichikawa, Nozomu Komatsu 2006-09-26
6881527 Toner, and process cartridge Shuhei Moribe, Hiroshi Yusa, Takashige Kasuya, Yoshihiro Ogawa, Hideto Iida +1 more 2005-04-19
6875549 Dry toner, toner production process, image forming method and process cartridge Katsuhisa Yamazaki, Hiroshi Yusa, Takashige Kasuya, Yoshihiro Ogawa, Shuhei Moribe 2005-04-05
6810217 Process cartridge Kaori Hiratsuka, Tsutomu Onuma, Nobuyuki Okubo 2004-10-26
6696211 Developer, image-forming method, and process cartridge Satoshi Yoshida 2004-02-24
6673506 Toner production process Tsuneo Nakanishi, Tsutomu Onuma, Nobuyuki Okubo, Kaori Hiratsuka 2004-01-06
6653036 Magnetic toner and image forming method Masami Fujimoto, Takakuni Kobori, Hiroyuki Fujikawa 2003-11-25
6630275 Magnetic toner and process cartridge Kaori Hiratsuka, Tsutomu Onuma, Nobuyuki Okubo, Tsuneo Nakanishi 2003-10-07
6541174 Method using toner and developer for developing electrostatic image Toshiaki Nakahara, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more 2003-04-01
6537716 Toner for developing electrostatic images and heat fixing method Shinji Doi, Hiroaki Kawakami, Masatsugu Fujiwara, Tsutomu Onuma 2003-03-25
6514654 Two-component developer and image forming method Makoto Kanbayashi 2003-02-04
6458499 Toner having hydrocarbon wax with specific ester value and hydroxyl value Tsutomu Onuma, Nobuyuki Okubo, Tsuneo Nakanishi, Katsuhisa Yamazaki, Kaori Hiratsuka 2002-10-01
6426169 Toner containing azo iron compound Tsutomu Onuma, Nobuyuki Okubo, Yoshihiro Ogawa, Tsuneo Nakanishi, Katsuhisa Yamazaki +1 more 2002-07-30