NS

Nobuyoshi Sugahara

Canon: 38 patents #1,203 of 19,416Top 7%
Overall (All Time): #85,036 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
7300733 Black toner with defined loss tangent Takaaki Kohtaki, Yasuhiro Ichikawa, Tetsuya Ida, Kazuhiko Hayami, Nozomu Komatsu 2007-11-27
7297455 Toner, and image forming method Hiroyuki Fujikawa, Yuko Sato, Takayuki Itakura 2007-11-20
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, Yoshinobu Baba +1 more 2007-10-09
7272348 Developing method using a developer with a specified degree of compression and shearing stress Naoki Okamoto, Hiroyuki Fujikawa, Koh Ishigami, Yoshinobu Baba, Takayuki Itakura 2007-09-18
7147980 Toner and image forming apparatus Takayuki Itakura, Takaaki Kotaki, Yasuhiro Ichikawa, Takaaki Kaya, Wakashi Iida +3 more 2006-12-12
7144668 Toner and two-component developer Yoshinobu Baba, Yuko Sato, Ryoichi Fujita, Takaaki Kotaki, Kazuo Terauchi +1 more 2006-12-05
7138213 Cyan toner and method for forming an image Takayuki Itakura, Yoshinobu Baba, Yuko Sato, Kazuo Terauchi, Takaaki Kotaki +1 more 2006-11-21
7022449 Black toner with defined loss tangent Takaaki Kohtaki, Yasuhiro Ichikawa, Tetsuya Ida, Kazuhiko Hayami, Nozomu Komatsu 2006-04-04
6929894 Toner and fixing method Masaaki Taya, Junko Yoshikawa, Takayuki Itakura, Yojiro Hotta 2005-08-16
6751424 Image-forming method in high-speed mode and in low-speed mode Nozomu Komatsu, Takaaki Kotaki, Makoto Kanbayashi, Takaaki Kaya, Wakashi Iida +2 more 2004-06-15
6528222 Toner Takaaki Kohtaki, Wakashi Iida, Takayuki Itakura, Yojiro Hotta 2003-03-04
6326114 Toner, and process for producing a toner Takayuki Itakura, Masaaki Taya, Wakashi Iida, Junko Yoshikawa 2001-12-04