KN

Katsuhiro Nagayama

Sharp Kabushiki Kaisha: 27 patents #542 of 10,731Top 6%
JC Jfe Chemical: 4 patents #4 of 38Top 15%
KS Kawasaki Steel: 4 patents #280 of 1,922Top 15%
K- K-Plasheet: 3 patents #2 of 22Top 10%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Overall (All Time): #94,189 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
5343282 Color balance adjusting apparatus for full-color copier Yuichi Kazaki, Yasutaka Maeda, Hiroshi Kawamoto, Hideyuki Nishimura 1994-08-30
5332517 Method for producing carbonaceous powder for electrorheological fluid Takayuki Torii, Takashi Haraoka, Hitomi Hatano, Noriyoshi Fukuda, Yuichi Ishino +2 more 1994-07-26
5204729 Full color copying machine Yasutaka Maeda, Taisuke Kamimura, Hideyuki Nishimura, Tsuyoshi Miyamoto, Natsuko Tanaka +1 more 1993-04-20
5200783 Black image density correcting device Yasutaka Maeda 1993-04-06
5164782 Electrophotographic copying apparatus Yasutaka Maeda, Hideyuki Nishimura, Yoichi Shimazawa, Koichi Moriyama, Hideo Matsuda 1992-11-17
5107303 Cleaning structure for moving image retainer for use in an image forming device Tsuyoshi Miyamoto, Koji Shinkawa, Shouichi Fujita, Hideyuki Nishimura 1992-04-21
5103266 Electrophotographic apparatus and method of cleaning the same Tsuyoshi Miyamoto, Yasutaka Maeda, Taisuke Kamimura, Hideyuki Nishimura, Natsuko Tanaka 1992-04-07
5075731 Transfer roller device Taisuke Kamimura, Yasutaka Maeda, Tuyoshi Miyamoto, Hideyuki Nishimura, Natsuko Tanaka 1991-12-24
5055877 Copying apparatus with moveable screen and method Yasutaka Maeda, Natsuko Tanaka, Hideyuki Nishimura 1991-10-08
5019862 Heat control for photoreceptor Masatsugu Nakamura, Kunio Ohashi, Shoichi Nagata, Kazuki Wakita, Tadashi Tonegawa 1991-05-28
4910111 Electrophotographic photoreceptor comprising amorphous silicon layer coated with amorphous inorganic material Kazuki Wakita, Syoichi Nagata, Masatsugu Nakamura, Kunio Ohashi, Tadashi Tonegawa 1990-03-20