KS

Katsuaki Sumida

Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #521,040 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7607327 Drum type washing machine Kenji Terai, Koichi Kubo 2009-10-27
6455216 Toner for developing electrostatic latent images, method for forming images and apparatus for forming images Hitoshi Nagahama, Toshihiko Murakami 2002-09-24
6444388 Toner for developing electrostatic latent image Hitoshi Nagahama, Toshihiko Murakami 2002-09-03
6317576 Electrophotographic developing unit Toshihisa Ishida, Hitoshi Nagahama, Takahiro Bito, Keizo Kitamura 2001-11-13
6284422 Toner for developing electrostatic latent images and image-forming apparatus Hitoshi Nagahama, Toshihiko Murakami, Junichi Saito 2001-09-04
6266507 Developing device having low turbulence developer flow Hitoshi Nagahama, Toshio Nishino 2001-07-24
5923920 Image forming apparatus for controlling processing conditions in image forming process by detection of tiner patch density formed on photoreceptor surface Toshihisa Ishida, Masayasu Narimatsu, Hideji Saiko, Tomoko Nishino, Jitsuo Masuda +1 more 1999-07-13
5839018 Toner density control for an image forming apparatus Masato Asanuma, Toshiaki Ino, Kanshiro Okamoto, Hideji Saiko, Toshihisa Ishida +8 more 1998-11-17
5734948 Image stabilizer Katsuhiro Nagayama, Jitsuo Masuda, Toshiaki Ino, Toshihisa Ishida, Hideji Saiko 1998-03-31
5565294 Electrostatic charge image-developing toner with polyethylene additive Tadayuki Sawai, Tadashi Nakamura, Toshihiko Murakami, Yasuharu Morinishi, Toshihisa Ishida 1996-10-15