HK

Hisao Kurosu

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
Overall (All Time): #578,962 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8603718 Anisotropic magnetic material-dispersed resin carrier, electrophotographic developer, and developing device Kazumi Suzuki, Masaki Yoshino, Tatsuya Morita, Tomoko Kino, Shingo Sakashita 2013-12-10
7416828 Developing method, developing device, and process cartridge and image forming apparatus using the developing device 2008-08-26
7308223 Method, device and image forming apparatus for developing an image using a two-component developing agent 2007-12-11
7155150 Method and apparatus for developing a latent image using toner grains constituting a developer 2006-12-26
7035576 Method and apparatus of developing a latent image formed on a surface of an image carrier 2006-04-25
7020421 Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotography Shigekazu Enoki, Osamu Ariizumi, Shinichi Namekata 2006-03-28
6882818 Image forming apparatus having a development apparatus forming a magnetic brush separated from a latent image carrier outside a development area 2005-04-19
6760561 Developing device using a two-ingredient type developer and image forming apparatus using the same 2004-07-06
6708015 Developing device and image forming apparatus using the same Shigekazu Enoki, Chikara Imai 2004-03-16