KK

Keisuke Kubota

HS Hitachi Printing Solutions: 6 patents #4 of 62Top 7%
HI Hitachi: 2 patents #622 of 3,771Top 20%
HC Hitachi Koki Co.: 1 patents #15 of 67Top 25%
Overall (2004): #3,835 of 270,089Top 2%
7
Patents 2004

Issued Patents 2004

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6829449 Image forming apparatus with transfer bias inverting function Hiroyoshi Matsumoto, Teruaki Mitsuya, Tsuneaki Kawanishi, Hisao Okada, Natsuki Kuribayashi +1 more 2004-12-07
6813462 Electro-photographic developing unit Teruaki Mitsuya, Tsuneaki Kawanishi, Masayoshi Ishii, Hisao Okada, Hiroyoshi Matsumoto +1 more 2004-11-02
6792235 Electrophotographic apparatus including transferring device Masayoshi Ishii, Teruaki Mitsuya, Hideki Ando 2004-09-14
6760553 Electrophotographic cluster printing system with controlled image quality Teruaki Mitsuya, Masayoshi Ishii, Shintaro Yamada 2004-07-06
6738586 Print control method of electrophotograph and image formation apparatus with potential sensor using the method Teruaki Mitsuya, Hiroyuki Mabuchi, Masayoshi Ishii, Shinichi Akatsu 2004-05-18
6686943 Control method of an electrophotographic record apparatus and image formation apparatus including controlling developing bias and photoconductor surface potential Masayoshi Ishii, Teruaki Mitsuya, Shintaro Yamada 2004-02-03
6684036 Image forming apparatus Teruaki Mitsuya, Hiroyuki Mabuchi, Masayoshi Ishii, Shinichi Akatsu 2004-01-27