NK

Naoto Kochi

Ricoh Company: 5 patents #109 of 1,810Top 7%
Overall (2017): #27,482 of 506,227Top 6%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9835987 Image forming apparatus and transfer bias control Kenji Sugiura, Hiroyoshi Haga, Hirokazu Ishii, Naohiro Kumagai, Seiichi Kogure +5 more 2017-12-05
9817341 Image forming apparatus Tatsuya Ohsugi, Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Naohiro Kumagai +5 more 2017-11-14
9766575 Image forming apparatus Tatsuya Ohsugi, Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Yuuji Wada +5 more 2017-09-19
9645530 Image forming apparatus Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Yuuji Wada, Takehide Mizutani +4 more 2017-05-09
9547249 Image forming apparatus 2017-01-17