HO

Hiromi Ogiyama

Ricoh Company: 4 patents #257 of 2,036Top 15%
Overall (2016): #43,162 of 481,213Top 9%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9488937 Image forming apparatus Shinya Tanaka, Hirokazu Ishii, Yasunobu Shimizu, Keigo Nakamura 2016-11-08
9323170 Image forming apparatus with a controller to set transfer bias Kenji Sengoku, Hiroyoshi Haga, Tomokazu Takeuchi, Yasunobu Shimizu, Junpei Fujita 2016-04-26
9291934 Image forming apparatus Yasunobu Shimizu, Hirokazu Ishii, Shinya Tanaka, Keigo Nakamura 2016-03-22
9291955 Image forming apparatus and transfer bias application device therein Keigo Nakamura, Yasunobu Shimizu, Hirokazu Ishii, Shinya Tanaka 2016-03-22