HH

Hiroyoshi Haga

Ricoh Company: 4 patents #257 of 2,036Top 15%
Overall (2016): #43,320 of 481,213Top 10%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9519257 Cleaning device and image forming apparatus incorporating same Kenji Sengoku, Kazuki Yogosawa, Mitsuru Takahashi, Seiichi Kogure, Kenji Sugiura +4 more 2016-12-13
9459564 Image forming apparatus Tatsuya Ohsugi, Kenji Sugiura, Jyunya Sakuraba, Hirokazu Ishii, Toshitaka Yamaguchi +7 more 2016-10-04
9395658 Image forming apparatus Yuuji Wada, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita, Kazuki Yogosawa +4 more 2016-07-19
9323170 Image forming apparatus with a controller to set transfer bias Kenji Sengoku, Hiromi Ogiyama, Tomokazu Takeuchi, Yasunobu Shimizu, Junpei Fujita 2016-04-26