JF

Junpei Fujita

Ricoh Company: 17 patents #12 of 2,036Top 1%
Overall (2016): #2,130 of 481,213Top 1%
17
Patents 2016

Issued Patents 2016

Showing 1–17 of 17 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
9454126 Cleaning device and image forming apparatus including same Yusuke Mitani, Kenji Sugiura, Yuuji Wada, Kazuki Yogosawa, Seiichi Kogure +1 more 2016-09-27
9423724 Pressing device, in an image forming apparatus that includes an adjuster connected to two lateral plates Junichi Ichikawa, Naohiro Kumagai, Seiichi Kogure, Kazuki Yogosawa, Kenji Sugiura +2 more 2016-08-23
9423749 Image forming apparatus with a fulcrum that pivotally supports an image bearer and detector Naohiro Kumagai, Seiichi Kogure, Kazuki Yogosawa, Kenji Sugiura, Yuuji Wada +1 more 2016-08-23
9405269 Image forming apparatus with a guide member for a transfer belt Kenji Sugiura, Seiichi Kogure, Junichi Ichikawa, Kazuki Yogosawa 2016-08-02
9405271 Cleaning device and image forming apparatus incorporating same Kazuki Yogosawa, Kenji Sugiura, Naohiro Kumagai, Seiichi Kogure, Yuuji Wada +1 more 2016-08-02
9395658 Image forming apparatus Yuuji Wada, Naohiro Kumagai, Seiichi Kogure, Kazuki Yogosawa, Kenji Sugiura +4 more 2016-07-19
9383691 Image forming apparatus including a transfer bias controller Yuuji Wada, Kenji Sugiura, Naohiro Kumagai, Seiichi Kogure, Yusuke Mitani +1 more 2016-07-05
9360807 Image forming apparatus Seiichi Kogure, Naohiro Kumagai, Kazuki Yogosawa, Kenji Sugiura, Yuuji Wada +1 more 2016-06-07
9354589 Cleaner, image forming apparatus using the cleaner, and voltage setting device Kenji Sugiura, Seiichi Kogure, Junichi Ichikawa, Kazuki Yogosawa 2016-05-31
9329533 Cleaning device and image forming apparatus including same Yusuke Mitani, Kenji Sugiura, Yuuji Wada, Kazuki Yogosawa, Seiichi Kogure +1 more 2016-05-03
9323170 Image forming apparatus with a controller to set transfer bias Kenji Sengoku, Hiromi Ogiyama, Hiroyoshi Haga, Tomokazu Takeuchi, Yasunobu Shimizu 2016-04-26
9256165 Transfer device and image forming apparatus incorporating same Yasufumi Takahashi, Osamu Ichihashi, Yuji Kato 2016-02-09
9256167 Image forming apparatus Atsushi Nagata, Kenji Sugiura, Naohiro Kumagai, Seiichi Kogure, Yuuji Wada +2 more 2016-02-09
9248638 Cleaning device and image forming apparatus incorporating same Kazuki Yogosawa, Kenji Sugiura, Naohiro Kumagai, Seiichi Kogure, Yuuji Wada +1 more 2016-02-02
9235164 Transfer device and image forming apparatus including same Junichi Ichikawa, Seiichi Kogure, Kazuki Yogosawa, Kenji Sugiura 2016-01-12