TO

Tadashi Ogawa

Ricoh Company: 18 patents #10 of 2,036Top 1%
Overall (2016): #1,559 of 481,213Top 1%
19
Patents 2016

Issued Patents 2016

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9529297 Developing device, process cartridge, and image forming apparatus including same Hiroaki Okamoto, Hiroyuki Mabuchi, Yukio Otome, Junichi Terai, Hideki Kimura +1 more 2016-12-27
9507313 Image forming apparatus with removable unit and a connectable device to connect to the removable unit Junichi Terai, Hiroyuki Mabuchi, Yukio Otome, Hideki Kimura, Hiroshi Kikuchi +1 more 2016-11-29
9507306 Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Takahiro Imada +13 more 2016-11-29
9454114 Fixing device and image forming apparatus including same Takamasa Hase, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-09-27
9405242 Fixing device and image forming device Takamasa Hase, Kenji Ishii, Teppei Kawata, Arinobu Yoshiura, Toshihiko Shimokawa +12 more 2016-08-02
9405270 Fixing device and image forming apparatus incorporating same Kenji Ishii, Teppei Kawata, Arinobu Yoshiura, Toshihiko Shimokawa, Kensuke Yamaji +8 more 2016-08-02
9405250 Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating same Masahiko Satoh, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Takeshi Uchitani +12 more 2016-08-02
9395652 Developing unit, process cartridge, and image forming apparatus Hiroshi Kikuchi, Hiroyuki Mabuchi, Junichi Terai, Hideki Kimura, Yukio Otome +2 more 2016-07-19
9367010 Fixing device and image forming device Hiromasa Takagi, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-06-14
9360816 Toner bottle driving device control method and image forming apparatus Hiroyuki Mabuchi, Hiroaki Okamoto, Junichi Terai, Yukio Otome, Hiroshi Kikuchi +2 more 2016-06-07
9341986 Developing device, image forming apparatus, and process cartridge Atsushi Nakamoto, Koichi Yamazaki, Hironori Ohshima 2016-05-17
9323176 Powder supply device and image forming apparatus incorporating same Junichi Terai, Hiroyuki Mabuchi, Yukio Otome, Hiroshi Kikuchi, Hiroaki Okamoto +2 more 2016-04-26
9316972 Fixing device and image forming apparatus incorporating same Yuji Arai, Masaaki Yoshikawa, Kenji Ishii, Teppei Kawata, Arinobu Yoshiura +8 more 2016-04-19
9316971 Image forming method for forming toner image on recording medium Takamasa Hase, Takeshi Uchitani, Satoshi Ueno, Teppei Kawata, Kazuya Saito +2 more 2016-04-19
9291967 Fixing device and image forming apparatus incorporating same Naoki Iwaya, Masahiko Satoh, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga +13 more 2016-03-22
9244383 Toner supplying device and image forming apparatus having a projection which interacts with a depression of a toner container to prevent adhering of toner to an interior of the toner container Hironori Ohshima, Koichi Yamazaki, Atsushi Nakamoto 2016-01-26
9239553 Fixing device and image forming apparatus Yuji Arai, Takayuki Seki, Yoshiki Yamaguchi, Shuntaroh Tamaki, Yutaka Ikebuchi +17 more 2016-01-19
9239559 Fixing device and image forming apparatus including same Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Teppei Kawata, Arinobu Yoshiura +19 more 2016-01-19
9235177 Fixing device and image forming apparatus incorporating same Takuya Seshita, Masahiko Satoh, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii +15 more 2016-01-12