YF

Yoshihiro Fukuhata

Ricoh Company: 20 patents #1,076 of 9,818Top 15%
MC Minolta Co.: 3 patents #574 of 1,416Top 45%
📍 Kasai, JP: #325 of 5,842 inventorsTop 6%
Overall (All Time): #184,593 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
9817347 Fixing device, fixing method, and image forming apparatus Tomohiko Fujii, Masahiro Samei, Tamotsu Ikeda, Minoru Toyoda, Yoshiharu Takahashi +1 more 2017-11-14
9791813 Fixing device and image forming apparatus Yuusuke Furuichi, Tomohiko Fujii 2017-10-17
9720361 Belt device, fixing device, and image forming apparatus Yuusuke Furuichi, Tomohiko Fujii 2017-08-01
9690242 Fixing device and image forming apparatus incorporating same Masahiro Samei, Tomohiko Fujii, Tamotsu Ikeda, Minoru Toyoda, Yoshiharu Takahashi +1 more 2017-06-27
9568865 Belt device, fixing device, and image forming apparatus Yuusuke Furuichi, Tomohiko Fujii 2017-02-14
9568869 Fixing device and image forming apparatus Yuusuke Furuichi, Tomohiko Fujii 2017-02-14
9395660 Image forming apparatus and image forming method including forming a cleaning toner image Tomohiko Fujii, Masahiro Samei, Yoshiharu Takahashi, Daisuke Inoue, Minoru Toyoda 2016-07-19
9342014 Belt device, fixing device, and image forming apparatus Yuusuke Furuichi 2016-05-17
9201393 Toner container, process cartridge, and image forming apparatus Yuusuke Furuichi, Rie Mitani, Takafumi Miyazaki, Hidekazu Shono, Osamu Saito +7 more 2015-12-01
9075385 Fixing device with hollow core heat roller and image forming apparatus with same Yoshiharu Takahashi 2015-07-07
8391766 Fixing device and image forming apparatus incorporating same 2013-03-05
8358948 Fixing device and image forming apparatus incorporating same Shin Yamamoto 2013-01-22
8346149 Fixing device and image forming apparatus incorporating same 2013-01-01
8311467 Image forming method Atsushi Yamamoto, Akira Izutani 2012-11-13
8204421 Fusing apparatus and image forming apparatus Chikara Hiraoka 2012-06-19
7953361 Fixing device and image forming apparatus Shigeru Obata, Masahiro Yagi, Toshio Ogiso 2011-05-31
7885591 Fixing device including a heating unit and a pressurizing unit that includes a rotatable endless member and image forming apparatus having the same Masahiro Yagi, Shigeru Obata 2011-02-08
7831186 Fixing device and image forming apparatus Shigeru Obata, Masahiro Yagi, Shin Yamamoto, Toshio Ogiso 2010-11-09
7813686 Toner image fixing device and image forming apparatus Masahiro Yagi 2010-10-12
7664447 Fixing device and image forming apparatus Masahiro Yagi, Shigeru Obata 2010-02-16
6708016 Developing device comprising a regulation member having at least one bent part Akihiro Kawasaki, Hiroaki Umemoto, Koji Uno, Eiji Gyotoku 2004-03-16
6476357 Fixing device provided with a fixing belt Yasuhiro Ohno, Toshiya Natsuhara, Eiichi Sano, Ken Tanino, Masami Miyazaki 2002-11-05
6030065 Printing head and inkjet printer 2000-02-29