HT

Hirohmi Tamura

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
Overall (All Time): #421,035 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9223261 Image forming apparatus with fixing unit adapted to fix toner including pressure-induced phase transition toner Satoru Ishikake, Hirokatsu Suzuki, Ryuji Yoshida, Takashi Bisaiji 2015-12-29
8422897 Image forming apparatus Hirokatsu Suzuki, Kazuhisa Sudo, Masanori Kawasumi, Shunichi Hashimoto, Mugijirou Uno +6 more 2013-04-16
8385793 Image forming apparatus preventing gaps between a conveyor belt and transfer sheet Masaharu Furuya, Masahiko Satoh, Masanori Kawasumi, Hirokatsu Suzuki, Kazuya Saitoh +6 more 2013-02-26
8200135 Transfer-fixing devices with heating and temperature equalizing capabilities, and apparatuses and methods using the same Takashi Fujita, Shin Kayahara, Hiromitsu Takagaki, Takashi Seto, Takeshi Takemoto 2012-06-12
8095042 Image forming apparatus and method of controlling same 2012-01-10
7912412 Transfer-fixing device, image forming apparatus including the transfer-fixing device, and transfer-fixing method Takashi Fujita, Shin Kayahara, Takeshi Takemoto, Hiromitsu Takagaki, Takashi Seto 2011-03-22
7907881 Transfer-fixing device, image forming apparatus, and transfer-fixing method Shin Kayahara, Takashi Fujita, Takeshi Takemoto, Hiromitsu Takagaki, Takashi Seto 2011-03-15
7711300 Image forming apparatus Atsushi Nakafuji, Takashi Fujita, Shin Kayahara, Hiromitsu Takagaki, Takashi Seto +2 more 2010-05-04
7711301 Image transfer device for image forming apparatus Takeshi Takemoto, Takashi Seto, Katsuaki Miyawaki, Takashi Fujita, Hiromitsu Takagaki +3 more 2010-05-04
7551882 Image forming apparatus equipping improved transfer fixing apparatus Takashi Seto, Takashi Fujita, Katsuaki Miyawaki, Shin Kayahara, Atsushi Nakafuji +2 more 2009-06-23
7526242 Transferring apparatus and image forming apparatus Hiromitsu Takagaki, Takashi Fujita, Atsushi Nakafuji, Hiroyuki Kunii, Kohji Ue 2009-04-28
7269384 Transfer-fixing unit with a surface layer of predefined hardness for use in an image forming apparatus Yukimichi Someya, Takashi Fujita, Atsushi Nakafuji, Katsuhiro Echigo, Hiroyuki Kunii +5 more 2007-09-11