SS

Sho Sawahata

Ricoh Company: 20 patents #1,076 of 9,818Top 15%
HC Hitachi Koki Co.: 6 patents #189 of 888Top 25%
RS Ricoh Printing Systems: 2 patents #64 of 200Top 35%
📍 Ibaraki, JP: #227 of 6,779 inventorsTop 4%
Overall (All Time): #137,590 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
11312156 Drying device and printing apparatus Ken Onodera, Junji Nakai, Toshihiro Yoshinuma, Yasuhisa Katoh, Hirokazu Ikenoue +2 more 2022-04-26
11014379 Drying device and printing apparatus Ken Onodera, Junji Nakai, Toshihiro Yoshinuma, Yasuhisa Katoh, Hirokazu Ikenoue +2 more 2021-05-25
10603929 Drying device and image forming apparatus Ryota Iwasaki, Hiromi Sakaguchi, Yoshiki Yanagawa, Kaori Toyama, Satoshi Takahashi +4 more 2020-03-31
10442213 Drying device, liquid discharge apparatus, and treatment liquid applicator Hideaki Nishimura, Toshihiro Yoshinuma, Wataru Sakamoto, Ken Onodera 2019-10-15
10384472 Drying device and printing apparatus Ken Onodera, Junji Nakai, Toshihiro Yoshinuma, Yasuhisa Katoh, Hirokazu Ikenoue +2 more 2019-08-20
10183503 Drying device and printing apparatus Toshihiro Yoshinuma, Yasuhisa Katoh, Junji Nakai, Hirokazu Ikenoue, Ken Onodera 2019-01-22
10118411 Drying device and printing apparatus Toshihiro Yoshinuma, Ken Onodera, Junji Nakai 2018-11-06
9616682 Process liquid coating apparatus and image forming system Kazuhiro Akatsu, Yutaka Nagasawa, Akitomo Kuwabara, Yuuji Ohmura, Hirofumi Ohkushi +1 more 2017-04-11
9233557 Coating apparatus and image forming system Masaru Hoshina, Yasushi Hashimoto, Akitomo Kuwabara, Hironori Numata, Tetsuya Ohba +2 more 2016-01-12
8983360 Method and system for printing having a web jam detecting unit Soushi Kikuchi, Yuuki Kikushima, Hidenori Takayasu 2015-03-17
8787817 Fixing device and image forming apparatus Yuuki Kikushima, Genichiro Kawamichi, Ken Onodera 2014-07-22
8406667 Fixing device, image forming apparatus, and fixing method using an oiling unit and removing member Makoto Yagawara, Tsukasa Onose, Souichi Nakazawa, Ken Onodera, Masahiro Mizuno +2 more 2013-03-26
8364062 Fixing roller for fixing unit, fixing unit, image forming apparatus, roller replacement aid for fixing unit, and method of replacing fixing roller in fixing unit Chiharu Kamoshida, Genichiro Kawamichi 2013-01-29
8249486 Fixing unit, roller replacement auxiliary tool of fixing unit, and image forming apparatus Ken Onodera, Genichiro Kawamichi 2012-08-21
8091476 Web conveyance method and apparatus of tandem printing system Souichi Nakazawa, Yuji Ohmura, Toru Kikuchi 2012-01-10
7953335 Image forming apparatus and tandem image forming apparatus Akitomo Kuwabara, Tsukasa Onose, Yukio Otome, Akihiko Yamazaki, Hiroyuki Mabuchi 2011-05-31
7865112 Electrophotographic printer Tomohiko Saito, Tsukasa Onose, Yukio Otome, Jyun Ogino 2011-01-04
7844210 Fixing apparatus and image forming apparatus using it Yuji Ohmura, Yoshikuni Sasaki 2010-11-30
7747209 Printing apparatus Akihiko Yamazaki, Isao Nakajima 2010-06-29
7539453 Printer capable of reserving sheet wrapping width Yukio Otome, Isao Nakajima, Akihiko Yamazaki, Yukinori Sakuma 2009-05-26
7424251 Film driving apparatus and image forming apparatus using the same Takeshi Watanabe, Akihiko Yamazaki 2008-09-09
6947698 Fixing apparatus of electrophotographic printer Shuho Yokokawa, Isao Nakajima, Tsukasa Onose, Ken Onodera, Yasuhide Nakazawa 2005-09-20
D469462 Heater lamp unit for fixing toner in an image forming apparatus Ken Onodera, Shuho Yokokawa 2003-01-28
6442360 Lamp holder, and lamp cartridge using the same and fixing unit using the same Ken Onodera, Shuho Yokokawa, Kunitomo Takahashi 2002-08-27
6393248 Fixing device of image forming apparatus and fixing roller Teruaki Tsurusaki, Shuho Yokokawa, Kunitomo Takahashi, Ken Onodera 2002-05-21