YS

Yutaka Shoji

Ricoh Company: 19 patents #1,131 of 9,818Top 15%
HC Hitachi Koki Co.: 6 patents #189 of 888Top 25%
RS Ricoh Printing Systems: 2 patents #64 of 200Top 35%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
HS Hitachi Printing Solutions: 1 patents #50 of 99Top 55%
CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
Overall (All Time): #119,252 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
9483018 Cooling device and image forming apparatus including same Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Keisuke Yuasa, Yasuaki Toda +6 more 2016-11-01
9372465 Cooling device and image forming apparatus including same Keisuke Ikeda, Tomoyasu Hirasawa, Kenji Ishii, Takeshi Watanabe, Susumu Tateyama +2 more 2016-06-21
9217979 Cooling device and image forming apparatus including same Tomoyasu Hirasawa, Kenichi Takehara, Hiromitsu Fujiya, Keisuke Yuasa, Yasuaki Toda +6 more 2015-12-22
9193550 Sheet aligning device and image forming apparatus including the same Takayuki Muneyasu, Junji Shirakawa, Takeshi Watanabe 2015-11-24
9152119 Cooling device and image forming apparatus Shingo Takai 2015-10-06
9046872 Cooling device and image forming apparatus incorporating same Keisuke Ikeda, Makoto Nakura, Susumu Tateyama, Hiroaki Miyagawa, Yasuaki Toda +6 more 2015-06-02
8985578 Sheet aligning device and image forming apparatus including the same Takayuki Muneyasu, Junji Shirakawa, Takeshi Watanabe 2015-03-24
8659204 Stator with interphase insulation sheet Takuo Nozawa 2014-02-25
8498566 Image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2013-07-30
8451466 Image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2013-05-28
8419013 Sheet aligning device and image forming apparatus including the same Takayuki Muneyasu, Junji Shirakawa, Takeshi Watanabe 2013-04-16
8417176 Image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2013-04-09
8355642 Image forming apparatus which continues to convey a sheet if the sheet is only slightly delayed Junji Shirakawa, Takayuki Muneyasu 2013-01-15
8317192 Sheet conveyance unit and image forming apparatus including same Yuji Karikusa, Junji Shirakawa 2012-11-27
8213851 Conveying device and image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2012-07-03
8160462 Image forming apparatus having a transport status detection unit Junji Shirakawa, Takayuki Muneyasu 2012-04-17
8113514 Sheet decurling device and image forming apparatus Yasuyuki Sekino, Junji Shirakawa, Takayuki Muneyasu 2012-02-14
8025288 Conveying device and image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2011-09-27
7931263 Image forming system having enhanced functionality Hiroshi Takahagi, Junji Shirakawa 2011-04-26
7722039 Sheet conveying device and image forming apparatus Junji Shirakawa, Takayuki Muneyasu 2010-05-25
7290873 Ink jet recording method Akemi Ouchi, Tsutomu Maekawa, Hidetoshi Fujii, Kunihiro Tamahashi 2007-11-06
7104773 Three-dimensional laminating molding device Tsutomu Maekawa, Akemi Ouchi, Hidetoshi Fujii, Kunihiro Tamahashi, Hiroshi Takahagi 2006-09-12
6679589 Ink jet print head and method of production thereof Hiroshi Takahagi, Nobuhiro Noto, Yoshitaka Akiyama, Kenji Yamada, Kenichi Kugai 2004-01-20
6592196 Drive method for ink jet head Yoshitaka Akiyama, Nobuhiro Noto, Hiroshi Takahagi, Osamu Machida, Yoshinari Suzuki 2003-07-15
6283031 Solid-ink printing original plate and a process for producing the same Atsushi Kakuta, Masatoshi Sakata, Yasuo Takano, Shigenori Suematsu 2001-09-04