YS

Yasuhiro Sagawa

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Overall (All Time): #381,571 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9623726 Windowpane for vehicles and method for producing same Yuukou MINAMIYA 2017-04-18
8970858 Operator guidance system and image forming apparatus incorporating same Mami Akiyama, Masaharu Furuya, Manabu Izumikawa, Mikio Ishibashi, Yoshio Hattori +3 more 2015-03-03
8944708 Sheet conveying device, and image forming apparatus including same Hiroyuki Watase, Kenji Ueda, Masayuki Ueda, Naoyuki Okamoto, Hiroshi Kajiyama +1 more 2015-02-03
8695969 Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same Jumpei Aoyama 2014-04-15
8684350 Sheet adjusting device, sheet holding receptacle incorporating same, and image forming apparatus incorporating same Jumpei Aoyama 2014-04-01
8585043 Sheet adjusting device, sheet holding receptacle, image forming mechanism, and image reading mechanism Jumpei Aoyama 2013-11-19
7992858 Sheet conveying apparatus, image scanning apparatus, and image forming apparatus Kenji Ueda, Masayuki Ueda, Hiroyuki Watase, Naoyuki Okamoto, Yoshikuni Ishikawa +2 more 2011-08-09
7887051 Stack alignment device, sheet discharge device and image forming apparatus Ryosuke Hirokawa 2011-02-15
7708276 Sheet conveying path switching device used in image forming apparatus, and sheet conveying device Naoyuki Okamoto, Hiroyuki Watase, Masayuki Ueda, Kenji Ueda, Hiroshi Kajiyama +1 more 2010-05-04
7621519 Sheet conveying apparatus, image reading apparatus, and image forming apparatus Kenji Ueda, Masayuki Ueda, Tamiya Akimoto, Naoyuki Okamoto, Hiroyuki Watase +2 more 2009-11-24
6167230 Image forming apparatus and image transferring device therefor Takayuki Kimura, Shohji Hayashi, Satoru Uchida 2000-12-26
4891678 Electrostatic recording apparatus having a cooled and insulated waste toner container Hisao Ishizu, Tomobumi Shibano, Hiroshi Komai 1990-01-02
4875063 Electrostatic recording apparatus Hiroyuki Idenawa, Hideaki Mochimaru, Hajime Kanda, Nobuhiro Makita, Yoshiaki Tanaka +12 more 1989-10-17