RO

Ryuichi Oota

DS Duplo Seiko: 9 patents #2 of 40Top 5%
Overall (All Time): #566,655 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10345041 Method of drying wet paper and waste paper recycling apparatus Yoshihisa Higashimoto, Masato Okuno, Nobuki Tanimoto, Yoshiteru Ishikawa 2019-07-09
8353509 Stacker device Hideki Oiwa, Masasuke Funase, Takaaki Maeda 2013-01-15
8322713 Cross conveying device Hideki Oiwa, Masasuke Funase, Takaaki Maeda, Akihiko Toki 2012-12-04
8273004 Paper folding mechanism and paper folding apparatus Hideki Oiwa, Masasuke Funase, Takaaki Maeda 2012-09-25
8157261 Paper sheet conveying device and paper sheet conveying system Hideki Oiwa, Masasuke Funase, Takaaki Maeda 2012-04-17
7832318 Paper sheet processing device Hideki Oiwa, Akira Wada 2010-11-16
7506868 Sheet feeder Hideki Oiwa, Akira Wada 2009-03-24
7448837 Bookbinding apparatus 2008-11-11
7419149 Paper sheet processing device Hideki Oiwa, Akira Wada 2008-09-02