HS

Hiroshi Sugitani

RK Riso Kagaku: 6 patents #1 of 64Top 2%
Overall (2016): #19,834 of 481,213Top 5%
6
Patents 2016

Issued Patents 2016

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9505218 Inkjet image forming apparatus and cleaning method for inkjet image forming apparatus Hideyuki Ujiie, Tomoyuki Akiyama 2016-11-29
9475304 Inkjet printing device and method for regulating ink circulation Asayo Shimoda 2016-10-25
9365046 Ink circulation type inkjet printer Tomoyuki Akiyama, Akira Nishiyama 2016-06-14
9340031 Ink circulation type inkjet printer Tomoyuki Akiyama, Akira Nishiyama 2016-05-17
9327514 Inkjet printing apparatus Akira Nishiyama 2016-05-03
9272524 Ink circulation type inkjet printer Tomoyuki Akiyama, Isao MATSUSHIMA 2016-03-01