RM

Ryouta Matsufuji

RS Ricoh Printing Systems: 3 patents #44 of 200Top 25%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
📍 Hitachinaka, JP: #850 of 2,447 inventorsTop 35%
Overall (All Time): #1,009,732 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8777346 Ink-jet printing method and apparatus Takashi Satou, Tomohiko Koda 2014-07-15
8348407 Liquid ejection head, liquid-droplet ejection device, and image forming apparatus Hideyuki Makita, Tadashi Mimura, Satoru Tobita, Tomohiko Koda 2013-01-08
7681987 Inkjet recording head Satoru Tobita, Tomohiko Koda 2010-03-23
7654652 Ink jet head Satoru Tobita, Toshiharu Sumiya 2010-02-02
7131718 Inkjet head and ejection device Satoru Tobita, Yoshitaka Akiyama, Toshiharu Sumiya, Yoshikane Matsumoto 2006-11-07