AR

Atsushi Roppongi

RK Riso Kagaku: 2 patents #230 of 551Top 45%
📍 Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #2,086,137 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8121510 Printer with duplex circulation route speed control 2012-02-21
8047542 Printing apparatus capable of handling paper size error Masashi Hara, Tatsunori Kaneko 2011-11-01