MO

Masaharu Ogata

RK Riso Kagaku: 3 patents #174 of 551Top 35%
Overall (All Time): #1,618,999 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6477946 Stencil printing machine 2002-11-12
6311614 Stencil printing machine Koji Nakayama 2001-11-06
5647274 Pressure printing apparatus Akira Yasuda, Hideaki Takayama 1997-07-15