RO

Ryoichi Oka

GR Graphtec: 2 patents #3 of 6Top 50%
Overall (2019): #125,036 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10279503 Cutting pen, cutting plotter, and blade extension amount control method of cutting plotter Kazuhiro Watanabe, Tsutomu Ohira 2019-05-07
10173364 Control method of embossing apparatus Kazuhiro Watanabe, Tsutomu Ohira 2019-01-08