HO

Hiroshi Ohtsuka

GR Graphtec: 2 patents #2 of 4Top 50%
Overall (2022): #154,625 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D972006 X-Y plotter for cutting Takahisa Umezawa 2022-12-06
D951341 X-Y plotter for cutting Takahisa Umezawa 2022-05-10