RO

Ryoken OZAWA

SC Shin-Etsu Chemical Co.: 1 patents #142 of 311Top 50%
📍 Joetsu, JP: #36 of 68 inventorsTop 55%
Overall (2020): #290,331 of 565,922Top 55%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10782609 Photomask blank and photomask Takuro Kosaka, Yukio Inazuki 2020-09-22