RI

Ryoichi Isomura

HH Hitachi High-Technologies: 1 patents #146 of 381Top 40%
Overall (2021): #278,325 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11195733 Operation method of vacuum processing device Keitarou Ogawa, Takahiro Sakuragi 2021-12-07