HU

Hiroaki USUMOTO

SC Screen Holdings Co.: 2 patents #326 of 686Top 50%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
Overall (All Time): #1,416,561 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11370233 Base material processing apparatus and base material processing method Mitsuhiro Yoshida, Takaharu Yamamoto 2022-06-28
10479116 Base material processing apparatus and detection method Mitsuhiro Yoshida, Takaharu Yamamoto 2019-11-19
5038383 Method of and apparatus for producing cutout mask data Ikuo Ohsawa 1991-08-06