KK

Keisuke Kubo

TC Tokyo Ohka Kogyo Co.: 1 patents #30 of 86Top 35%
Overall (2021): #376,707 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11120993 Diffusing agent composition and method of manufacturing semiconductor substrate Yoshihiro Sawada, Shunichi MASHITA 2021-09-14