TO

Takuya Ohhashi

TC Tokyo Ohka Kogyo Co.: 1 patents #31 of 91Top 35%
Overall (2019): #251,385 of 560,194Top 45%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10242875 Impurity diffusion agent composition and method for manufacturing semiconductor substrate Yoshihiro Sawada, Yu TAKAHASHI 2019-03-26