KM

Koichi Misumi

TC Tokyo Ohka Kogyo Co.: 1 patents #30 of 86Top 35%
📍 Kawasaki, OR: #1 of 1 inventorsTop 100%
Overall (2021): #370,533 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11142629 Hydrogen barrier agent, hydrogen barrier film forming composition, hydrogen barrier film, method for producing hydrogen barrier film, and electronic element Jiro Hikida, Kazuya Someya, Dai Shiota 2021-10-12