KM

Koichi Misumi

TC Tokyo Ohka Kogyo Co.: 1 patents #36 of 111Top 35%
📍 Kawasaki, OR: #1 of 1 inventorsTop 100%
Overall (2018): #338,790 of 503,207Top 70%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10023540 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 2018-07-17