JH

Jiro Hikida

TC Tokyo Ohka Kogyo Co.: 1 patents #36 of 111Top 35%
Overall (2018): #372,140 of 503,207Top 75%
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 Kazuya Someya, Koichi Misumi, Dai Shiota 2018-07-17