AK

Akira Kumazawa

TC Tokyo Ohka Kogyo Co.: 2 patents #19 of 111Top 20%
Overall (2018): #169,398 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10093815 Surface treatment agent and surface treatment method Daijiro Mori 2018-10-09
9868090 Process for preparing chemical liquid of silylating agent and surface treatment method Kiyoshi Ishikawa, Daijiro Mori 2018-01-16