YA

Yasuyuki Akai

DA Daicel: 1 patents #19 of 94Top 25%
TC Tokyo Ohka Kogyo Co.: 1 patents #36 of 111Top 35%
Overall (2018): #188,971 of 503,207Top 40%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9902675 Vinyl-group-containing fluorene compound Dai Shiota, Kunihiro Noda, Hiroki Chisaka, Ichiro Takase, Yoshiya Narasaki +2 more 2018-02-27