CY

Chigusa Yamada

AC Asahi Kasei Chemicals: 2 patents #152 of 543Top 30%
AK Asahi Kasei Kabushiki Kaisha: 1 patents #556 of 1,220Top 50%
Overall (All Time): #1,456,224 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10766972 Modified conjugated diene-based polymer and method for producing the same, and modified conjugated diene-based polymer composition Yukio Yamaura, Kenta Hisamura, Junichi Yoshida 2020-09-08
9315600 Method for producing modified conjugated diene polymer, modified conjugated diene polymer, modified conjugated diene polymer composition, rubber composition and tire Daisuke Hayata, Junichi Yoshida, Takaaki Matsuda, Yuichi Kitagawa 2016-04-19
9085653 Method for producing modified conjugated diene-based polymer, modified conjugated diene-based polymer, modified conjugated diene-based polymer composition, rubber composition and tire Junichi Yoshida 2015-07-21