ST

Shigeki Takayama

AC Asahi Kasei Chemicals: 3 patents #7 of 123Top 6%
Overall (2011): #35,869 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8071676 Modified polymer and composition containing the same Takaaki Matsuda, Toshinori Shiraki, Shigeo Nakajima, Yasuhiro Kusanose 2011-12-06
7964674 Hydrogenated copolymer and composition containing the same Masahiro Sasagawa, Toshinori Shiraki, Shigeru Sasaki, Katsumi Suzuki, Takahiro Hisasue +1 more 2011-06-21
7960481 Hydrogenated copolymer and composition containing the same Masahiro Sasagawa, Toshinori Shiraki, Shigeru Sasaki, Katsumi Suzuki, Takahiro Hisasue +1 more 2011-06-14