RF

Ryoko Fukuoka

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): #1,347,526 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12421349 Polyphenylene ether composition Jaehoon Kim, Shinichi FUKUEN, Hiroshi Fukuoka, Shoji Otani, Noko Honda 2025-09-23
8946339 Modified conjugated diene-based polymer, method for producing the same, modified conjugated diene-based polymer composition, and tire Junichi Yoshida, Shinichi Sekikawa 2015-02-03
8106130 Modified conjugated diene polymer and process for producing thereof Haruo Yamada, Norifusa Ishimura 2012-01-31