YO

Yasuhiko Otsuki

PC Prime Polymer Co.: 3 patents #7 of 116Top 7%
Overall (All Time): #1,561,989 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7968180 Extruded propylene-resin composite foam Minoru Sugawara, Motoki Yamada, Ryoichi Tsunori 2011-06-28
7855239 Extruded propylene resin foam Minoru Sugawara, Ryoichi Tsunori 2010-12-21
7732532 Multi-stage propylene polymer, process for producing the same, and propylene resin composition Ryoichi Tsunori, Tsutomu Onodera, Shohei Ikeda, Masayuki Shinohara 2010-06-08