Inventor
OTSUKI YASUHIKO
JP3 patents
Patents
3 patentsUS7732532B2Jun 8, 2010
Multi-stage propylene polymer, process for producing the same, and propylene resin composition
PRIME POLYMER CO LTD9 citations81
US7968180B2Jun 28, 2011
Extruded propylene-resin composite foam
PRIME POLYMER CO LTD3 citations58
US7855239B2Dec 21, 2010
Extruded propylene resin foam
PRIME POLYMER CO LTD0 citations38