Inventor
TSUNORI RYOICHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TSUNORI RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU PETROCHEMICAL CO
5 patentsUS6649725B2Nov 18, 2003
Propylenic copolymer, and its film
IDEMITSU PETROCHEMICAL CO14 citations82
US6150427ANov 21, 2000
Foaming propylene copolymer, and foamed particles and foams thereof
IDEMITSU PETROCHEMICAL CO9 citations72
US6737171B2May 18, 2004
Propylenic random copolymer and composition comprising it, and film comprising the copolymer or composition
IDEMITSU PETROCHEMICAL CO3 citations61
US6130305AOct 10, 2000
Propylenic copolymer and its film
IDEMITSU PETROCHEMICAL CO3 citations61
US6420021B1Jul 16, 2002
Propylenic copolymer, and its film
IDEMITSU PETROCHEMICAL CO6 citations60
PRIME POLYMER CO LTD
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