Inventor

KISHIRO SHIGEKI

JP7 patents

⚠️ This page may combine multiple inventors who share the name “KISHIRO SHIGEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

6 patents

US6057413AMay 2, 2000

Propylene-ethylene random copolymer film

SUMITOMO CHEMICAL CO35 citations92

US6512050B2Jan 28, 2003

Polypropylene resin composition, T die film made of the same and method of producing T die film

SUMITOMO CHEMICAL CO16 citations88

US6624247B2Sep 23, 2003

Low temperature heat-sealable polypropylene-based film

SUMITOMO CHEMICAL CO16 citations82

US6573332B2Jun 3, 2003

Propylene-based copolymer, process for producing the same and film comprising the same

SUMITOMO CHEMICAL CO7 citations73

US5726269AMar 10, 1998

Polypropylene film

SUMITOMO CHEMICAL CO4 citations61

US6593003B2Jul 15, 2003

Polypropylene resin composition, T die film made of the same and method of producing T die film

SUMITOMO CHEMICAL CO2 citations58

IKEDA KENJI

1 patent

US8420743B2Apr 16, 2013

Propylene-based copolymer and film made of the same

IKEDA KENJI0 citations50