Inventor

YUKAWA KIYOSHI

JP6 patents

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

MITSUBISHI CHEM CORP

2 patents

US6191232B1Feb 20, 2001

Propylene block copolymer

MITSUBISHI CHEM CORP14 citations69

US6466875B1Oct 15, 2002

Method of estimating gel content of propylene block copolymer

MITSUBISHI CHEM CORP4 citations56

JAPAN POLYPROPYLENE CORP

2 patents

US7485686B2Feb 3, 2009

Manufacturing method of polyolefin

JAPAN POLYPROPYLENE CORP3 citations61

US7875682B2Jan 25, 2011

Propylene block copolymer and process for production thereof

JAPAN POLYPROPYLENE CORP1 citations49

JAPAN POLYCHEM CORP

1 patent

US6756463B2Jun 29, 2004

Propylene polymer

JAPAN POLYCHEM CORP9 citations73

KOBAYASHI YOSHITAKA

1 patent

US8957166B2Feb 17, 2015

Method for producing propylene-based polymer

KOBAYASHI YOSHITAKA3 citations59