Inventor

IWAMOTO TOMONORI

US8 patents

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

KANEKA CORP

5 patents

US6607682B1Aug 19, 2003

Pre-expanded polypropylene resin beads and process for producing molded object therefrom by in-mold foaming

KANEKA CORP9 citations72

US6593382B2Jul 15, 2003

Polyolefin resin pre-expanded particles and process for preparing the same

KANEKA CORP7 citations70

US6797734B2Sep 28, 2004

Polypropylene resin pre-expanded particle and in-mold expanded article thereof

KANEKA CORP6 citations68

US6822023B2Nov 23, 2004

Flame retardant polyolefin resin pre-expanded particles and in-mold foamed articles prepared therefrom

KANEKA CORP12 citations65

US6167892B1Jan 2, 2001

Method for washing prefoamed particles

KANEKA CORP2 citations60

KIGUCHI TARO

1 patent

US8569390B2Oct 29, 2013

Polypropylene resin pre-expanded particles and in-mold foamed articles prepared therefrom

KIGUCHI TARO2 citations53

SHIBATA TETSUYA

1 patent

US8084509B2Dec 27, 2011

Pre-expanded particulate polypropylene-based resin and in-mold expansion molded article

SHIBATA TETSUYA1 citations50

IWAMOTO TOMONORI

1 patent

US8088835B2Jan 3, 2012

Method for producing expansion-molded polypropylene-based resin article

IWAMOTO TOMONORI1 citations34