Inventor

HATTORI KEIICHI

JP4 patents

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

DUNLOP SPORTS CO LTD

2 patents

US9493650B2Nov 15, 2016

Golf ball resin composition and golf ball using the same

DUNLOP SPORTS CO LTD1 citations49

US9517386B2Dec 13, 2016

Golf ball resin composition and golf ball using the same

DUNLOP SPORTS CO LTD0 citations39

OTSUKA PHARMA CO LTD

1 patent

US6306473B1Oct 23, 2001

Multilayer film and container

OTSUKA PHARMA CO LTD30 citations86

NIPPON STEEL CORP

1 patent

US4988393AJan 29, 1991

Method for producing high-strength steel having improved weldability

NIPPON STEEL CORP5 citations60