P

Inventor

MASUMOTO HIROKI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “MASUMOTO HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STEEL CORP

3 patents
US4375995AMar 8, 1983

Method for manufacturing high strength rail of excellent weldability

NIPPON STEEL CORP32 citations91
US4426236AJan 17, 1984

Method for manufacturing high strength rail of excellent weldability

NIPPON STEEL CORP6 citations72
US4222772ASep 16, 1980

Structural steel plate highly resistant to nitrate stress corrosion cracking

NIPPON STEEL CORP3 citations57

NIPPON SYNTHETIC CHEM IND

3 patents
US5322877AJun 21, 1994

Ternary resin composition and production thereof

NIPPON SYNTHETIC CHEM IND21 citations89
US5338502AAug 16, 1994

Process for preparing molded articles of hydrolyzed ethylene-vinyl acetate copolymers

NIPPON SYNTHETIC CHEM IND9 citations70
US8039114B2Oct 18, 2011

Resin composition and multilayer structure using the same

NIPPON SYNTHETIC CHEM IND2 citations62

NIPPON STEEL BOLTEN CO LTD

1 patent
US4189975AFeb 26, 1980

Screwed connection having improved fatigue strength

NIPPON STEEL BOLTEN CO LTD32 citations84

HITACHI LTD

1 patent
US6827755B2Dec 7, 2004

High-toughness and high-strength ferritic steel and method of producing the same

HITACHI LTD12 citations72

OKAMOTO SHINJI

1 patent
US9376545B2Jun 28, 2016

Resin composition, melt-formed article, multilayer structure, and process for producing resin composition

OKAMOTO SHINJI4 citations70