Inventor

KUMAGAI MASAHIRO

JP5 patents

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

THK CO LTD

2 patents

US7946013B2May 24, 2011

Jig for driving closing cap for bolt installation hole

THK CO LTD12 citations80

US7883269B2Feb 8, 2011

Structure for closing a rail mounting hole

THK CO LTD10 citations79

NIPPON STEEL CORP

2 patents

US6783825B1Aug 31, 2004

Resin-metal laminates

NIPPON STEEL CORP7 citations71

US7312276B2Dec 25, 2007

Resin composition for metal sheet coating, resin film employing it, resin-coated metal sheet and resin-coated metal container

NIPPON STEEL CORP0 citations50

TOKAI METALS CO

1 patent

US4985288AJan 15, 1991

Resonant frequency characteristic tag and method of manufacturing the same

TOKAI METALS CO11 citations72