Inventor

HANAYAMA YOSHITO

US3 patents

Patents

3 patents

US6680129B2Jan 20, 2004

Steel composition

BORGWARNER INC19 citations89

US6607850B2Aug 19, 2003

Hard steel articles

BORGWARNER INC8 citations70

US6582765B2Jun 24, 2003

Carbide coated steel articles and method of making them

BORGWARNER INC11 citations70