Assignee

OGINO TOMOYA

JP·1 granted patent·3 citations·filing 2007–2007

Technology mixB22F1 B23K1 C21D1 C23C1 F16J1 Y10T1

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0164US8152942B2Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the sameOGINO TOMOYA·Filed 2007·Granted Apr 10, 2012·3 cites·9 claims

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