Inventor
STONE ALBERT C
US6 patents
Patents
6 patentsUS6578535B2Jun 17, 2003
Valve-deactivating lifter
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US6497207B2Dec 24, 2002
Deactivation roller hydraulic valve lifter
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US6148780ANov 21, 2000
Hydraulic element assembly
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US7721694B2May 25, 2010
Lock pin retention plug for a two-step rocker arm assembly
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US7614375B2Nov 10, 2009
Roller bearing and z-stop for a two-step roller finger follower
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US7093575B2Aug 22, 2006
Pin housing sub-assembly for an hydraulic valve lifter
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