Inventor
HENDRIKSMA NICK J
US36 patents
⚠️ This page may combine multiple inventors who share the name “HENDRIKSMA NICK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELPHI TECH INC
33 patentsUS7882814B2Feb 8, 2011
Inner arm stop for a switchable rocker arm
DELPHI TECH INC59 citations97
US7305951B2Dec 11, 2007
Two-step roller finger follower
DELPHI TECH INC68 citations97
US6668779B2Dec 30, 2003
Two-step finger follower rocker arm assembly
DELPHI TECH INC87 citations97
US6499451B1Dec 31, 2002
Control system for variable activation of intake valves in an internal combustion engine
DELPHI TECH INC99 citations97
US7047925B2May 23, 2006
Dual feed hydraulic lash adjuster
DELPHI TECH INC55 citations96
US6814040B2Nov 9, 2004
Deactivation roller hydraulic valve lifter
DELPHI TECH INC26 citations96
US6615782B1Sep 9, 2003
Two-step finger follower rocker arm
DELPHI TECH INC79 citations96
US6966291B1Nov 22, 2005
Latch timing mechanism for a two-step roller finger cam follower
DELPHI TECH INC61 citations95
US6439179B2Aug 27, 2002
Deactivation and two-step roller finger follower having a bracket and lost motion spring
DELPHI TECH INC53 citations93
US7673601B2Mar 9, 2010
Valve lifter assembly for selectively deactivating a cylinder
DELPHI TECH INC21 citations92
US7263956B2Sep 4, 2007
Valve lifter assembly for selectively deactivating a cylinder
DELPHI TECH INC21 citations92
US7104232B2Sep 12, 2006
Deactivation roller hydraulic valve lifter
DELPHI TECH INC12 citations92
US6668776B2Dec 30, 2003
Deactivation roller hydraulic valve lifter
DELPHI TECH INC26 citations92
US6691657B2Feb 17, 2004
Two-step finger follower rocker arm
DELPHI TECH INC48 citations91
US6604498B2Aug 12, 2003
Actuation mechanism for mode-switching roller finger follower
DELPHI TECH INC24 citations91
US6591798B2Jul 15, 2003
Variable valve actuation assembly for an internal combustion engine
DELPHI TECH INC61 citations91
US6976463B2Dec 20, 2005
Anti-rotation deactivation valve lifter
DELPHI TECH INC15 citations82
US6755167B2Jun 29, 2004
Two-step roller finger cam follower having spool-shaped low-lift roller
DELPHI TECH INC19 citations80
US6481400B2Nov 19, 2002
Valve deactivation assembly with partial journal bearings
DELPHI TECH INC14 citations77
US7757648B2Jul 20, 2010
Switchable valve train member
DELPHI TECH INC3 citations74
US7395792B2Jul 8, 2008
Deactivation roller hydraulic valve lifter
DELPHI TECH INC6 citations74
US7308879B2Dec 18, 2007
Deactivation roller hydraulic valve lifter
DELPHI TECH INC6 citations74
US7296548B2Nov 20, 2007
Deactivation roller hydraulic valve lifter
DELPHI TECH INC6 citations74
US7093572B2Aug 22, 2006
Roller finger follower assembly for valve deactivation
DELPHI TECH INC8 citations74
US6640759B1Nov 4, 2003
Two-step finger follower rocker arm
DELPHI TECH INC12 citations74
US7455040B2Nov 25, 2008
Hydraulic circuit for switchable cam followers
DELPHI TECH INC7 citations73
US6463897B2Oct 15, 2002
Mechanical assist actuation bracket for deactivation and two-step roller finger followers
DELPHI TECH INC13 citations72
US6745733B2Jun 8, 2004
Actuating system for mode-switching rocker arm device
DELPHI TECH INC3 citations63
US7685984B2Mar 30, 2010
Mechanical lash ring for a switchable valve train member
DELPHI TECH INC5 citations61
US7614375B2Nov 10, 2009
Roller bearing and z-stop for a two-step roller finger follower
DELPHI TECH INC6 citations57
US7322329B2Jan 29, 2008
Assembly process for hydraulic valve lifters to reduce variation in valve lift
DELPHI TECH INC2 citations54
US6799543B2Oct 5, 2004
Valve deactivation system with free motion spring
DELPHI TECH INC1 citations52
US7305944B2Dec 11, 2007
Control strategy for hydraulically-switched engine mechanisms
DELPHI TECH INC0 citations42
HENDRIKSMA NICK J
3 patentsUS8215276B2Jul 10, 2012
Compact switchable hydraulic lash adjuster with hydraulic lost motion assist
HENDRIKSMA NICK J3 citations61
US8196556B2Jun 12, 2012
Apparatus and method for setting mechanical lash in a valve-deactivating hydraulic lash adjuster
HENDRIKSMA NICK J3 citations61
US8151752B2Apr 10, 2012
Deactivating hydraulic lash adjuster for oriented mounting in an engine
HENDRIKSMA NICK J1 citations50