Inventor · disambiguated record
John A. Schwoerer
Also filed as: SCHWOERER JOHN · SCHWOERER JOHN A
25 granted patents·10 pending applications·593 citations·filing 1995–2024
96Inventor score
Files withJACOBS VEHICLE SYSTEMS INC18DIESEL ENGINE RETARDERS INC4MELDOLESI RICCARDO4SCUDERI GROUP LLC3SCHWOERER JOHN A2
Top patents by PatentIndex Score
35 records- 0198US7712449B1Lost motion variable valve actuation system for engine braking and early exhaust openingJACOBS VEHICLE SYSTEMS INC·Filed 2009·Granted May 11, 2010·79 cites·31 claims
- 0297US6510824B2Variable lost motion valve actuator and methodDIESEL ENGINE RETARDERS INC·Filed 2000·Granted Jan 28, 2003·130 cites·90 claims
- 0396US6883492B2Compact lost motion system for variable valve actuationJACOBS VEHICLE SYSTEMS INC·Filed 2003·Granted Apr 26, 2005·82 cites·56 claims
- 0495US6474277B1Method and apparatus for valve seating velocity controlDIESEL ENGINE RETARDERS INC·Filed 2000·Granted Nov 5, 2002·55 cites·43 claims
- 0591US7059282B2Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2002·Granted Jun 13, 2006·33 cites·38 claims
- 0690US8776738B2Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2013·Granted Jul 15, 2014·5 cites·56 claims
- 0789US11230951B2Lost motion variable valve actuation systems and methodsJACOBS VEHICLE SYSTEMS INC·Filed 2019·Granted Jan 25, 2022·2 cites·32 claims
- 0889US6273057B1Hydraulically-actuated fail-safe stroke-limiting pistonDIESEL ENGINE RETARDERS INC·Filed 1999·Granted Aug 14, 2001·55 cites·27 claims
- 0988US7284533B1Method of operating an engine brakeJACOBS VEHICLE SYSTEMS INC·Filed 2006·Granted Oct 23, 2007·18 cites·18 claims
- 1088US6302370B1Valve seating control device with variable area orificeDIESEL ENGINE RETARDERS INC·Filed 1999·Granted Oct 16, 2001·47 cites·28 claims
- 1186US8820276B2Variable lost motion valve actuator and methodVORIH JOSEPH M·Filed 2011·Granted Sep 2, 2014·7 cites·28 claims
- 1286US8516984B2Lost motion variable valve actuation system with valve catch pistonSCHWOERER JOHN A·Filed 2010·Granted Aug 27, 2013·6 cites·18 claims
- 1385US8776740B2Lost-motion variable valve actuation system with cam phaserMELDOLESI RICCARDO·Filed 2012·Granted Jul 15, 2014·4 cites·21 claims
- 1482US5603227ABack pressure control for improved system operative efficiencyCARRIER CORP·Filed 1995·Granted Feb 18, 1997·51 cites·3 claims
- 1578US9181821B2Lost-motion variable valve actuation system with cam phaserSCUDERI GROUP LLC·Filed 2014·Granted Nov 10, 2015·2 cites·22 claims
- 1678US8079338B2Self adjusting valve catch with valve seating controlSCHWOERER JOHN A·Filed 2008·Granted Dec 20, 2011·7 cites·12 claims
- 1777US12297757B2Lost motion variable valve actuation systems and methodJACOBS VEHICLE SYSTEMS INC·Filed 2022·Granted May 13, 2025·0 cites·26 claims
- 1875US9091184B2Controlling motion of a moveable partJACOBS VEHICLE SYSTEMS INC·Filed 2014·Granted Jul 28, 2015·2 cites·29 claims
- 1974US8453613B2Valve actuation system with valve seating controlYANG ZHOU·Filed 2006·Granted Jun 4, 2013·5 cites·16 claims
- 2073US8707916B2Lost-motion variable valve actuation system with valve deactivationMELDOLESI RICCARDO·Filed 2012·Granted Apr 29, 2014·2 cites·12 claims
- 2165US2016076463A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2015·Application pending·0 cites
- 2265US2016076414A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2015·Application pending·0 cites
- 2365US2016076464A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2015·Application pending·0 cites
- 2465US2016076413A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2015·Application pending·0 cites
- 2563US2016222841A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEM INC·Filed 2016·Application pending·0 cites
- 2662US9109468B2Lost-motion variable valve actuation systemSCUDERI GROUP LLC·Filed 2012·Granted Aug 18, 2015·1 cites·41 claims
- 2761US11149599B2Systems and methods for IEGR using secondary intake valve motion and lost-motion resetJACOBS VEHICLE SYSTEMS INC·Filed 2019·Granted Oct 19, 2021·0 cites·19 claims
- 2857US9046008B2Lost-motion variable valve actuation system with valve deactivationSCUDERI GROUP LLC·Filed 2014·Granted Jun 2, 2015·0 cites·2 claims
- 2957US2014311449A1Variable lost motion valve actuator and methodJACOBS VEHICLE SYSTEMS INC·Filed 2014·Application pending·0 cites
- 3054US2024369003A1Valve actuation system for providing valve actuation motions for late/early intake valve closing and internal egrJACOBS VEHICLE SYSTEMS INC·Filed 2024·Application pending·0 cites
- 3153US11131222B2Engine valve actuation with handoff control between cooperative valve actuation motionsJACOBS VEHICLE SYSTEMS INC·Filed 2021·Granted Sep 28, 2021·0 cites·16 claims
- 3246US2023081789A1Two-step valve closing rocker assemblyJACOBS VEHICLE SYSTEMS INC·Filed 2022·Application pending·0 cites
- 3343US2012192817A1Variable force valve springMELDOLESI RICCARDO·Filed 2012·Application pending·0 cites
- 3440US10329969B2System and method of adjusting actuation timing of valves in a piston engineJACOBS VEHICLE SYSTEMS INC·Filed 2015·Granted Jun 25, 2019·0 cites·14 claims
- 3539US2012192841A1Split-cycle air hybrid engine with dwell camMELDOLESI RICCARDO·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →