Inventor · disambiguated record
Tonglin Shang
Also filed as: SHANG TONGLIN
30 granted patents·9 pending applications·318 citations·filing 2005–2024
96Inventor score
Top patents by PatentIndex Score
39 records- 0197US7908852B2Control system for recovering swing motor kinetic energyCATERPILLAR INC·Filed 2008·Granted Mar 22, 2011·57 cites·19 claims
- 0296US9945396B2Fluid systems for machines with integrated energy recovery circuitCATERPILLAR INC·Filed 2016·Granted Apr 17, 2018·10 cites·20 claims
- 0396US9279236B2Electro-hydraulic system for recovering and reusing potential energyZHANG JIAO·Filed 2012·Granted Mar 8, 2016·26 cites·18 claims
- 0496US7269944B2Hydraulic system for recovering potential energyCATERPILLAR MITSUBISHI LTD·Filed 2005·Granted Sep 18, 2007·52 cites·22 claims
- 0595US8850806B2Hydraulic control system having swing motor energy recoveryZHANG JIAO·Filed 2011·Granted Oct 7, 2014·19 cites·35 claims
- 0693US9086061B2Energy recovery hydraulic systemCATERPILLAR INC·Filed 2012·Granted Jul 21, 2015·14 cites·20 claims
- 0792US8726645B2Hydraulic control system having energy recoverySHANG TONGLIN·Filed 2010·Granted May 20, 2014·31 cites·20 claims
- 0891US9290912B2Energy recovery system having integrated boom/swing circuitsCATERPILLAR INC·Filed 2012·Granted Mar 22, 2016·15 cites·19 claims
- 0990US9556591B2Hydraulic system recovering swing kinetic and boom potential energyCATERPILLAR INC·Filed 2015·Granted Jan 31, 2017·5 cites·20 claims
- 1089US9809958B2Engine assist by recovering swing kinetic energyCATERPILLAR INC·Filed 2015·Granted Nov 7, 2017·7 cites·20 claims
- 1189US7997117B2Electrically controlled hydraulic valve calibration method and systemCATERPILLAR INC·Filed 2008·Granted Aug 16, 2011·16 cites·20 claims
- 1288US9951795B2Integration of swing energy recovery and engine anti-idling systemsCATERPILLAR INC·Filed 2015·Granted Apr 24, 2018·5 cites·18 claims
- 1388US8776511B2Energy recovery system having accumulator and variable reliefZHANG JIAO·Filed 2011·Granted Jul 15, 2014·13 cites·25 claims
- 1487US9091286B2Hydraulic control system having electronic flow limitingCATERPILLAR INC·Filed 2012·Granted Jul 28, 2015·7 cites·20 claims
- 1585US9290911B2Energy recovery system for hydraulic machineCATERPILLAR INC·Filed 2013·Granted Mar 22, 2016·6 cites·18 claims
- 1682US9068575B2Hydraulic control system having swing motor energy recoveryZHANG JIAO·Filed 2011·Granted Jun 30, 2015·5 cites·27 claims
- 1781US8919113B2Hydraulic control system having energy recovery kitMA PENGFEI·Filed 2011·Granted Dec 30, 2014·5 cites·13 claims
- 1879US9261118B2Boom cylinder dig flow regenerationCATERPILLAR INC·Filed 2014·Granted Feb 16, 2016·4 cites·20 claims
- 1977US12428815B1Swing pump controlsPROGRESS RAIL LOCOMOTIVE INC·Filed 2024·Granted Sep 30, 2025·0 cites·19 claims
- 2072US7905089B2Actuator control system implementing adaptive flow controlCATERPILLAR INC·Filed 2007·Granted Mar 15, 2011·6 cites·18 claims
- 2171US9139982B2Hydraulic control system having swing energy recoveryMA PENGFEI·Filed 2011·Granted Sep 22, 2015·3 cites·11 claims
- 2269US8833143B2Hydraulic accumulator pre-charge pressure detectionCHEN DAYAO·Filed 2012·Granted Sep 16, 2014·3 cites·20 claims
- 2366US9388828B2Hydraulic control system having swing motor energy recoveryCATERPILLAR INC·Filed 2012·Granted Jul 12, 2016·4 cites·24 claims
- 2466US9315968B2Hydraulic control system for machineCATERPILLAR INC·Filed 2013·Granted Apr 19, 2016·3 cites·20 claims
- 2561US9328744B2Hydraulic control system having swing energy recoveryCATERPILLAR INC·Filed 2012·Granted May 3, 2016·1 cites·20 claims
- 2659US9366269B2Hydraulic accumulator health diagnosisCHEN DAYAO·Filed 2012·Granted Jun 14, 2016·1 cites·19 claims
- 2754US2015101164A1Hydraulic control system having energy recovery kitCATERPILLAR INC·Filed 2014·Application pending·0 cites
- 2853US9897120B2Hydraulic system having energy recoveryCATERPILLAR INC·Filed 2015·Granted Feb 20, 2018·0 cites·19 claims
- 2952US2015000756A1Hydraulic accumulator pre-charge pressure detectionCATERPILLAR INC·Filed 2014·Application pending·0 cites
- 3047US9086081B2Hydraulic control system having swing motor recoveryCATERPILLAR INC·Filed 2012·Granted Jul 21, 2015·0 cites·20 claims
- 3145US9187878B2Hydraulic control system having swing oscillation dampeningCATERPILLAR INC·Filed 2012·Granted Nov 17, 2015·0 cites·12 claims
- 3244US2016138619A1Conserve Energy Through Independent Pump Control in a Hydraulic SystemCATERPILLAR INC·Filed 2014·Application pending·0 cites
- 3342US2014119868A1Energy recovery system having peak-shaving accumulatorCATERPILLAR INC·Filed 2012·Application pending·0 cites
- 3442US2014325972A1Hydraulic Hybrid Boom System Hydraulic TransformerCATERPILLAR INC·Filed 2013·Application pending·0 cites
- 3542US2014283915A1Hydraulic Control System Having Relief Flow CaptureCATERPILLAR INC·Filed 2013·Application pending·0 cites
- 3641US8997479B2Hydraulic control system having energy recoveryWEN GANG VICTOR·Filed 2012·Granted Apr 7, 2015·0 cites·20 claims
- 3741US2014208728A1Method and Hydraulic Control System Having Swing Motor Energy RecoveryCATERPILLAR INC·Filed 2013·Application pending·0 cites
- 3839US2014060018A1Hydraulic control systemMA PENGFEI·Filed 2012·Application pending·0 cites
- 3937US2013318959A1Hydraulic Circuits with Energy Conservation Features for Overrunning Load ConditionsSHANG TONGLIN·Filed 2012·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →