Inventor · disambiguated record
Chunhao J. Lee
Also filed as: LEE CHUNHAO · LEE CHUNHAO J
203 granted patents·31 pending applications·2,342 citations·filing 2001–2024
99Inventor score
Files withGM GLOBAL TECH OPERATIONS LLC115GEN MOTORS CORP46GM GLOBAL TECH OPERATIONS INC23LEE CHUNHAO J17SAMIE FARZAD16
Top patents by PatentIndex Score
234 records- 0199US8061496B2Compact selection mechanism for a selectable one-way clutchSAMIE FARZAD·Filed 2008·Granted Nov 22, 2011·50 cites·13 claims
- 0298US8371982B2Multi-speed transmission with at least one selectable one-way clutchGM GLOBAL TECH OPERATIONS INC·Filed 2011·Granted Feb 12, 2013·79 cites·20 claims
- 0398US7992695B2Rotary-type selectable one-way clutchGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Aug 9, 2011·44 cites·16 claims
- 0497US11603925B1Hydraulically actuated clutch system and control logic for torque converter assembliesGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Granted Mar 14, 2023·5 cites·22 claims
- 0597US9732846B2Hydraulic pump failure detection for transmission with normally engaged clutchGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Aug 15, 2017·38 cites·16 claims
- 0697US6758784B2Family of six-speed dual-clutch transmissions having a stationary planetary member and two brakesGEN MOTORS CORP·Filed 2002·Granted Jul 6, 2004·81 cites·39 claims
- 0796US10017044B2Hybrid powertrain systemGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jul 10, 2018·10 cites·18 claims
- 0896US8409053B2Transmission with selectable one-way clutch and dual-piston clutchSAMIE FARZAD·Filed 2010·Granted Apr 2, 2013·21 cites·11 claims
- 0996US6837823B2Six-speed dual-clutch transmissions having four planetary gear sets and two brakesGEN MOTORS CORP·Filed 2002·Granted Jan 4, 2005·65 cites·28 claims
- 1096US6811512B2Multi-speed dual-clutch planetary transmission mechanisms having a stationary gear member and two brakesGEN MOTORS CORP·Filed 2002·Granted Nov 2, 2004·60 cites·35 claims
- 1196US6767307B1Family of multi-speed dual-clutch transmissions having four planetary gear sets and four brakesGEN MOTORS CORP·Filed 2003·Granted Jul 27, 2004·59 cites·30 claims
- 1296US6746357B1Family of six-speed dual-clutch transmissions having four planetary gear sets and three brakesGEN MOTORS CORP·Filed 2002·Granted Jun 8, 2004·64 cites·30 claims
- 1396US6743140B1Family of six-speed dual-clutch transmissions having two stationary planetary gear membersGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·68 cites·26 claims
- 1496US6659903B1Multi-speed transmissions with three gear sets and a stationary planetary memberGEN MOTORS CORP·Filed 2002·Granted Dec 9, 2003·67 cites·16 claims
- 1595US10337597B2Engine disconnects with mechanical diodes for vehicle powertrainsGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jul 2, 2019·6 cites·20 claims
- 1695US8540065B2Three mode selection mechanism for a selectable one way clutch assemblySAMIE FARZAD·Filed 2010·Granted Sep 24, 2013·19 cites·16 claims
- 1795US8196724B2Method and apparatus for controlling a selectable one-way clutch in an electro-mechanical transmissionSAMIE FARZAD·Filed 2009·Granted Jun 12, 2012·46 cites·4 claims
- 1895US8056690B2Rotary-type selectable one-way clutchSAMIE FARZAD·Filed 2008·Granted Nov 15, 2011·23 cites·16 claims
- 1995US8029403B2Multi-speed transmission with selectable one-way braking clutchGM GLOBAL TECH OPERATIONS INC·Filed 2009·Granted Oct 4, 2011·32 cites·12 claims
- 2095US6852059B2Six-speed dual-clutch transmissions having planetary gear sets with two interconnecting membersGEN MOTORS CORP·Filed 2003·Granted Feb 8, 2005·54 cites·18 claims
- 2195US6764424B1Six-speed dual-clutch transmissions having planetary gear sets with three interconnecting membersGEN MOTORS CORP·Filed 2003·Granted Jul 20, 2004·54 cites·37 claims
- 2295US6764426B2Multi-speed dual-clutch transmissions having three interconnecting members and four brakesGEN MOTORS CORP·Filed 2002·Granted Jul 20, 2004·55 cites·30 claims
- 2395US6758787B2Family of six-speed dual-clutch transmissions having a stationary planetary gear memberGEN MOTORS CORP·Filed 2002·Granted Jul 6, 2004·58 cites·33 claims
- 2495US6752736B1Multi-speed dual-clutch planetary transmissions having a stationary fourth gear set memberGEN MOTORS CORP·Filed 2002·Granted Jun 22, 2004·58 cites·31 claims
- 2595US6743139B1Multi-speed dual-clutch planetary transmissions having output shaft interconnected with three gear membersGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·57 cites·39 claims
- 2695US6736751B1Family of multi-speed dual-clutch transmissions having three interconnected planetary gear membersGEN MOTORS CORP·Filed 2002·Granted May 18, 2004·59 cites·30 claims
- 2794US12282071B2Predictive battery health detection from pack soaking behaviorGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Apr 22, 2025·2 cites·20 claims
- 2894US11236718B1Control of pre-engaged pinion starterGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Feb 1, 2022·3 cites·17 claims
- 2994US9994225B1Method and apparatus for controlling a synchronous engagement clutch in a multi-mode powertrain systemGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Jun 12, 2018·6 cites·15 claims
- 3094US9085302B2Modular robotic vehicleGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jul 21, 2015·49 cites·18 claims
- 3194US8499912B2Torque converter with lock-up clutchSAMIE FARZAD·Filed 2010·Granted Aug 6, 2013·17 cites·14 claims
- 3294US6755765B2Multi-speed dual-clutch planetary transmissions having three gear members continuously interconnected with output shaftGEN MOTORS CORP·Filed 2002·Granted Jun 29, 2004·50 cites·42 claims
- 3394US6743143B1Multi-speed dual-clutch planetary transmission mechanisms having four gear sets and a stationary memberGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·51 cites·37 claims
- 3494US6743144B1Multi-speed dual-clutch planetary transmissions having three continuously interconnected gear membersGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·50 cites·30 claims
- 3593US11009124B2Hydrodynamic torque converters with integrated engine disconnect devices of motor vehicle powertrainsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted May 18, 2021·6 cites·20 claims
- 3693US10864813B2Back-to-back selectable one-way clutches for engine disconnect devices of motor vehicle powertrainsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Dec 15, 2020·8 cites·20 claims
- 3793US10760624B1Wedge-type selectable one-way clutches for engine disconnect devices of motor vehicle powertrainsGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted Sep 1, 2020·5 cites·20 claims
- 3893US8622186B2Method of operation of a selectable one way clutch selection mechanismSAMIE FARZAD·Filed 2010·Granted Jan 7, 2014·15 cites·14 claims
- 3993US8454466B2Hybrid powertrain system using selectable one-way clutchesSAMIE FARZAD·Filed 2010·Granted Jun 4, 2013·18 cites·17 claims
- 4093US8296020B2Use of selectable one-way clutch in hybrid powertrainLEE CHUNHAO J·Filed 2011·Granted Oct 23, 2012·15 cites·15 claims
- 4192US9327598B1Multi-speed transmission with mechanical on-off clutchGM GLOBAL TECH OPERATIONS INC·Filed 2014·Granted May 3, 2016·12 cites·18 claims
- 4292US7824292B2Rear wheel drive automatic transmission with a selectable one-way clutchGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Nov 2, 2010·20 cites·16 claims
- 4391US10189470B2Hybrid vehicle propulsion systems and methodsGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jan 29, 2019·12 cites·14 claims
- 4491US8348796B2Method and apparatus for controlling a selectable one-way clutch in an electro-mechanical transmissionGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Jan 8, 2013·11 cites·8 claims
- 4591US6764425B2Multi-speed dual-clutch planetary transmissions having four fixed interconnecting membersGEN MOTORS CORP·Filed 2002·Granted Jul 20, 2004·51 cites·35 claims
- 4691US6743142B1Multi-speed dual-clutch planetary transmission mechanisms having three interconnecting membersGEN MOTORS CORP·Filed 2002·Granted Jun 1, 2004·50 cites·39 claims
- 4790US8494738B2Control of selectable one-way clutch in a transmissionLEE CHUNHAO J·Filed 2008·Granted Jul 23, 2013·16 cites·5 claims
- 4890US8371984B2Multi-speed transmission having automatic and manual modesGM GLOBAL TECH OPERATIONS INC·Filed 2010·Granted Feb 12, 2013·11 cites·20 claims
- 4990US8357069B2Multi-speed transmission having automatic and manual modesGM GLOBAL TECH OPERATIONS INC·Filed 2010·Granted Jan 22, 2013·11 cites·20 claims
- 5090US8177677B2Multi-speed transmission with selectable one-way braking clutchSAMIE FARZAD·Filed 2009·Granted May 15, 2012·14 cites·10 claims
Showing the top 50 of 234 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →