Inventor · disambiguated record
Changsheng Guo
Also filed as: GUO CHANGSHENG
54 granted patents·20 pending applications·256 citations·filing 1999–2025
98Inventor score
Files withUNITED TECHNOLOGIES CORP33GUO CHANGSHENG10OTIS ELEVATOR CO6RTX CORP6PRATT & WHITNEY CANADA4
Top patents by PatentIndex Score
74 records- 0195US9850767B2Aluminum fan blade tip with thermal barrierUNITED TECHNOLOGIES CORP·Filed 2015·Granted Dec 26, 2017·11 cites·10 claims
- 0294US8684689B2Turbomachine shroudGUO CHANGSHENG·Filed 2011·Granted Apr 1, 2014·30 cites·18 claims
- 0393US9932839B2Cutting blade tipsUNITED TECHNOLOGIES CORP·Filed 2015·Granted Apr 3, 2018·7 cites·20 claims
- 0492US10814406B1Internal cooling passages for rotating cutting toolsUNITED TECHNOLOGIES CORP·Filed 2019·Granted Oct 27, 2020·6 cites·19 claims
- 0592US10183312B2Abrasive blade tip treatmentUNITED TECHNOLOGIES CORP·Filed 2015·Granted Jan 22, 2019·4 cites·6 claims
- 0692US8770926B2Rough dense ceramic sealing surface in turbomachinesGUO CHANGSHENG·Filed 2010·Granted Jul 8, 2014·17 cites·19 claims
- 0789US10060281B2Compressor abradable material seal with tailored wear ratio and desirable erosion resistanceUNITED TECHNOLOGIES CORP·Filed 2015·Granted Aug 28, 2018·2 cites·13 claims
- 0888US10036402B2Max phase reinforced polymer matrix composite abradables with enhanced thermal conductivityUNITED TECHNOLOGIES CORP·Filed 2015·Granted Jul 31, 2018·5 cites·15 claims
- 0987US10794211B2Seal geometries for reduced leakage in gas turbines and methods of formingUNITED TECHNOLOGIES CORP·Filed 2017·Granted Oct 6, 2020·4 cites·20 claims
- 1086US10030532B2Abradable seal with thermally conductive microspheresUNITED TECHNOLOGIES CORP·Filed 2015·Granted Jul 24, 2018·4 cites·17 claims
- 1186US8602845B2Strengthening by machiningGUO CHANGSHENG·Filed 2011·Granted Dec 10, 2013·5 cites·20 claims
- 1285US7805824B2Control of white-etched layer during machiningUNITED TECHNOLOGIES CORP·Filed 2010·Granted Oct 5, 2010·6 cites·5 claims
- 1384US9604291B2Ball-end milling cutter toolUNITED TECHNOLOGIES CORP·Filed 2014·Granted Mar 28, 2017·8 cites·13 claims
- 1484US7641038B2Passenger conveyor handrail and method of manufactureOTIS ELEVATOR CO·Filed 2005·Granted Jan 5, 2010·15 cites·19 claims
- 1583US12265369B2Computer-implemented method of controlling a manufacturing machine, associated system and computer readable instructionsPRATT & WHITNEY CANADA·Filed 2021·Granted Apr 1, 2025·2 cites·10 claims
- 1682US8689441B2Method for machining a slot in a turbine engine rotor diskGUO CHANGSHENG·Filed 2011·Granted Apr 8, 2014·7 cites·16 claims
- 1782US7736102B2Control of white-etched layer during machiningUNITED TECHNOLOGIES CORP·Filed 2008·Granted Jun 15, 2010·6 cites·7 claims
- 1881US10105815B2Multiaxial vibration-peening systemUNITED TECHNOLOGIES CORP·Filed 2014·Granted Oct 23, 2018·4 cites·8 claims
- 1979US11066937B2Cutting blade tipsUNITED TECHNOLOGIES CORP·Filed 2020·Granted Jul 20, 2021·1 cites·20 claims
- 2079US8770927B2Abrasive cutter formed by thermal spray and post treatmentSTROCK CHRISTOPHER W·Filed 2010·Granted Jul 8, 2014·6 cites·17 claims
- 2177US7650981B2Passenger conveyor handrail sliding layer treatmentOTIS ELEVATOR CO·Filed 2005·Granted Jan 26, 2010·2 cites·19 claims
- 2276US10969017B2Face seal with insertUNITED TECHNOLOGIES CORP·Filed 2019·Granted Apr 6, 2021·1 cites·5 claims
- 2376US7827661B2Control of white-etched layer during machiningUNITED TECHNOLOGIES CORP·Filed 2010·Granted Nov 9, 2010·3 cites·7 claims
- 2475US10786853B2Cooling system for rotating cutting toolsUNITED TECHNOLOGIES CORP·Filed 2018·Granted Sep 29, 2020·1 cites·11 claims
- 2573US11090772B2Method and apparatus for machining parts with variable stiffnessUNITED TECHNOLOGIES CORP·Filed 2019·Granted Aug 17, 2021·1 cites·10 claims
- 2673US10408224B2Fan blades with abrasive tipsUNITED TECHNOLOGIES CORP·Filed 2014·Granted Sep 10, 2019·3 cites·13 claims
- 2773US7766150B2Passenger conveyor handrail with a unique sliding layerOTIS ELEVATOR CO·Filed 2006·Granted Aug 3, 2010·9 cites·23 claims
- 2872US6602109B1Grinding wheel systemUNIV MASSACHUSETTS·Filed 1999·Granted Aug 5, 2003·45 cites·18 claims
- 2970US11371615B2Face seal with insertRAYTHEON TECH CORP·Filed 2021·Granted Jun 28, 2022·0 cites·6 claims
- 3070US2025332684A1Process control method and apparatusRTX CORP·Filed 2024·Application pending·0 cites
- 3169US8252411B2Joint configuration for a load bearing assemblyVERONESI WILLIAM A·Filed 2004·Granted Aug 28, 2012·14 cites·18 claims
- 3267US7562759B2Passenger conveyor handrail with sliding material on toothed driven surfaceOTIS ELEVATOR CO·Filed 2005·Granted Jul 21, 2009·7 cites·8 claims
- 3367US2025383199A1Inspection systems and associated methods for gas turbine engine componentsRTX CORP·Filed 2024·Application pending·0 cites
- 3466US11333169B2Fan blades with abrasive tipsUNITED TECHNOLOGIES CORP·Filed 2019·Granted May 17, 2022·0 cites·20 claims
- 3565US12038735B2Manufacturing process qualification system and methodPRATT & WHITNEY CANADA·Filed 2022·Granted Jul 16, 2024·0 cites·20 claims
- 3665US8721949B2Modular handrail construction for a passenger conveyor handrailWESSON JOHN P·Filed 2007·Granted May 13, 2014·7 cites·22 claims
- 3764US10711622B2Cutting blade tipsUNITED TECHNOLOGIES CORP·Filed 2018·Granted Jul 14, 2020·0 cites·20 claims
- 3864US2025315018A1Adaptive machining to reduce part distortion after forgingRTX CORP·Filed 2024·Application pending·0 cites
- 3963US10876415B2Fan blade tip as a cutting toolUNITED TECHNOLOGIES CORP·Filed 2015·Granted Dec 29, 2020·1 cites·10 claims
- 4063US10480330B2Blade rub materialUNITED TECHNOLOGIES CORP·Filed 2019·Granted Nov 19, 2019·0 cites·20 claims
- 4162US6985791B2Grinding wheel systemUNIV MASSACHUSETTS·Filed 2003·Granted Jan 10, 2006·9 cites·18 claims
- 4262US2025319565A1Broach Cutter Grinding with Rake Angle ControlRTX CORP·Filed 2025·Application pending·0 cites
- 4360US2025332690A1Physics-based process control method and systemRTX CORP·Filed 2024·Application pending·0 cites
- 4458US12468290B2System and method for developing a numerical control manufacturing programPRATT & WHITNEY CANADA·Filed 2022·Granted Nov 11, 2025·0 cites·16 claims
- 4558US10408078B2Blade rub materialUNITED TECHNOLOGIES CORP·Filed 2013·Granted Sep 10, 2019·1 cites·22 claims
- 4658US2023241739A1Bending moment based feed-scheduling in machiningRAYTHEON TECH CORP·Filed 2023·Application pending·0 cites
- 4758US2025315033A1Adaptive tolerancing and machining parameters for subsequent machiningRTX CORP·Filed 2024·Application pending·0 cites
- 4857US12117813B2Component inspection system and methodPRATT & WHITNEY CANADA·Filed 2021·Granted Oct 15, 2024·0 cites·20 claims
- 4957US10273815B2Curved blade retention slot for turbine blade in a turbine diskUNITED TECHNOLOGIES CORP·Filed 2017·Granted Apr 30, 2019·0 cites·20 claims
- 5055US10976728B2Automatic process planning for robotic deburring operationsUNITED TECHNOLOGIES CORP·Filed 2018·Granted Apr 13, 2021·0 cites·20 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →