Inventor · disambiguated record
Na Xu
Also filed as: XU NA
23 granted patents·13 pending applications·41 citations·filing 2006–2025
92Inventor score
Files withECOLAB USA INC7HANGZHOU XZB TECH CO LTD7COVESTRO DEUTSCHLAND AG4INTUIT INC4CONOPCO INC DBA UNILEVER3
Top patents by PatentIndex Score
36 records- 0193US9885330B1High-pressure fuel pump actuator used in engineHANGZHOU XZB TECH CO LTD·Filed 2016·Granted Feb 6, 2018·8 cites·10 claims
- 0282US10408093B2Welded high-pressure fuel pump roller tappetHANGZHOU XZB TECH CO LTD·Filed 2018·Granted Sep 10, 2019·2 cites·6 claims
- 0382US9869212B2Columnar hydraulic tappetHANGZHOU XZB TECH CO LTD·Filed 2015·Granted Jan 16, 2018·2 cites·3 claims
- 0480US9873986B2Paper-making aid composition and process for increasing ash retention of finished paperECOLAB USA INC·Filed 2014·Granted Jan 23, 2018·6 cites·20 claims
- 0579USD1065838SLong handled barbecue cleaning brushXU NA·Filed 2024·Granted Mar 11, 2025·6 cites·1 claims
- 0674US9873983B2Process and compositions for paper-makingECOLAB USA INC·Filed 2014·Granted Jan 23, 2018·3 cites·26 claims
- 0774US8132257B2Anti-virus method based on security chipLI JUN·Filed 2006·Granted Mar 6, 2012·8 cites·11 claims
- 0873US9863382B2High pressure oil pump roller tappetHANGZHOU XZB TECH CO LTD·Filed 2016·Granted Jan 9, 2018·1 cites·9 claims
- 0969US2025188310A1A two-component coating compositionCOVESTRO DEUTSCHLAND AG·Filed 2023·Application pending·0 cites
- 1063USD995172SGuitar standSUZHOU CAHAYA CO LTD·Filed 2021·Granted Aug 15, 2023·3 cites·1 claims
- 1161US2024059928A1Two-component coating systemCOVESTRO DEUTSCHLAND AG·Filed 2021·Application pending·0 cites
- 1261US2024301122A1A modified polyisocyanateCOVESTRO DEUTSCHLAND AG·Filed 2021·Application pending·0 cites
- 1360US11746232B2Method of preparing vinyl collagen microsphere polyamide fiber composite materialXU NA·Filed 2021·Granted Sep 5, 2023·0 cites·6 claims
- 1458US12258651B2Method for extracting germanium based on acid decompositionKUNMING METALLURGICAL RES INSTITUTE CO LTD·Filed 2024·Granted Mar 25, 2025·0 cites·11 claims
- 1557USD999197SMicrophone standSUZHOU CAHAYA CO LTD·Filed 2021·Granted Sep 19, 2023·2 cites·1 claims
- 1656US2025034485A1Fabric softening compositionCONOPCO INC DBA UNILEVER·Filed 2022·Application pending·0 cites
- 1756US2024392213A1Fabric softening compositionCONOPCO INC DBA UNILEVER·Filed 2022·Application pending·0 cites
- 1854US12401896B2Imaging device and focus position setting methodSONY GROUP CORP·Filed 2021·Granted Aug 26, 2025·0 cites·18 claims
- 1954US11407852B2Modified polyisocyanateCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Granted Aug 9, 2022·0 cites·20 claims
- 2053US2021079153A1Aromatic polyisocyanates with a high solids contentCOVESTRO DEUTSCHLAND AG·Filed 2019·Application pending·0 cites
- 2152US12333614B2Quality, availability and AI model predictionsINTUIT INC·Filed 2023·Granted Jun 17, 2025·0 cites·20 claims
- 2252US2025077791A1Large language model and deterministic calculator systems and methodsINTUIT INC·Filed 2023·Application pending·0 cites
- 2351US10287930B2Lightweight rocker arm frame and curved crown part forming process thereofHANGZHOU XZB TECH CO LTD·Filed 2017·Granted May 14, 2019·0 cites·6 claims
- 2451US2023235256A1Laundry compositionCONOPCO INC DBA UNILEVER·Filed 2021·Application pending·0 cites
- 2551US2025068488A1Large language model and deterministic calculator systems and methodsINTUIT INC·Filed 2023·Application pending·0 cites
- 2650US10215201B2Column type hydraulic tappetHANGZHOU XZB TECH CO LTD·Filed 2014·Granted Feb 26, 2019·0 cites·12 claims
- 2750US2025371279A1Multiphase prompt optimization for large language modelsINTUIT INC·Filed 2024·Application pending·0 cites
- 2850US2021130530A1Ionically hydrophilized polyisocyanates with improved dryingCOVESTRO INTELLECTUAL PROPERTY GMBH & CO KG·Filed 2019·Application pending·0 cites
- 2948US10316469B2On-line control and reaction process for pH adjustmentECOLAB USA INC·Filed 2015·Granted Jun 11, 2019·0 cites·11 claims
- 3048US2016273167A1Dialdehyde Modified Acrylamide Type Polymer and Method for Preparing SameECOLAB USA INC·Filed 2014·Application pending·0 cites
- 3147US10982391B2High-efficiency strength program used for making paper in higher charge demand systemECOLAB USA INC·Filed 2017·Granted Apr 20, 2021·0 cites·18 claims
- 3245US10704201B2Dry strength agent composition and method for enhancing the dry strength of paperECOLAB USA INC·Filed 2016·Granted Jul 7, 2020·0 cites·20 claims
- 3343US12119012B2Method and apparatus for voice recognition in mixed audio based on pitch features using network models, and storage mediumBEIJING XIAOMI PINECONE ELECTRONICS CO LTD·Filed 2021·Granted Oct 15, 2024·0 cites·9 claims
- 3443US10208634B2Columnar hydraulic tappetHANGZHOU XZB TECH CO LTD·Filed 2016·Granted Feb 19, 2019·0 cites·5 claims
- 3538US2018298556A1Paper-Making Aid Composition and Process for Increasing Tensile Strength of PaperECOLAB USA INC·Filed 2015·Application pending·0 cites
- 3635USD1081154SBarbecue cleaning brushXU NA·Filed 2025·Granted Jul 1, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →