Inventor · disambiguated record
Hongyuan Fang
Also filed as: FANG HONGYUAN
21 granted patents·10 pending applications·2 citations·filing 2015–2024
87Inventor score
Files withINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA10UNIV ZHENGZHOU7WELEAD INFRASTRUCTURE ENGINEERING TECH (ZHENGZHOU) LTD6SAFEKEY ENGINEERING TECH ZHENGZHOU LTD4BESTDR INFRASTRUCTURE HOSPITAL PINGYU2
Top patents by PatentIndex Score
31 records- 0177US11473713B2Trenchless integrative repair method for concrete drainage pipeline with cracking, corrosion and subsidenceINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Oct 18, 2022·1 cites·8 claims
- 0266US11970564B2Structural flame retardant high strength low exothermic polymer grouting material for consolidatingSAFEKEY ENGINEERING TECH ZHENGZHOU LTD·Filed 2022·Granted Apr 30, 2024·0 cites·5 claims
- 0365US2023045296A1Silicate-modified high-toughness and low-heat polymer grouting material for reinforcementSAFEKEY ENGINEERING TECH ZHENGZHOU LTD·Filed 2022·Application pending·0 cites
- 0464US11085166B2Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereofWELEAD INFRASTRUCTURE ENGINEERING TECH ZHENGZHOU LTD·Filed 2020·Granted Aug 10, 2021·0 cites·9 claims
- 0563US12428519B2Silicate modified polymer foam material for filling and sealingWELEAD INFRASTRUCTURE ENGINEERING TECH ZHENGZHOU LTD·Filed 2022·Granted Sep 30, 2025·0 cites·2 claims
- 0663US2025334359A1Novel daytime passive radiative cooling ceramic with self-cleaning properties and its manufacturing processUNIV ZHENGZHOU·Filed 2024·Application pending·0 cites
- 0762US11104612B2Rapid-hardening underground pipeline grouting repair polymer and preparing methodINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2019·Granted Aug 31, 2021·0 cites·5 claims
- 0861US2020256027A1Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereofWELEAD INFRASTRUCTURE ENGINEERING TECH (ZHENGZHOU) LTD·Filed 2020·Application pending·0 cites
- 0960US2025148173A1Method and system for predicting hydration reaction degree of cement based on cycleganUNIV ZHENGZHOU·Filed 2024·Application pending·0 cites
- 1058US11618802B2Polymer expanding material used in infiltration or seepage watery environment and preparation method thereofUNIV ZHENGZHOU·Filed 2020·Granted Apr 4, 2023·0 cites·5 claims
- 1157US12441921B2Silicate-modified polymer grouting material for leakage pluggingSAFEKEY ENGINEERING TECH ZHENGZHOU LTD·Filed 2022·Granted Oct 14, 2025·0 cites·2 claims
- 1256US9353888B2Polymer bag grouting method for repairing settlement of underground pipelinesSAFEKEY ENGINEERING TECHNOLOGY ZHENGZHOU LTD·Filed 2015·Granted May 31, 2016·1 cites·6 claims
- 1354US2025259289A1Full-space intelligent detection method and system for underground drainage networks, as well as storage mediaUNIV ZHENGZHOU·Filed 2024·Application pending·0 cites
- 1453US11585467B2Trenchless methods for forming curved hole channel with steel sleeve and pipeline liftingINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Feb 21, 2023·0 cites·7 claims
- 1552US2023323621A1Grouting double-locking pressure real-time sensing system and method for operating the sameSAFEKEY ENGINEERING TECH ZHENGZHOU LTD·Filed 2023·Application pending·0 cites
- 1651US11346487B2Support tool and back-pressure grouting device for leakage repair of inspection well and repair method thereofINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted May 31, 2022·0 cites·7 claims
- 1751US11231139B2Detecting and repairing method for external diseases of buried drainage pipelineINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Jan 25, 2022·0 cites·15 claims
- 1849US11908207B2Method for detecting road diseases by intelligent cruise via unmanned aerial vehicle, unmanned aerial vehicle and detecting system thereforBESTDR INFRASTRUCTURE HOSPITAL PINGYU·Filed 2021·Granted Feb 20, 2024·0 cites·8 claims
- 1949US11149400B2Thin-slotting lifting synchronous grouting device and its usage methodINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Oct 19, 2021·0 cites·8 claims
- 2048US11274784B2In-service repair method combining externally bonded pre-stressed FRP and polymer grouting for PCCP with broken wireWELEAD INFRASTRUCTURE ENGINEERING TECH ZHENGZHOU LTD·Filed 2020·Granted Mar 15, 2022·0 cites·10 claims
- 2147US2020318774A1Local repair method combining internally bonded CFRP and polymer grouting for cracks in drainage pipeInfrastructure Renewal Insitute of Southern China·Filed 2020·Application pending·0 cites
- 2246US2023195979A1Intelligent decision-making method and system for maintaining urban underground sewer networkUNIV ZHENGZHOU·Filed 2023·Application pending·0 cites
- 2345US11149399B2Track-type jet grouting integrated systemINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Oct 19, 2021·0 cites·3 claims
- 2445US11079057B2Trenchless rehabilitation device for disconnects on large-diameter concrete drainage pipe and method thereofWELEAD INFRASTRUCTURE ENGINEERING TECH ZHENGZHOU LTD·Filed 2020·Granted Aug 3, 2021·0 cites·10 claims
- 2544US10907761B2In-service and trenchless repair method for disconnection of drainage pipelineINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Feb 2, 2021·0 cites·16 claims
- 2643US11708933B2Pipeline radar and television inspection robotUNIV ZHENGZHOU·Filed 2020·Granted Jul 25, 2023·0 cites·1 claims
- 2743US11002398B2Trenchless rehabilitation system for deformation of large diameter HDPE pipelines and method thereofWELEAD INFRASTRUCTURE ENGINEERING TECH ZHENGZHOU LTD·Filed 2020·Granted May 11, 2021·0 cites·13 claims
- 2842US2021319265A1Method for segmentation of underground drainage pipeline defects based on full convolutional neural networkUNIV ZHENGZHOU·Filed 2021·Application pending·0 cites
- 2941US11319690B2Assembled recyclable rectangular working well with preset detachable door opening and construction method thereofINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted May 3, 2022·0 cites·5 claims
- 3041US11143027B2Rectangular working well with preset pipe jacking hole and sliding back wall in water-rich stratum and construction method thereofINFRASTRUCTURE RENEWAL INST OF SOUTHERN CHINA·Filed 2020·Granted Oct 12, 2021·0 cites·8 claims
- 3136US2021319561A1Image segmentation method and system for pavement disease based on deep learningBESTDR INFRASTRUCTURE HOSPITAL PINGYU·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Hongyuan Fang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →