Inventor · disambiguated record
Hongqiang Ren
Also filed as: REN HONGQIANG
43 granted patents·14 pending applications·22 citations·filing 2006–2024
95Inventor score
Top patents by PatentIndex Score
57 records- 0188US8216471B2Integrated bioreactor and method of using the same for treatment of highly concentrated organic wastewaterREN HONGQIANG·Filed 2011·Granted Jul 10, 2012·12 cites·11 claims
- 0277US8702992B2Continuous flow reactor and method of using the same for treating nitrogen and phosphorus-containing wastewaterREN HONGQIANG·Filed 2012·Granted Apr 22, 2014·3 cites·20 claims
- 0369US10556814B2Denitrification biofilter device and method for treating wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2014·Granted Feb 11, 2020·1 cites·6 claims
- 0468US9255020B2Device and method for sewage treatment using variable magnetic fieldNANJING UNIVERSITY OF TECHNOLOGY·Filed 2013·Granted Feb 9, 2016·1 cites·4 claims
- 0567US12430787B2Deep learning-based method for predicting settleability of activated sludgeNANJING UNIVERSITY·Filed 2023·Granted Sep 30, 2025·0 cites·10 claims
- 0667US8329040B2Method for removing ammonia nitrogen in coking wastewaterREN HONGQIANG·Filed 2008·Granted Dec 11, 2012·2 cites·7 claims
- 0767US2023245730A1Method for evaluating biodegradability of sewage through machine learningNANJING UNIVERSITY OF TECHNOLOGY·Filed 2022·Application pending·0 cites
- 0865US2024083789A1Reconstruction method and system for wastewater biological treatment process based on machine learning systemNANJING UNIVERSITY OF TECHNOLOGY·Filed 2023·Application pending·0 cites
- 0965US2025042789A1Method for reducing concentration of microorganism-derived dissolved organic nitrogen in wastewaterNANJING UNIVERSITY·Filed 2024·Application pending·0 cites
- 1062US11753319B2Method for intensification of advanced biological nitrogen removal and reduction of endocrine disrupting toxicityNANJING UNIVERSITY OF TECHNOLOGY·Filed 2023·Granted Sep 12, 2023·0 cites·8 claims
- 1162US8273249B2Method integrating electrochemical oxidation and flocculation processes for pre-treatment of coking wastewaterREN HONGQIANG·Filed 2008·Granted Sep 25, 2012·2 cites·5 claims
- 1261US12304848B2Pseudomonas stutzeri strain, composite microbial inoculum prepared from Pseudomonas stutzeri strain and use of composite microbial inoculumNANJING UNIVERSITY·Filed 2019·Granted May 20, 2025·0 cites·5 claims
- 1361US2025282650A1Method for reducing risk of ultra-short chain per- and polyfluoroalkyl substances in waterNANJING UNIVERSITY·Filed 2024·Application pending·0 cites
- 1458US2024191323A1Method for recycling silver from waste ic chips using soluble starchNANJING UNIVERSITY·Filed 2023·Application pending·0 cites
- 1557US12091342B2Method and device for removing organic micropollutants (OMPs) in waterNANJING UNIVERSITY·Filed 2020·Granted Sep 17, 2024·0 cites·11 claims
- 1657US11866352B2Method for removing chlorinated hydrocarbons in groundwater through step-by-step electrocatalytic dechlorination degradationNANJING UNIVERSITY OF TECHNOLOGY·Filed 2023·Granted Jan 9, 2024·0 cites·5 claims
- 1757US7935256B2Method for the treatment of waste water from florfenicol productionNANJING UNIVERSITY OF TECHNOLOGY·Filed 2006·Granted May 3, 2011·1 cites·6 claims
- 1856US12330972B2Compact rotary algae biofilm reactorNANJING UNIVERSITY·Filed 2024·Granted Jun 17, 2025·0 cites·16 claims
- 1956US12111288B2Device and method for measuring settleability of activated sludge in-situNANJING UNIVERSITY·Filed 2022·Granted Oct 8, 2024·0 cites·5 claims
- 2055US11299413B2Method for modifying wastewater treatment deviceNANJING UNIVERSITY OF TECHNOLOGY·Filed 2020·Granted Apr 12, 2022·0 cites·11 claims
- 2155US11014835B2Method of measuring concentration of dissolved organic nitrogen in sewageNANJING UNIVERSITY OF TECHNOLOGY·Filed 2020·Granted May 25, 2021·0 cites·3 claims
- 2254US11905192B2Method for collaborative control of organic nitrogen and inorganic nitrogen in denitrification processNANJING UNIVERSITY·Filed 2022·Granted Feb 20, 2024·0 cites·8 claims
- 2354US11168012B2Method for realizing rapid startup of denitrification biofilterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2019·Granted Nov 9, 2021·0 cites·7 claims
- 2453US11782025B2Method for evaluating removal of nitrogen-containing organic matter in wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2021·Granted Oct 10, 2023·0 cites·10 claims
- 2553US11703495B2Method for identifying and analyzing dissolved organic nitrogen of different sources in wastewater and application of the methodNANJING UNIVERSITY OF TECHNOLOGY·Filed 2021·Granted Jul 18, 2023·0 cites·10 claims
- 2653US9416035B2Device and method for sewage treatment using constant magnetic fieldNANJING UNIVERSITY OF TECHNOLOGY·Filed 2013·Granted Aug 16, 2016·0 cites·7 claims
- 2753US9010735B2Contact reaction towerREN HONGQIANG·Filed 2012·Granted Apr 21, 2015·0 cites·9 claims
- 2852US2023222312A1Method for evaluating of bioavailability of organic nitrogen in sewageNANJING UNIVERSITY OF TECHNOLOGY·Filed 2022·Application pending·0 cites
- 2951US9902637B2Method for degrading artificial sweeteners from sewageNANJING UNIVERSITY OF TECHNOLOGY·Filed 2016·Granted Feb 27, 2018·0 cites·7 claims
- 3050US9422180B2Method of treatment of coke wastewaterREN HONGQIANG·Filed 2012·Granted Aug 23, 2016·0 cites·10 claims
- 3150US9090489B2Method for removing genes encoding antibiotic resistanceNANJING UNIVERSITY OF TECHNOLOGY·Filed 2013·Granted Jul 28, 2015·0 cites·3 claims
- 3250US2022187270A1Method for Evaluating Carbon Source Quality of Water Body, Apparatus, Device and Readable Storage MediumUNIV TONGJI·Filed 2020·Application pending·0 cites
- 3349US11866355B2System for cleaning wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2021·Granted Jan 9, 2024·0 cites·8 claims
- 3449US10967308B2Modular backwash assembly and method for using the sameNANJING UNIVERSITY OF TECHNOLOGY·Filed 2018·Granted Apr 6, 2021·0 cites·4 claims
- 3549US10099952B2Method for treating organic wastewater and organic wastewater treating systemUNIV TONGJI·Filed 2016·Granted Oct 16, 2018·0 cites·18 claims
- 3649US2019389756A1Apparatus and operating method for deep denitrification and toxicity reduction of wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2018·Application pending·0 cites
- 3749US2021081587A1Method for building predictive model of microorganism-derived dissolved organic nitrogen in wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2020·Application pending·0 cites
- 3848US10233103B2Advanced oxidation process of degrading nonsteroidal anti-inflammatory drugs in sewage by UV persulfateNANJING UNIVERSITY OF TECHNOLOGY·Filed 2017·Granted Mar 19, 2019·0 cites·7 claims
- 3948US10041118B2Method for analyzing water toxicityNANJING UNIVERSITY OF TECHNOLOGY·Filed 2014·Granted Aug 7, 2018·0 cites·3 claims
- 4047US11360006B2Method for separating microplastics from animal excrementNANJING UNIVERSITY OF TECHNOLOGY·Filed 2020·Granted Jun 14, 2022·0 cites·9 claims
- 4147US9561976B2Coupling bioreactor and method for purifying malodorous gases and wastewaterNANJING UNIVERSITY OF TECHNOLOGY·Filed 2013·Granted Feb 7, 2017·0 cites·10 claims
- 4247US2019178803A1Method of measuring concentration of dissolved organic nitrogen in sewageNANJING UNIVERSITY OF TECHNOLOGY·Filed 2019·Application pending·0 cites
- 4347US2022315467A1Bacillus methylotrophicus strain and use thereof for degrading micorpollutant in environmentNANJING UNIVERSITY OF TECHNOLOGY·Filed 2020·Application pending·0 cites
- 4446US11746029B2Method for starting single-stage system for nitrogen removal coupling partial denitrification and anammoxNANJING UNIVERSITY OF TECHNOLOGY·Filed 2019·Granted Sep 5, 2023·0 cites·7 claims
- 4546US10618043B2Method for preparing supported catalyst for heterogeneous catalytic ozonationNANJING UNIVERSITY OF TECHNOLOGY·Filed 2017·Granted Apr 14, 2020·0 cites·7 claims
- 4646US7988857B2Method for treating mixed wastewater from pharmaceutical chemical industry parkNANJING UNIVERSITY OF TECHNOLOGY·Filed 2010·Granted Aug 2, 2011·0 cites·12 claims
- 4744US9050558B2Biotrickling filter for treating waste gas and treating method using the sameREN HONGQIANG·Filed 2012·Granted Jun 9, 2015·0 cites·3 claims
- 4844US8709963B2Molecular sieveREN HONGQIANG·Filed 2012·Granted Apr 29, 2014·0 cites·8 claims
- 4944US2017253890A1Method for preparing bacterial agent for removing ammoniaNANJING UNIVERSITY OF TECHNOLOGY·Filed 2016·Application pending·0 cites
- 5043US10712315B2Device and method for supervising biofilm culturingNANJING UNIVERSITY OF TECHNOLOGY·Filed 2018·Granted Jul 14, 2020·0 cites·9 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →