Inventor · disambiguated record
Qingxia Liu
Also filed as: LIU QINGXIA
29 granted patents·14 pending applications·973 citations·filing 2001–2023
98Inventor score
Files withUNITED STATES GYPSUM CO30BLACKBURN DAVID R4ENGBRECHT DICK C2LIU QINGXIA2MILLER DAVID PAUL2
Top patents by PatentIndex Score
43 records- 0198US7776170B2Fire-resistant gypsum panelUNITED STATES GYPSUM CO·Filed 2006·Granted Aug 17, 2010·102 cites·18 claims
- 0298US7767019B2Gypsum products utilizing a two-repeating unit dispersant and a method for making themUNITED STATES GYPSUM CO·Filed 2006·Granted Aug 3, 2010·56 cites·15 claims
- 0397US7815730B2Siloxane polymerization in wallboardUNITED STATES GYPSUM CO·Filed 2009·Granted Oct 19, 2010·29 cites·5 claims
- 0497US7803226B2Siloxane polymerization in wallboardUNITED STATES GYPSUM CO·Filed 2005·Granted Sep 28, 2010·49 cites·11 claims
- 0596US7811685B2Siloxane polymerization in wallboardUNITED STATES GYPSUM CO·Filed 2009·Granted Oct 12, 2010·36 cites·10 claims
- 0696US7637996B2Gypsum products utilizing a two-repeating unit dispersant and a method for making themUNITED STATES GYPSUM CO·Filed 2007·Granted Dec 29, 2009·25 cites·16 claims
- 0796US7572329B2Method of making a gypsum slurry with modifiers and dispersantsUNITED STATES GYPSUM CO·Filed 2006·Granted Aug 11, 2009·47 cites·18 claims
- 0895US8133600B2Siloxane polymerization in wallboardWANG XUMING·Filed 2010·Granted Mar 13, 2012·18 cites·6 claims
- 0995US8088218B2Foamed slurry and building panel made therefromBLACKBURN DAVID R·Filed 2007·Granted Jan 3, 2012·50 cites·22 claims
- 1095US8070895B2Water resistant cementitious article and method for preparing sameENGBRECHT DICK C·Filed 2007·Granted Dec 6, 2011·57 cites·20 claims
- 1195US7932308B2Modifiers for gypsum slurries and method of using themUNITED STATES GYPSUM CO·Filed 2009·Granted Apr 26, 2011·17 cites·7 claims
- 1295US7803296B2Methods and systems for preparing gypsum slurry containing a cellulose etherUNITED STATES GYPSUM CO·Filed 2007·Granted Sep 28, 2010·23 cites·22 claims
- 1395US7572328B2Fast drying gypsum productsUNITED STATES GYPSUM CO·Filed 2005·Granted Aug 11, 2009·25 cites·9 claims
- 1495US6822033B2Compositions and methods for treating set gypsumUNITED STATES GYPSUM CO·Filed 2001·Granted Nov 23, 2004·130 cites·15 claims
- 1595US6805741B1Ready-mixed setting-type composition and related kitUNITED STATES GYPSUM CO·Filed 2003·Granted Oct 19, 2004·76 cites·41 claims
- 1694US8142915B2Foamed slurry and building panel made therefromBLACKBURN DAVID R·Filed 2011·Granted Mar 27, 2012·26 cites·18 claims
- 1794US7776462B2Gypsum products utilizing a two-repeating unit dispersant and a method of making themUNITED STATES GYPSUM CO·Filed 2009·Granted Aug 17, 2010·24 cites·8 claims
- 1894US7776461B2Gypsum products utilizing a two-repeating unit dispersant and a method for making themUNITED STATES GYPSUM CO·Filed 2009·Granted Aug 17, 2010·19 cites·7 claims
- 1994US7608347B2Modifiers for gypsum slurries and method of using themUNITED STATES GYPSUM CO·Filed 2006·Granted Oct 27, 2009·17 cites·8 claims
- 2094US7544242B2Effective use of dispersants in wallboard containing foamUNITED STATES GYPSUM CO·Filed 2006·Granted Jun 9, 2009·27 cites·21 claims
- 2193US7754006B2Process for manufacturing ready-mixed setting alpha-calcium sulphate hemi-hydrate and kit for sameUNITED STATES GYPSUM CO·Filed 2007·Granted Jul 13, 2010·23 cites·19 claims
- 2293US7588634B2Process for manufacturing ultra low consistency alpha- and beta- blend stuccoUNITED STATES GYPSUM CO·Filed 2006·Granted Sep 15, 2009·24 cites·18 claims
- 2392US8568544B2Water resistant cementitious article and method for preparing sameENGBRECHT DICK C·Filed 2011·Granted Oct 29, 2013·24 cites·26 claims
- 2490US7861955B2Wet-grinding gypsum with polycarboxylatesUNITED STATES GYPSUM CO·Filed 2007·Granted Jan 4, 2011·16 cites·15 claims
- 2584US7815889B2Method and apparatus for pressurized calcination of gypsumUNITED STATES GYPSUM CO·Filed 2009·Granted Oct 19, 2010·13 cites·5 claims
- 2679US8329308B2Cementitious article and method for preparing the sameLIU QINGXIA·Filed 2009·Granted Dec 11, 2012·12 cites·8 claims
- 2771US7601214B2Modified landplaster as a wallboard fillerUNITED STATES GYPSUM CO·Filed 2006·Granted Oct 13, 2009·2 cites·13 claims
- 2864US7276549B2Surface enhancing coating for gypsum-containing floor underlaymentsUNITED STATES GYPSUM CO·Filed 2004·Granted Oct 2, 2007·5 cites·10 claims
- 2964US2024025807A1Processes for quantitative calcium sulfate phase analysis and uses thereofCERTAINTEED GYPSUM INC·Filed 2023·Application pending·0 cites
- 3061US2010143682A1Mat-Faced Cementitious Article and Method for Preparing SameUNITED STATES GYPSUM CO·Filed 2009·Application pending·0 cites
- 3156US7736764B2Surface enhancing coating for gypsum-containing floor underlaymentsUNITED STATES GYPSUM CO·Filed 2006·Granted Jun 15, 2010·1 cites·9 claims
- 3253US2006278127A1Gypsum products utilizing a two-repeating unit dispersant and a method for making themUNITED STATES GYPSUM CO·Filed 2005·Application pending·0 cites
- 3350US2006280899A1Method of making a gypsum slurry with modifiers and dispersantsUNITED STATES GYPSUM CO·Filed 2005·Application pending·0 cites
- 3450US2007044687A1Modified landplaster as a wallboard fillerBLACKBURN DAVID R·Filed 2005·Application pending·0 cites
- 3549US2008202415A1Methods and systems for addition of cellulose ether to gypsum slurryMILLER DAVID PAUL·Filed 2007·Application pending·0 cites
- 3648US2009029141A1Mat-faced gypsum board and method of making thereofUNITED STATES GYPSUM CO·Filed 2008·Application pending·0 cites
- 3748US2008152945A1Fiber reinforced gypsum panelMILLER DAVID PAUL·Filed 2006·Application pending·0 cites
- 3846US2008148997A1Gypsum compositions with naphthalene sulfonate and modifiersBLACKBURN DAVID R·Filed 2006·Application pending·0 cites
- 3946US2006278132A1Method of improving dispersant efficacy in making gypsum productsUNITED STATES GYPSUM CO·Filed 2006·Application pending·0 cites
- 4046US2006280898A1Modifiers for gypsum slurries and method of using themUNITED STATES GYPSUM CO·Filed 2005·Application pending·0 cites
- 4142US2006278128A1Effective use of dispersants in wallboard containing foamUNITED STATES GYPSUM CO·Filed 2005·Application pending·0 cites
- 4242US2013228525A1Temperature switchable polymers for fine coal dewateringALBERTA THE GOVERNORS OF THE UNIVERSITY OF·Filed 2013·Application pending·0 cites
- 4336US2014054503A1Apparatus and method for upgrading coalLIU QINGXIA·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →