RP

Robert J. Pruett

IP Imerys Pigments: 20 patents #1 of 72Top 2%
IU Imerys Usa: 2 patents #11 of 61Top 20%
EL Ecc International Limited: 1 patents #49 of 118Top 45%
Overall (All Time): #173,606 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9982324 Rare earth element compositions obtained from particulate material comprising kaolin and methods for obtaining such compositions Jondahl Davis 2018-05-29
9903072 Compositions comprising kaolin treated with a styrene-based polymer and related methods Ismail Yildirim, Paul MEIZANIS 2018-02-27
9771513 Proppants and anti-flowback additives including kaolin clay Donald A. Anschutz, Michael Burgess 2017-09-26
8702860 Stabilized kaolin slurry and methods for improving kaolin slurry stability Jun Yuan, Michael J. Garska 2014-04-22
8545787 Method of treating an aqueous suspension of kaolin Jim Richardson, William Limousin, Ismail Yildirim, Jun Yuan 2013-10-01
8501030 Methods for purifying kaolin clays using reverse flotation, high brightness kaolin products, and uses thereof Ismail Yildirim, Mikel Dean Smith 2013-08-06
8465583 Compositions comprising fine sedimentary kaolin and methods for preparing same Paula Alves 2013-06-18
8388750 Granulated kaolin compositions and processes for their production Ernest Gay, Jose Messias, Sayre Mender 2013-03-05
8083848 Compositions comprising fine sedimentary kaolin and methods for preparing same Paula Alves 2011-12-27
8016936 Methods of calcining particulate material Ismail Yildirim 2011-09-13
7806978 Fine platy kaolin composition Jun Yuan, Bomi M. Bilimoria, Roger W. Wygant, Anthony Lyons 2010-10-05
7780779 Method for separating mixture of finely divided minerals Michael J. Garska, Ismail Yildirum, Johnny W. Larimore 2010-08-24
7727324 Compositions comprising kaolin having nanosize dimensions H. Vincent Brown 2010-06-01
7648032 Effective reductive bleaching of mineral slurries Jun Yuan, Larry C. Powell 2010-01-19
7226005 Hyperplaty clays and their use in paper coating and filling, methods for making same, and paper products having improved brightness J. Philip E. Jones, Jun Yuan, Michael J. Garska, David Cummings, Bomi M. Bilimoria +1 more 2007-06-05
7214264 Hyperplaty clays and their use in paper coating and filling, methods for making same, and paper products having improved brightness J. Philip E. Jones, Jun Yuan, Michael J. Garska, David Cummings, Bomi M. Bilimoria +1 more 2007-05-08
7208039 Hyperplaty clays and their use in paper coating and filling, methods for making same, and paper products having improved brightness J. Philip E. Jones, Jun Yuan, Michael J. Garska, David Cummings, Bomi M. Bilimoria +1 more 2007-04-24
7122080 Integrated process for simultaneous beneficiation, leaching, and dewatering of kaolin clay suspension Jun Yuan, Christopher R. L. Golley, Michael J. Garska 2006-10-17
6564199 Kaolin clay pigments, their preparation and use Jun Yuan, Harry Vincent Brown, Jr., David Cummings 2003-05-13
6514333 Preparation and use of high brightness kaolin pigments Jun Yuan, Vince Brown, Sr., William L. Garforth 2003-02-04
6468343 Engineered kaolin pigment composition for paper coating David Cummings, Anthony Lyons, Steven M. Fortier, William L. Garforth, Daniel J. Panfil +1 more 2002-10-22
6402826 Kaolin clay pigment for paper coating and method for producing same Jun Yuan, Christopher R. L. Golley, Christopher Nutbeem, Rajan R. Iyer, William H. Pope +2 more 2002-06-11
6149723 Engineered kaolin pigment composition for paper coating Anthony Lyons, David Cummings, Steven M. Fortier, William L. Garforth, Jun Yuan +1 more 2000-11-21
6068693 Method for separating mixture of finely divided minerals and product thereof William L. Garforth, Dona L. Archer, Jun Yuan, Michael J. Garska, H. Vince Brown 2000-05-30