Issued Patents All Time
Showing 1–25 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11932811 | Composition and methods for enhancing the production of hydrocarbons | Sarkis Kakadjian, Amanda Flowers, Richard Arriaga | 2024-03-19 |
| 11453818 | Composition and methods for enhancing the production of hydrocarbons | Sarkis Kakadjian, Amanda Flowers, Richard Arriaga | 2022-09-27 |
| 10001769 | Systems and methods for optimizing formation fracturing operations | Jian Huang, Kedar M. Deshpande, Mohammad Reza Safariforoshani, Ovunc Mutlu, Chih-Chau Hwang +5 more | 2018-06-19 |
| 9945220 | Methods and system for creating high conductivity fractures | Rajesh Kumar Saini, Clayton S. Smith, Mathew M. Samuel, Kern L. Smith, Chih-Chau Hwang +2 more | 2018-04-17 |
| 9909404 | Method to consolidate solid materials during subterranean treatment operations | Chih-Chau Hwang, Rajesh Kumar Saini, Leonid Vigderman, Clayton S. Smith, Mathew M. Samuel +1 more | 2018-03-06 |
| 7504438 | Demulsifiers, their preparation and use in oil bearing formations | Kin-Tai Chang, Dennis A. Williams | 2009-03-17 |
| 7417011 | Method and composition for recovering hydrocarbon fluids from a subterranean reservoir | Kin-Tai Chang | 2008-08-26 |
| 7244698 | Viscoelastic surfactant composition having improved rheological properties and method of using for treating subterranean formations | Grahame N. Taylor, David Kelly Moss | 2007-07-17 |
| 7053127 | Quaternized amido cyclic amine surfactant | Kin-Tai Chang | 2006-05-30 |
| 6964940 | Method of preparing quaternized amidoamine surfactants | Grahame N. Taylor, James A. Krogh, Michael James Williams | 2005-11-15 |
| 6787506 | Use of dispersion polymers as friction reducers in aqueous fracturing fluids | Cecil Blair, Kin-Tai Chang, Kurt S. Gerken | 2004-09-07 |
| 6569983 | Method and composition for recovering hydrocarbon fluids from a subterranean reservoir | Kin-Tai Chang, Dennis A. Williams | 2003-05-27 |
| 6540943 | Method of inhibiting corrosion of metal equipment which is cleaned with an inorganic acid | Dennis A. Williams | 2003-04-01 |
| 6429336 | Process for recovering toluene diamine from toluene diisocyanate distillation residues | Shenghong A. Dai, Kathryn Hock, Van A. Kent | 2002-08-06 |
| 5756591 | Curable compositions which contain network polymers | Clinton J. Boriack | 1998-05-26 |
| 5663259 | Curable compositions which contain network polymers | Clinton J. Boriack | 1997-09-02 |
| 5386008 | Advanced and unadvanced compositions, nucleophilic derivatives thereof and curable and coating compositions thereof | Robert A. Dubois, Allyson J. Malzman, Pong S. Sheih, Alan R. Whetten | 1995-01-31 |
| 5151485 | Advanced epoxy compositions, curable compositions and cured products | David Shau Chew Wang, Pong S. Sheih, Loan A. Ho | 1992-09-29 |
| 5147905 | Advanced and unadvanced compositions, nucleophilic derivatives thereof and curable and coating compositions thereof | Robert A. Dubois, Allyson J. Malzman, Pong S. Sheih, Alan R. Whetten | 1992-09-15 |
| 5095050 | Advanced epoxy compositions, curable compositions and cured products | David Shau Chew Wang, Pong S. Sheih, Loan A. Ho | 1992-03-10 |
| 5057557 | Modified epoxy resin compositions | Pong S. Sheih, John M. McIntyre | 1991-10-15 |
| 5021471 | Modified epoxy resin compositions | — | 1991-06-04 |
| 5015511 | Linear low density ethylene interpolymers for injection molding | Wendy Harris, Christopher John Robert Thomas | 1991-05-14 |
| 4981978 | Reaction products of imidazole on pyrazole derivatives and 4-isopropenyl-1-cyclohexene-1-carboxaldehyde | — | 1991-01-01 |
| 4980452 | Thermosettable prepolymers prepared from heterocyclic materials having alkyl substituents, mono- or dianhydrides, ethylenically unsaturated materials and a hydroxide, carbonate or bicarbonate of a metal of Groups I-A or II-A | — | 1990-12-25 |