Issued Patents All Time
Showing 1–25 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11348994 | Fingerprint sensors | — | 2022-05-31 |
| 10600861 | Fingerprint sensors and fabrication methods thereof | — | 2020-03-24 |
| 6641754 | Method for controlling scale formation and deposition in aqueous systems | Kristin Buentello, Stephen M. Kessler, Roger C. May, Julie A. Kaechelin, Natalie A. Kolson | 2003-11-04 |
| 6590050 | Polymeric fluid loss additives and method of use thereof | Keith A. Bair, Mohand Melbouci, Teng-Shau Young, De-Kai Loo | 2003-07-08 |
| 6465587 | Polymeric fluid loss additives and method of use thereof | Keith A. Bair, Mohand Melbouci, Teng-Shau Young, De-Kai Loo | 2002-10-15 |
| 6444747 | Water soluble copolymers | Natalie A. Kolson | 2002-09-03 |
| 6417268 | Method for making hydrophobically associative polymers, methods of use and compositions | Huashi Zhang, Baraka Kawawa | 2002-07-09 |
| 6020422 | Aqueous dispersion polymers | Edward J. Connors, Michelle L. Cotter | 2000-02-01 |
| 5921912 | Copolmer formulations for breaking oil-and-water emulsions | Paul R. Hart, Wen P. Liao, Walter Burgess | 1999-07-13 |
| 5916991 | Composition and method for water clarification | Jen-Chi Chen, Gerald C. Walterick, Jr. | 1999-06-29 |
| 5851433 | Method of and composition for breaking oil and water emulsions in crude oil processing operations | Paul R. Hart, Jen-Chi Chen, Thai H. Duong | 1998-12-22 |
| 5846436 | Composition and method for water clarification | Jen-Chi Chen, Gerald C. Walterick, Jr., Stephen R. Vasconcellos | 1998-12-08 |
| 5707533 | Process for the preparation of aqueous dispersion polymers | Edward J. Connors, Michelle L. Cotter | 1998-01-13 |
| 5696194 | Process for the preparations of aqueous dispersion polymers | Edward J. Connors, Michelle L. Cotter | 1997-12-09 |
| 5693216 | Method of and composition for breaking oil and water emulsions in crude oil processing operations | Paul R. Hart, Jen-Chi Chen, Thai H. Duong | 1997-12-02 |
| 5684109 | Composition comprising a tannin-containing copolymer | Jen-Chi Chen, Gerald C. Walterick, Jr. | 1997-11-04 |
| 5643462 | Composition and method for water clarification | Jen-Chi Chen, Gerald C. Walterick, Jr., Stephen R. Vasconcellos | 1997-07-01 |
| 5614602 | Process for the preparation of aqueous dispersion polymers | Edward J. Connors, Michelle L. Cotter | 1997-03-25 |
| 5575920 | Method of inhibiting scale and controlling corrosion in cooling water systems | Donald T. Freese, Libardo A. Perez, Keith A. Bair | 1996-11-19 |
| 5527468 | Nonionic polymers for the treatment of boiler water | Scott M. Boyette, Keith A. Bair | 1996-06-18 |
| 5445758 | Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems | Keith A. Bair, Scott M. Boyette | 1995-08-29 |
| 5391238 | Method and composition for treatment of aluminum | David W. Reichgott | 1995-02-21 |
| 5387318 | Water soluble graft copolymers for laser print deinking loop clarification | Wen P. Liao, John C. Harrington, Walter Burgess | 1995-02-07 |
| 5374336 | Water soluble graft copolymers and methods of use thereof | John Lin, Wen P. Liao | 1994-12-20 |
| 5350536 | Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems | Keith A. Bair, Scott M. Boyette | 1994-09-27 |