Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9969102 | Composition and method for obtaining exposed aggregates in surfaces of moulded concrete and other cementitious materials | Dany Vincent, Eric Dananche | 2018-05-15 |
| 8764272 | Method for monitoring thixotropy in concrete mixing drum | Kati Hazrati, Eric Koehler | 2014-07-01 |
| 8759423 | Stabilized defoamers for cementitious compositions | Ying-Hsun Chen, Lawrence L. Kuo | 2014-06-24 |
| 8070875 | Slump retention in cementitious compositions | Hideo Koyata, Darrick B. McGuire, Ivana Jovanovic | 2011-12-06 |
| 7972436 | Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent | Chia-Chih Ou, Christon L. Hill | 2011-07-05 |
| 7462236 | Gluconate broth for cement and concrete admixture | Byong-Wa Chun, Charlotte Porteneuve | 2008-12-09 |
| 7053125 | Controlled dispersion of colloidal suspension by comb polymers | Jennifer A. Lewis, Glen Harold Kirby, Josephine H. Cheung | 2006-05-30 |
| 7048793 | Beneficiated water reducing compositions | Byong-Wa Chun, Benita Dair, Charlotte Porteneuve, Josephine H. Cheung, Lawrence R. Roberts | 2006-05-23 |
| 6916369 | Beneficiated water reducing compositions | Byong-Wa Chun, Benita Dair, Charlotte Porteneuve, Josephine H. Cheung, Lawrence R. Roberts | 2005-07-12 |
| 6858661 | Defoamer for water reducer admixture | Xuan Zhang, Josephine H. Cheung | 2005-02-22 |
| 6670415 | Admixture for optimizing addition of EO/PO plasticizers | Leslie A. Jardine, Hideo Koyata, Kevin J. Folliard, Chia-Chih Ou, Felek Jachimowicz +2 more | 2003-12-30 |
| 6441054 | Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent | Chia-Chih Ou, Christon L. Hill | 2002-08-27 |
| 6352952 | Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates | Leslie A. Jardine, Hideo Koyata, Kevin J. Folliard, Chia-Chih Ou, Felek Jachimowicz +2 more | 2002-03-05 |
| 6139623 | Emulsified comb polymer and defoaming agent composition and method of making same | David C. Darwin, Robert Taylor, Ding Feng Shen | 2000-10-31 |
| 5840114 | High early-strength-enhancing admixture for precast hydraulic cement and compositions containing same | Ahmad Arfaei, Neal S. Berke, David C. Darwin, Ellis Gartner, Leslie A. Jardine +2 more | 1998-11-24 |
| 5736600 | Mortar admixtures and method of preparing same | Milind Karkare, Chia-Chih Ou, Craig T. Walloch | 1998-04-07 |
| 5641352 | Nitrogenous strength enhancers for portland cement | Leslie A. Jardine | 1997-06-24 |
| 5348583 | Hydraulic cement set-accelerating admixtures incorporating glycols | Ahmad Arfaei, Neal S. Berke, Ellis Gartner, JudithAnn R. Hartman, David F. Myers | 1994-09-20 |
| 5340385 | Hydraulic cement set-accelerating admixtures incorporating glycols | Ahmad Arfaei, Neal S. Berke | 1994-08-23 |
| 5211751 | Hydraulic cement set-accelerating admixtures incorporating amino acid derivatives | Ahmad Arfaei, Leslie A. Jardine | 1993-05-18 |