Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352301 | Controllable high flow concrete | Elizabeth G. Burns, Nathan A. Tregger, Lawrence L. Kuo, Klaus-Alexander Rieder, Mark F. Roberts +1 more | 2022-06-07 |
| 9828500 | Hydrophobic, cationic polymers for treating construction aggregates | Lawrence L. Kuo, Ying-Hsun Chen | 2017-11-28 |
| 9034968 | Cationic polymers for treating construction aggregates | Lawrence L. Kuo, Ying-Hsun Chen | 2015-05-19 |
| 8685156 | Modifying clay activity and slump retention in cementitious compositions | Shuqiang Zhang, Byong-Wa Chun | 2014-04-01 |
| 8168701 | Concrete or mortar admixture composition | Miho Miyakawa | 2012-05-01 |
| 8070875 | Slump retention in cementitious compositions | Ara A. Jeknavorian, Darrick B. McGuire, Ivana Jovanovic | 2011-12-06 |
| 6670415 | Admixture for optimizing addition of EO/PO plasticizers | Leslie A. Jardine, Kevin J. Folliard, Chia-Chih Ou, Felek Jachimowicz, Byong-Wa Chun +2 more | 2003-12-30 |
| 6352952 | Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates | Leslie A. Jardine, Kevin J. Folliard, Chia-Chih Ou, Felek Jachimowicz, Byong-Wa Chun +2 more | 2002-03-05 |
| 5728207 | Cement admixture product having improved rheological properties and process of forming same | Ahmad Arfaei, David C. Darwin, Ellis Gartner, Byong-Wa Chun, Lawrence L. Kuo | 1998-03-17 |
| 5643978 | Cement admixture product having improved rheological properties and process of forming same | David C. Darwin, Ellis Gartner, Byong-Wa Chun, Lawrence L. Kuo | 1997-07-01 |
| 5633298 | Cement admixture product having improved rheological properties and process of forming same | Ahmad Arfaei, David C. Darwin, Ellis Gartner, Byong-Wa Chun, Lawrence L. Kuo | 1997-05-27 |
| 5583183 | Cement and cement composition having improved rheological properties | David C. Darwin, Ellis Gartner, Byong-Wa Chun, Lawrence L. Kuo | 1996-12-10 |
| 5432212 | Dispersant composition for cement having excellent property in inhibition of slump-loss | Susumu Honda, Tadashi Hara | 1995-07-11 |
| 5393343 | Cement and cement composition having improved rheological properties | David C. Darwin, Ellis Gartner, Byong-Wa Chun, Lawrence L. Kuo | 1995-02-28 |
| 5362323 | Cement admixture composition | Susumu Honda | 1994-11-08 |
| 5223036 | Additive composition for cement admixture | Tomoyuki Tsutsumi | 1993-06-29 |