Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852813 | Polymer-filled sheet material | Jerald W. Darlington, Jr., Natali A. Dotlich, Craig M. Mattern, Richard Carriker | 2005-02-08 |
| 6783802 | Hydraulic barrier | Jerald W. Darlington, Jr., Natalie A. Dotlich, Craig M. Mattern, Richard Carriker | 2004-08-31 |
| 6235533 | Method of determining the composition of clay deposit | Semeon Tsipursky, Don Eisenhour, Gary W. Beall, James Edwards | 2001-05-22 |
| 6050509 | Method of manufacturing polymer-grade clay for use in nanocomposites | James Edwards, Semeon Tsipursky, Gary W. Beall, Don Eisenhour | 2000-04-18 |
| 5900085 | Method of manufacturing a geosynthetic clay liner | Donald Mathews | 1999-05-04 |
| 5584609 | Geosynthetic clay liner and method of manufacture | Donald Mathews | 1996-12-17 |
| 5529438 | Geosynthetic clay liner with modified edges for improved sealing | Richard Carriker | 1996-06-25 |
| 5436050 | Tufted geosynthetic clay liner and method of manufacture thereof | Richard Carriker | 1995-07-25 |
| 5403126 | Surface friction enhanced geosynthetic clay liner | Richard Carriker, Robert M. Burton | 1995-04-04 |