Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10662502 | Systems and methods for improved metal recovery using ammonia leaching | Joanna M. Robertson, Thomas R. Bolles | 2020-05-26 |
| 10006133 | Systems and methods for improved metal recovery using ammonia leaching | Joanna M. Robertson, Thomas R. Bolles | 2018-06-26 |
| 9187803 | Systems and methods for improved metal recovery using ammonia leaching | Joanna M. Robertson, Thomas R. Bolles | 2015-11-17 |
| 9175366 | Systems and methods for improved metal recovery using ammonia leaching | Joanna M. Robertson, Thomas R. Bolles | 2015-11-03 |
| 8506673 | Silica removal from pregnant leach solutions | James D. Gillaspie, David R. Baughman, Wayne W. Hazen, George Owusu, John C. Wilmot | 2013-08-13 |
| 8114365 | Silica removal from pregnant leach solutions | James D. Gillaspie, David R. Baughman, Wayne W. Hazen, George Owusu, John C. Wilmot | 2012-02-14 |
| 7691347 | Silica removal from pregnant leach solutions | James D. Gillaspie, David R. Baughman, Wayne W. Hazen, George Owusu, John C. Wilmot | 2010-04-06 |
| 7462370 | Compositions enriched in anthocyanins | David T. Bailey, Delano R. Freeberg, Gerald Gourdin, Steven L. Richheimer, Michael S. Tempesta +1 more | 2008-12-09 |
| 6780442 | Efficient method for producing compositions enriched in anthocyanins | David T. Bailey, Delano R. Freeberg, Gerald Gourdin, Steven L. Richheimer, Michael S. Tempesta +1 more | 2004-08-24 |
| 6132726 | Process for removing impurities from natural product extracts | Randall J. Daughenbaugh, David T. Bailey, William Gamble | 2000-10-17 |
| 4778586 | Viscosity reduction processing at elevated pressure | Richard L. Bain, John R. Larson, Daniel W. Gillespie, Joseph J. Leto | 1988-10-18 |
| 4648964 | Separation of hydrocarbons from tar sands froth | Joseph J. Leto, Daniel W. Gillespie | 1987-03-10 |