Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10604693 | High water and brine swell elastomeric compositions and method for making and using same | Byong Jun Kim, Deborah Lynn Banta | 2020-03-31 |
| 9758658 | Enhanced oilfield swellable elastomers and methods for making and using same | Byong Jun Kim, Keith Charles Spacey, Deborah Lynn Banta | 2017-09-12 |
| 8912256 | Swellable material using soy spent flakes | — | 2014-12-16 |
| 5713581 | Fibrous seal for blowout preventer | Douglas W. Carlson, Stephen P. Simons | 1998-02-03 |
| 5430087 | Carbon black pair with different particle size and improved rubber stock | Douglas W. Carlson | 1995-07-04 |
| 5294253 | Carbon black system and improved rubber stock | Douglas W. Carlson | 1994-03-15 |
| 5100950 | Rubber and fluorocarbon micropowder composition | Douglas W. Carlson | 1992-03-31 |
| 4684687 | Chemical and heat resistant rubber composition | Edwin W. Vaclavik | 1987-08-04 |
| 4575522 | Rubber composition for geothermal application | Edwin W. Vaclavik | 1986-03-11 |