Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079650 | Temperature control for electrochromic devices | David G. England, Jason Holt, Guillermo Garcia, Scott V. Thomsen, Amir Bayati | 2021-08-03 |
| 4486318 | High temperature stable viscosifier and fluid loss control system | Jacob Block | 1984-12-04 |
| 4474665 | Use of ground, sized cocoa bean shells as a lost circulation material in drilling mud | — | 1984-10-02 |
| 4473480 | High temperature stable fluid loss control system | Jacob Block | 1984-09-25 |
| 4411800 | High temperature stable fluid loss control system | Jacob Block | 1983-10-25 |
| 4389319 | High temperature stable viscosifier and fluid loss control system | Jacob Block | 1983-06-21 |
| 4353804 | Improved fluid loss control system | Jacob Block | 1982-10-12 |