Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37142 | Refining process and apparatus | David R. Jarvis | 2001-04-24 |
| RE37089 | Refining process and apparatus | David R. Jarvis | 2001-03-13 |
| 5679118 | Refining process and apparatus | David A. Jarvis | 1997-10-21 |
| 5679117 | Refining process and apparatus | David R. Jarvis | 1997-10-21 |
| 5208402 | Liquid fuels for internal combustion engines and process and apparatus for making same | — | 1993-05-04 |
| 5093533 | Blended gasolines and process for making same | — | 1992-03-03 |
| 5004850 | Blended gasolines | — | 1991-04-02 |