Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5997284 | Portable flare tank for degassing of drilling fluid | Richard Brian Gustafson, Evert Todd Gustafson, Alfred James Gustafson, Paul Wierzba | 1999-12-07 |
| 5882187 | Portable flare tank | Richard Brian Gustafson | 1999-03-16 |