Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9284833 | Method of tracing flow of hydrocarbon from a subterranean reservoir | Jonathon Dean Spencer, Vincent Brian Croud | 2016-03-15 |
| 8640773 | Method of tracing flow of hydrocarbon from a subterranean reservoir | Jonathon Dean Spencer, Vincent Brian Croud | 2014-02-04 |
| 5921333 | Casting having in-situ cast inserts and method of manufacturing | — | 1999-07-13 |
| 5900082 | Method of making a heat treated steel casting and a heat treated steel casting | — | 1999-05-04 |
| 5723801 | Drum shell and method for making same | — | 1998-03-03 |
| 5720830 | Engineering ferrous metals and method of making thereof | David Wragg, Jack Nutting | 1998-02-24 |