Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475960 | Premium synthetic lubricants | Paul J. Berlowitz, Robert J. Wittenbrink | 2002-11-05 |
| 6420618 | Premium synthetic lubricant base stock (Law734) having at least 95% noncyclic isoparaffins | Paul J. Berlowitz, Robert J. Wittenbrink | 2002-07-16 |
| 6354381 | Method of generating heat and vibration in a subterranean hydrocarbon-bearing formation | Ramon L. Espino | 2002-03-12 |