Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602086 | Lubricant compositions of polyalphaolefin and alkylated aromatic fluids | Quang N. Le | 1997-02-11 |
| 5177284 | Catalysts/process to synthesize alkylated naphthalene synthetic fluids with increased alpha/beta isomers for improving product qualities | Quang N. Le | 1993-01-05 |
| 5107049 | Stabilization of polyalpha-olefins | Quang N. Le, Stephen S. Wong | 1992-04-21 |
| 5105042 | Sulfated layered titanium oxide catalysts in process for preparing long chain alkyl aromatic compounds | Brent A. Aufdembrink, Charles T. Kresge, Quang N. Le, Stephen S. Wong | 1992-04-14 |
| 5043508 | Process for preparing long chain alkyl aromatic compounds | Brent A. Aufdembrink, Charles T. Kresge, Quang N. Le, Stephen S. Wong | 1991-08-27 |
| 5034563 | Naphthalene alkylation process | Henry Ashjian, Quang N. Le, David O. Marler, Stephen S. Wong | 1991-07-23 |
| 5019670 | Process for producing alkylaromatic lubricant fluids | Quang N. Le, Bruce P. Pelrine | 1991-05-28 |
| 5008460 | Synthetic lubricants | William E. Garwood, Quang N. Le, Stephen S. Wong | 1991-04-16 |
| 4992185 | Stability improver for water-in-oil emulsion | — | 1991-02-12 |
| 4962256 | Process for preparing long chain alkyl aromatic compounds | Quang N. Le, David O. Marler, John P. McWilliams, Mae K. Rubin, Stephen S. Wong | 1990-10-09 |
| 4912277 | Process for preparing long chain alkyl aromatic compounds | Brent A. Aufdembrink, Charles T. Kresge, Quang N. Le, Stephen S. Wong | 1990-03-27 |
| 4511481 | Multifunctional additives | — | 1985-04-16 |
| 4485026 | Hard water stability improvers for oil-in-water emulsions hydraulic fluids | Kirk D. Schmitt | 1984-11-27 |
| 4483777 | Stability improvers for water-in-oil emulsion | — | 1984-11-20 |
| 4456539 | Triazole-dithiophosphate reaction product and lubricant compositions containing same | — | 1984-06-26 |
| 4428855 | Oil-in-water emulsion fluids | Derek A. Law | 1984-01-31 |
| 4419251 | Aqueous lubricant | Derek A. Law | 1983-12-06 |
| 4419252 | Aqueous lubricant | — | 1983-12-06 |
| 4264436 | Method of removing soluble metal salts in used turbine/circulating oil | — | 1981-04-28 |
| 4260501 | Lubricant compositions containing antioxidant mixtures comprising substituted thiazoles and substituted thiadiazole compounds | — | 1981-04-07 |