Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4981604 | Oxidation and corrosion resistant diesel engine lubricant | Rodney L. Sung, Ronald L. O'Rourke | 1991-01-01 |
| 4834897 | Gear oil lubricant additive composition | Rodney L. Sung, Ronald L. O'Rourke | 1989-05-30 |
| 4808335 | Oxidation and corrosion resistant diesel engine lubricant | Rodney L. Sung, Ronald L. O'Rourke | 1989-02-28 |
| 4758363 | Oxidation and corrosion resistant diesel engine lubricant | Rodney L. Sung, Ronald L. O'Rourke | 1988-07-19 |
| 4720350 | Oxidation and corrosion inhibiting additives for railway diesel crankcase lubricants | Rodney L. Sung, Ronald L. O'Rourke | 1988-01-19 |
| 4705642 | Haze, oxidation, and corrosion resistant diesel engine lubricant | Rodney L. Sung, Ronald L. O'Rourke | 1987-11-10 |
| 4704217 | Gasoline crankcase lubricant | William M. Sweeney, Rodney L. Sung, Wheeler C. Crawford | 1987-11-03 |
| 4681694 | Marine crankcase lubricant | Wheeler C. Crawford, Rodney L. Sung | 1987-07-21 |
| 4676917 | Railway diesel crankcase lubricant | Rodney L. Sung, Ronald L. O'Rourke | 1987-06-30 |
| 4557848 | Crankcase lubricant | Rodney L. Sung, William M. Sweeney, Wheeler C. Crawford | 1985-12-10 |
| 4514311 | Wear-resistant aircraft engine lubricating oil | Rodney Lu-Dai Sung, William M. Sweeney | 1985-04-30 |
| 4505835 | Lubricant oil composition containing a friction modifier | Rodney L. Sung, Sheldon Herbstman, Peter Dorn | 1985-03-19 |
| 4479882 | Marine diesel cylinder oils containing polyalkoxylated phenoxy compounds for improved spreadability | Rodney L. Sung | 1984-10-30 |
| 4464276 | Polyoxyalkylene polyamine triazole complexes | Rodney L. Sung | 1984-08-07 |
| 4438005 | Marine diesel engine lubricant of improved spreadability | Rodney L. Sung | 1984-03-20 |
| 4428850 | Low foaming railway diesel engine lubricating oil compositions | Frank J. Gaetani | 1984-01-31 |
| 4420407 | Method of lubricating upper cylinder of marine diesel engine | Rodney L. Sung, William P. Cullen, Mahmoud S. Kablaoui | 1983-12-13 |
| 4414123 | Marine diesel cylinder oils containing polyoxyethylene sorbitol lanolin for improved spreadability | Rodney L. Sung | 1983-11-08 |
| 4402845 | Process for improving the spreadability of marine diesel cylinder oils | Rodney L. Sung | 1983-09-06 |
| 4386001 | Marine crankcase lubricant | Rodney L. Sung, William P. Cullen | 1983-05-31 |
| 4375418 | Lubricating oil composition | Rodney L. Sung, William P. Cullen | 1983-03-01 |
| 4375417 | Cylinder lubricating oil composition | Rodney L. Sung, William P. Cullen | 1983-03-01 |
| 4358386 | Marine crankcase lubricant | Rodney L. Sung, Stephen A. Levine, William P. Cullen | 1982-11-09 |
| 4358385 | Lubricating oil composition | Rodney L. Sung, Stephen A. Levine, William P. Cullen | 1982-11-09 |
| 4358387 | Cylinder lubricating oil composition | Rodney L. Sung, Stephen A. Levine, William P. Cullen | 1982-11-09 |