Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214750 | Combinations of phosphorous-containing compounds for use as anti-wear additives in lubricant compositions | — | 2022-01-04 |
| 8586516 | High TBN / low phosphorus economic STUO lubricants | Peter Leitner, John M. Pietras | 2013-11-19 |
| 7888299 | Extended drain, thermally stable, gear oil formulations | Masao Seki, Roger M. Sheets, Kenji Yatsunami | 2011-02-15 |
| 6844300 | Low phosphorus clean gear formulations | Roger M. Sheets, David R. Ellis, Rodney I. Barber | 2005-01-18 |
| 6133207 | Odor reduction of lubricant additives packages | Ronald Phillips, Nubar Ozbalik, Anthony J. Rollin | 2000-10-17 |