Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8877956 | 1,3,2-dioxaphosphorinane, 2-sulfide derivatives for use as anti-wear additives in lubricant compositions | John Marshall Baker, Naresh C. Mathur, Roger M. Sheets | 2014-11-04 |
| 8871696 | 1,3,2-dioxaphosphorinane, 2-sulfide derivatives for use as anti-wear additives in lubricant compositions | John Marshall Baker, Naresh C. Mathur, Roger M. Sheets | 2014-10-28 |
| 8618030 | 1,3,2-dioxaphosphorinane, 2-sulfide derivatives for use as anti-wear additives in lubricant compositions | John Marshall Baker, Naresh C. Mathur, Roger M. Sheets | 2013-12-31 |
| 8466096 | 1,3,2-dioxaphosphorinane, 2-sulfide derivatives for use as anti-wear additives in lubricant compositions | John Marshall Baker, Naresh C. Mathur, Roger M. Sheets | 2013-06-18 |
| 8299003 | Composition comprising a sulfur-containing, phosphorus-containing compound, and/or its salt, and uses thereof | Chip Hewette, Roger M. Sheets, Ronald Phillips, John T. Loper | 2012-10-30 |
| 7928260 | Salt of a sulfur-containing, phosphorus-containing compound, and methods thereof | Roger M. Sheets, Ronald Phillips | 2011-04-19 |
| 5241003 | Ashless dispersants formed from substituted acylating agents and their production and use | Paul G. Griffin | 1993-08-31 |
| 5137978 | Substituted acylating agents and their production | Paul G. Griffin | 1992-08-11 |
| 5137980 | Ashless dispersants formed from substituted acylating agents and their production and use | Paul G. Griffin | 1992-08-11 |
| 5071919 | Substituted acylating agents and their production | Paul G. Griffin | 1991-12-10 |
| 4966720 | Oil soluble sulfurized olefins and two temperature zone process for their preparation | Paul G. Griffin | 1990-10-30 |