Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6962895 | Lubricating compositions | Robert C. Richardson, Bernard C. Roell, Jr. | 2005-11-08 |
| 6300288 | Functionalized polymer as grease additive | Steven Twining, Patricia R. Todd | 2001-10-09 |
| 5883057 | Lubricating compositions | Bernard C. Roell, Jr., Robert C. Richardson | 1999-03-16 |
| 5523005 | Gear lubricant composition | Stephen A. Di Biase, James J. Schwind, Craig D. Tipton | 1996-06-04 |
| 5489721 | Alpha-olefin polymers | Roger L. Sowerby | 1996-02-06 |
| 5429758 | Graft copolymers prepared from solvent-free reactions and dispersant derivatives thereof | Katsumi Hayashi, T. Robert Hopkins | 1995-07-04 |
| 5371130 | Polymer compositions of improved compatibility in oil | Richard M. Lange | 1994-12-06 |
| 5364994 | Lubricating compositions containing .alpha.-olefin polymers | — | 1994-11-15 |
| 5345024 | Alpha-olefin polymers | — | 1994-09-06 |
| 5334318 | Compositions containing active sulfur | James N. Vinci | 1994-08-02 |
| 5302772 | Alpha-olefin polymers | Roger L. Sowerby | 1994-04-12 |
| 5210362 | Alpha-olefin polymers | Roger L. Sowerby | 1993-05-11 |
| 5182037 | Phosphorus- and/or nitrogen-containing derivatives of sulfur-containing compounds, lubricant, fuel and functional fluid compositions | Joseph W. Pialet, Stephen A. DiBiase | 1993-01-26 |
| 4968853 | Alpha-olefin polymers | — | 1990-11-06 |
| 4873006 | Compositions containing active sulfur | James N. Vinci | 1989-10-10 |
| 4752416 | Phosphite ester compositions, and lubricants and functional fluids containing same | Stephen A. DiBiase, William C. Tritt | 1988-06-21 |
| 4670173 | Oil-soluble reaction products of an acylated reaction product, a polyamine, and mono-functional acid | Katsumi Hayashi, T. Robert Hopkins | 1987-06-02 |