Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9670343 | Olefin-acrylate polymers in refinery and oilfield applications | Antonio Mastrangelo, Timothy R. Smith, John R. Johnson | 2017-06-06 |
| 8613799 | Dispersants | Dean Thetford, John J. Mullay, William R. Sweet | 2013-12-24 |
| 7750089 | Dispersant viscosity modifiers based on diene-containing polymers | Matthew D. Gieselman, Renee A. Eveland, Philip Pike, John K. Pudelski, Michael J. Covitch +1 more | 2010-07-06 |
| 7067594 | Functionalized isobutylene-polyene copolymers and derivatives thereof | — | 2006-06-27 |
| 6500898 | Dispersants prepared from high polydispersity olefin polymers | John R. Johnson, James D. Burrington, John K. Pudelski, Jeffry G. Dietz, Gregory R. McCullough +2 more | 2002-12-31 |
| 6407170 | Dispersants prepared from high polydispersity olefin polymers | John R. Johnson, James D. Burrington, John K. Pudelski, Jeffry G. Dietz, Gregory R. McCullough +2 more | 2002-06-18 |
| 6165235 | Low chlorine content compositions for use in lubricants and fuels | Paul Anthony Lewis, Jeffry G. Dietz | 2000-12-26 |
| 6077909 | Low chlorine content compositions for use in lubricants and fuels | John K. Pudelski, Jeffry G. Dietz, Charles K. Baumanis, Stuart L. Bartley, James D. Burrington | 2000-06-20 |
| 5663457 | Methods for preparing alkylated hydroxyaromatics | — | 1997-09-02 |
| 5562742 | Copper-containing organometallic complexes and concentrates and diesel fuels containing same | Daniel T. Daly, Nai Z. Huang, Scott T. Jolley, Frederick W. Koch, Stephen H. Stoldt +2 more | 1996-10-08 |
| 5518510 | Low-sulfur diesel fuels containing organo-metallic complexes | Daniel T. Daly, Paul E. Adams, Nai Z. Huang, Scott T. Jolley, Frederick W. Koch +4 more | 1996-05-21 |
| 5376154 | Low-sulfur diesel fuels containing organometallic complexes | Daniel T. Daly, Paul E. Adams, Nai Z. Huang, Scott T. Jolley, Frederick W. Koch +4 more | 1994-12-27 |
| 5360459 | Copper-containing organometallic complexes and concentrates and diesel fuels containing same | Daniel T. Daly, Nai Z. Huang, Scott T. Jolley, Frederick W. Koch, Stephen H. Stoldt +2 more | 1994-11-01 |
| 5344467 | Organometallic complex-antioxidant combinations, and concentrates and diesel fuels containing same | Nai Z. Huang, Paul E. Adams, Daniel T. Daly, Scott T. Jolley, Frederick W. Koch +3 more | 1994-09-06 |
| 5340369 | Diesel fuels containing organometallic complexes | Frederick W. Koch, Daniel T. Daly, Nai Z. Huang, Scott T. Jolley, Stephen H. Stoldt +1 more | 1994-08-23 |
| 5279627 | Copper-containing aromatic mannich complexes and concentrates and diesel fuels containing same | Nai Z. Huang, Christopher R. Sgarlata | 1994-01-18 |