Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939933 | Process for polymerizing cationically polymerizable monomers | Robert N. Webb, Andrew B. Donnalley, Michael F. McDonald, Kenneth W. Powers, Ralph Howard Schatz | 2005-09-06 |
| 6858690 | Process for polymerizing cationically polymerizable monomers | Robert N. Webb, Michael F. McDonald, Yuan-Ju Chen, Richard D. Hembree, John P. Soisson | 2005-02-22 |
| 6590039 | Silane grafted copolymers of an alpha-olefin and a vinyl aromatic monomer | Hsien-Chang Wang | 2003-07-08 |
| 6448322 | Stabilization of halogenated rubber | Richard Cheng-Ming Yeh, Chia S. Chee | 2002-09-10 |
| 6380316 | Polyisobutylene copolymers having reactive silyl grafts | Maneesh Bahadur, Toshio Suzuki, Raymond Lee Tabler, Hsien-Chang Wang | 2002-04-30 |
| 6274689 | Random isomonoolefin/allyl styrene copolymers and functionalized derivatives thereof | Timothy D. Shaffer | 2001-08-14 |
| 6177519 | Silane grafted copolymers of an isomonoolefin and a vinyl aromatic monomer | Hsien-Chang Wang, Toshio Suzuki, Raymond Lee Tabler, Anil Kumar Saxena | 2001-01-23 |
| 5744429 | Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions | Paul Brice, Steven James Searis, Mark J. Struglinski, John B. Gardiner | 1998-04-28 |
| 5670582 | Process for halogenation of isomonoolefin/para-alkylstyrene copolymers | Neil F. Newman | 1997-09-23 |
| 5651927 | Multiple reaction process in melt processing equipment | Richard S. Auda, William M. Davis, Lawrence W. Flatley, Brenton G. Jones, Donald A. White +1 more | 1997-07-29 |
| 5565161 | Process for producing a functionalized thermoplastic polymer | Richard S. Auda, William M. Davis, Lawrence W. Flatley, Brenton G. Jones, Donald A. White +1 more | 1996-10-15 |
| 5552096 | Multiple reaction process in melt processing equipment | Richard S. Auda, William M. Davis, Lawrence W. Flatley, Brenton G. Jones, Donald A. White +1 more | 1996-09-03 |
| 5427702 | Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions | Paul Brice, Steven James Searis, Mark J. Struglinski, John B. Gardiner | 1995-06-27 |
| 5424367 | Multiple reaction process in melt processing equipment | Richard S. Auda, William M. Davis, Lawrence W. Flatley, Brenton G. Jones, Donald A. White +1 more | 1995-06-13 |
| 5401427 | Viscosity index improver | Mark J. Struglinski | 1995-03-28 |
| 5356551 | Multifunctional viscosity index improver for lubricating oil compositions | John E. Johnston | 1994-10-18 |
| 5348673 | Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties | Antonio Gutierrez, Mark J. Struglinski | 1994-09-20 |
| 5328624 | Stabilized grafted ethylene copolymer additive useful in oil compositions | — | 1994-07-12 |
| 5312556 | Multifunctional viscosity index improver derived from polyamine containing one primary amine group and at least one tertiary amine group and degraded ethylene copolymer | Mark J. Struglinski | 1994-05-17 |
| 5290868 | Multifunctional viscosity index improver derived from polyamine containing one primary amine group and at least one secondary amine group and degraded ethylene copolymer | Antonio Gutierrez, Mark J. Struglinski | 1994-03-01 |
| 5290461 | Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties (PT-768) | Antonio Gutierrez, Mark J. Struglinski | 1994-03-01 |
| 5262075 | Multifunctional viscosity index improver exhibitng improved low temperature viscometric properties | John E. Johnston, Mark J. Struglinski | 1993-11-16 |
| 5252238 | Multifunctional viscosity index improver derived from amido-amine exhibiting improved low temperature viscometric properties | Antonio Gutierrez, John E. Johnston, Mark J. Struglinski, Robert D. Lundberg | 1993-10-12 |
| 5244590 | Viscosity index improver | Mark J. Struglinski | 1993-09-14 |
| 5210146 | Multifunctional viscosity index improver derived from polyamine containing one primary amino group and at least one secondary amino group exhibiting improved low temperature viscometric properties | Antonio Gutierrez | 1993-05-11 |