Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601783 | Method of controlling olefin polymerization | Mark Bradley Davis | 2009-10-13 |
| 6300429 | Method of modifying near-wall temperature in a gas phase polymerization reactor | Thomas E. Spriggs, James Laurence Riley, Jr., George W. Schwarz, Jr., Mark G. Goode | 2001-10-09 |
| 6187866 | Staged reactor process | Robert J. Jorgensen, Stephanie Marie Upham, William J. Michie, Jr. | 2001-02-13 |
| 6184299 | Staged reactor process | Michael W. Tilston | 2001-02-06 |
| 5996444 | Apparatus for unscrewing drill pipe sections | Richard J. Pearce, William C. Grindstaff | 1999-12-07 |
| D306266 | Sampling bottle closure | Barry C. Hargrove | 1990-02-27 |
| 4699356 | Sampling valve | Barry C. Hargrove | 1987-10-13 |