Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810354 | Bifunctional antifoulant compositions and methods | Joseph H. Y. Niu, Dwight K. Reid | 1989-03-07 |
| 4797504 | Method and composition for inhibiting acrylate ester polymerization | — | 1989-01-10 |
| 4749468 | Methods for deactivating copper in hydrocarbon fluids | Joseph H. Y. Niu, Dwight K. Reid | 1988-06-07 |
| 4673489 | Method for prevention of fouling in a basic solution by addition of specific nitrogen compounds | — | 1987-06-16 |
| 4665140 | Process for polymerizing a monomer charge | B. Timothy Pennington, John T. T. Hsieh | 1987-05-12 |
| 4665138 | Process for polymerizing a monomer charge | Richard L. Veazey, David E. Aylward | 1987-05-12 |
| 4435518 | Polymerization catalyst | B. Timothy Pennington, John T. T. Hsieh | 1984-03-06 |
| 4434242 | Polymerization catalyst | Richard L. Veazey, David E. Aylward | 1984-02-28 |