Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8658745 | Broadening the molecular weight distribution of polyolefins materials made in a horizontal stirred gas phase reactor | Ton Kroezen, William D. Stephens, Mattijs van der Ham, Pierre Sere-Peyrigain, Dirk Poesen | 2014-02-25 |
| 6590131 | Method for control of a chemical manufacturing process | William D. Stephens, J. Andy Gray, Betzy Janssen, Gomer E. Stover, James A. Waltz +3 more | 2003-07-08 |
| 6057407 | High melt flow propylene polymer produced by gas-phase polymerization | Chi-Hung Lin, Jerome A. Streeky, H. Dale Wilson, Jr., Kanokrot Ja Phalakornkul | 2000-05-02 |