Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9718948 | System and method for closed relief of a polyolefin loop reactor system | John D. Hottovy | 2017-08-01 |
| 9610558 | Energy efficient polyolefin process | Robert R. McElvain, John D. Hottovy, Ralph W. Romig, Donald W. Verser, David H. Burns +6 more | 2017-04-04 |