Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477271 | Modified nozzles for polymer finishers | John M. Iwasyk | 1984-10-16 |
| 4380615 | Diamine recovery process | — | 1983-04-19 |
| 4299498 | Flashing reactor | — | 1981-11-10 |
| 4281935 | Additive injection valve | Gregory D. Cramer, Irvin B. King, Albert T. Strand | 1981-08-04 |