Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106560 | Producing para-aramid pulp by means of gravity-induced shear forces | Joseph J. Duffy, Jon David Hartzler, Robert Anthony Marin | 1992-04-21 |
| 4810527 | Free surface casting method | James E. Geary, Jr., Kenneth Wayne Leffew, David R. Schiff | 1989-03-07 |