Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5222511 | Apparatus for debagging dust-containing or hazardous materials | Edwin T. Sortwell | 1993-06-29 |
| 4874588 | Method and apparatus for rapidly dissolving polymers in water | Edwin T. Sortwell, Manuel Slovinsky | 1989-10-17 |
| 4845192 | Method of rapidly dissolving polymer gels in water | Edwin T. Sortwell | 1989-07-04 |
| 4529794 | Method of rapidly dissolving polymers in water | Edwin T. Sortwell, Manuel Slovinsky | 1985-07-16 |