Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336286 | High efficiency air filtration media | Donald G. Cain, Erika J. Dougherty, Theodore S. Thornburg | 1994-08-09 |
| 4966707 | Liquid/liquid extractions with microporous membranes | Edward L. Cussler, Robert W. Callahan | 1990-10-30 |