Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239186 | Silicone surfactants for the production of open cell polyurethane flexible foams | David Robert Battice, Allen Robert Arnold, Jr., Stephan Herman Wendel, John Herbert Frey | 2001-05-29 |
| 5395427 | Two stage pressure swing adsorption process which utilizes an oxygen selective adsorbent to produce high purity oxygen from a feed air stream | Ravi Kumar, Robert F. Weimer | 1995-03-07 |