Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9090002 | Sealing device in a polymer filtration device | — | 2015-07-28 |
| 6270703 | Polymer filteration apparatus and method of use | Paul D. Wildman | 2001-08-07 |
| 5507498 | Sealing device for polymer filtration apparatus | — | 1996-04-16 |
| 5417866 | Continuous flow polymer filtration apparatus and process | — | 1995-05-23 |
| 4814186 | Polymer filtration apparatus | — | 1989-03-21 |
| 4511472 | Apparatus for continuous polymer filtration | — | 1985-04-16 |
| 4359387 | Flowable material passage with interposable slide member | — | 1982-11-16 |
| 4237014 | Flowable material passage with interposable slide member | — | 1980-12-02 |