Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202022 | Porous filter media support plate | — | 1993-04-13 |
| 4882053 | Porous filter media support plate | — | 1989-11-21 |
| 4281937 | Mixer | Allan A. Gundersen, Oliver Seelig | 1981-08-04 |