Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126052 | Condensate polishing system incorporating a membrane filter | Marvin Lane | 1992-06-30 |
| 4411785 | Reverse osmosis hollow fiber filter element | Steven P. Yu, Nikolaus Zwetkow | 1983-10-25 |