Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006249 | Anaerobic waste water treating process | Stanislaus A. Kaczmarek | 1991-04-09 |
| 4983297 | Waste water treating process scheme | Stanislaus A. Kaczmarek, Piyush S. Shah | 1991-01-08 |