| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | Germany | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | Italy | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Basic materials chemistry | |
| #3 | Materials and metallurgy | |
| #4 | Machines | |
| #5 | Transport | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zawadzki Edward A | 5 |
| #2 | Polosky Ronald J | 4 |
| #3 | Conner Jesse R | 4 |
| #4 | Lengyel Arpad L | 4 |
| #5 | Jackson Fred H | 4 |
| #6 | Opacic Donald J | 4 |
| #7 | Conner J | 2 |
| #8 | Polosky R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4012320A | Method for improving the quality of contaminated waste water | |
| AU7632474A | Method of improving the quality of leachate from sanitary landfills | |
| US3893656A | Mobile unit for treating liquid waste | |
| US3837872A | Method of making wastes non-polluting and disposable |