| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | Taiwan | 2 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Hong Kong | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Climate change adaptation technologies | |
| #2 | Separation | |
| #3 | Unspecified technologies | |
| #4 | Layered products | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | John Paul C | 14 |
| #2 | Mundorff Karl W | 8 |
| #3 | Boswell James T | 8 |
| #4 | Adams Baron V | 6 |
| #5 | Swift Charles S | 5 |
| #6 | Thom Randall R | 4 |
| #7 | Stewart William C | 4 |
| #8 | Cooke James A | 4 |
| #9 | Boswell James | 3 |
| #10 | Cooke James A J A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010233790A1 | Method for biological treatment of an air stream containing vocs | |
| US2009275112A1 | Nutrient additives for start-up and sustained operation of a biological filter apparatus | |
| US2008014433A1 | METHOD FOR REMOVING VOLATILE ORGANIC COMPOUNDS (VOCs) FROM AN AIR STREAM | |
| US6790653B2 | Biological filter apparatus with multiple filter units | |
| US6479276B1 | Biological filter apparatus | |
| US6524849B1 | Biological filter structures | |
| US6551818B2 | Biological filter structures |