| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Water treatment | |
| #3 | Climate change mitigation in wastewater treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Knappe Peter H | 10 |
| #2 | Kremen Seymour S | 5 |
| #3 | Thomason Hans A | 5 |
| #4 | Tanner Matthew B | 5 |
| #5 | Magnani Ronald Paul | 3 |
| #6 | Knappe Peter Herbert | 3 |
| #7 | Quigg Daniel Franklin | 3 |
| #8 | Snodgrass Michael J | 2 |
| #9 | Magnani Ronald | 2 |
| #10 | Kwast Ryan | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP2067522A1 | Sanitary spiral wound filtration cartrige | |
| WO2005118115A1 | Network for supporting spiral wound membrane cartridges for submerged operation | |
| WO2005070524A1 | Filtration with low-fouling, high-flow, low-energy spiral wound membrane cartridges | |
| EP1202793A1 | System and method for back-flushing a spiral wound membrane element | |
| US6755970B1 | Back-flushable spiral wound filter and methods of making and using same | |
| US5985146A | Sanitary rigid shell spiral wound element |