| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Canada | 2 | |
| #4 | Republic of Korea | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Agriculture | |
| #3 | Chemical engineering | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Animal care | |
| #3 | Mixing | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gurth Max I | 9 |
| #2 | Gurth Max Ira | 4 |
| Publication | Filing date | Title |
|---|---|---|
| EP1261417A2 | Rotary disc mixing apparatus | |
| US4940385A | Rotary disc pump | |
| US4773819A | Rotary disc slurry pump | |
| US4768920A | Method for pumping fragile or other articles in a liquid medium | |
| US4514139A | Method and apparatus for pumping fragile articles | |
| US4335994A | Method and apparatus for pumping large solid articles | |
| CA1157315A | Method and apparatus for pumping fragile articles | |
| CA1151006A | Method and apparatus for pumping large solid articles |