| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Australia | 3 | |
| #3 | Germany | 3 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Cyclically operating valves | |
| #3 | Pipes | |
| #4 | Unspecified technologies | |
| #5 | Venting or aerating devices | |
| #6 | Unspecified technologies | |
| #7 | Machines | |
| #8 | Dynamo-electric machines | |
| #9 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rupp Warren E | 10 |
| #2 | Rupp W | 5 |
| #3 | Rupp Warren Edmund | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US4478560A | Fluid-operated reciprocating pump | |
| US4472115A | Fluid-operated reciprocating pump | |
| US4465102A | Check valve | |
| US3860034A | Slide valve | |
| DE2255414A1 | NON-RETURN VALVE FOR PUMPS | |
| US3782863A | Slide valve apparatus | |
| US3746472A | Submersible electric pump having fluid pressure protective means | |
| US3741689A | Air operated diaphragm pump | |
| US3814548A | Diaphragm pump apparatus | |
| US3741692A | Surge suppressor for fluid lines | |
| US3514227A | Pump |