| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 64 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Pumps | |
| #3 | Unspecified technologies | |
| #4 | Spraying devices | |
| #5 | Lubricating | |
| #6 | Siphons | |
| #7 | Unspecified technologies | |
| #8 | Rotary-pistons | |
| #9 | Venting or aerating devices | |
| #10 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Deming William L | 17 |
| #2 | Garber Jesse B | 13 |
| #3 | Mueller Alexander V | 7 |
| #4 | Walter Shallenberg | 4 |
| #5 | Stratton James M | 4 |
| #6 | Bernard Samelson | 3 |
| #7 | Alfred Randolph | 3 |
| #8 | Charles Cornwall | 3 |
| #9 | Cornwall Charles | 3 |
| #10 | Dawson Edwin S | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2667842A | Pump | |
| US2445182A | Means for connecting a driving motor to the shaft of a rotary pump | |
| US2578322A | Pump | |
| US2477079A | Pump | |
| US2445246A | Jet and valve assembly | |
| US2452874A | Pumping system | |
| US2549218A | Pump | |
| US2468642A | Pumping device | |
| US2425957A | Pumping system for evacuating containers of liquid | |
| US2416590A | Vacuum relief mechanism for pumps | |
| US2435470A | Pump | |
| US2420557A | Impeller pump | |
| US2385105A | Pump | |
| US2394932A | Pump | |
| US2394931A | Centrifugal pump | |
| US2420556A | Pump | |
| US2364168A | Impeller pump | |
| US1976464A | Pump | |
| US1869776A | Automatic oiling system | |
| US1783667A | Centrifugal pump |