| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 | |
| #2 | Canada | 1 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Surface technology and coating | |
| #5 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Unspecified technologies | |
| #3 | Pistons and sealings | |
| #4 | Clutches and brakes | |
| #5 | Shafts | |
| #6 | Special machines | |
| #7 | Preheating for stem generation | |
| #8 | Nails | |
| #9 | Metallic material removal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Holveck Joseph E | 3 |
| #2 | Aldrich Roscoe Hilton | 3 |
| #3 | Reninger Frank J | 2 |
| #4 | Moyer Fred W | 2 |
| #5 | Shelly Llewellyn W | 2 |
| #6 | Charles Yaindl | 2 |
| #7 | Gibbs Lloyd T | 1 |
| #8 | Hamilton Samuel H | 1 |
| #9 | Yaindl Charles | 1 |
| #10 | Hilton Aldrich Roscoe | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3114326A | Plunger type pump especially for high pressure | |
| US3039393A | Control for fluid pump | |
| US2666026A | Corrosion inhibitor | |
| US2413347A | Piston construction | |
| US2243888A | Fluid pump control | |
| US1983032A | System and apparatus for delivering feed water to steam boilers | |
| US1862823A | Pump | |
| US1731147A | Pump plunger | |
| US1751350A | Pump plunger | |
| US1327512A | Reinforced pump-casing | |
| US1334828A | Unloading mechanism | |
| US1264742A | Flexible coupling. | |
| US1204925A | Buffer for couplings. | |
| US1168144A | Metallic packing. | |
| US1223071A | Crank-shaft. | |
| CA635613A | Control for fluid pump |