| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Engines, pumps and turbines | |
| #3 | Mechanical elements | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Pumps | |
| #3 | Earth drilling | |
| #4 | Venting or aerating devices | |
| #5 | Special machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sargent Sumner B | 12 |
| #2 | Sargent Jr Sumner B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1737270A | Self-adjusting liner pump | |
| US1706593A | Blind-cage standing-valve organization | |
| US1703364A | Threaded and reversible standing-valve socket | |
| US1597294A | Polish-rod connection | |
| US1672394A | Valve | |
| US1545356A | Pump connection | |
| US1503602A | Pumping apparatus and method of operating the valved plunger of a well pump | |
| US1503601A | Pump hanger | |
| US1523142A | Pump hanger | |
| US1476468A | Grip for polish rods and the like | |
| US1476469A | Polish-rod adjuster head | |
| US1462721A | Pump-plunger rotor |