| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Separation | |
| #3 | Pumps | |
| #4 | Non-positive-displacement pumps | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edward Wilson | 10 |
| #2 | Wilson Edward | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1538150A | Oil separator | |
| US1516584A | Compressor | |
| US1527339A | Compressor | |
| US1452718A | Compressor | |
| US1444578A | Compressor | |
| US1463989A | Compressor | |
| US1444577A | Compressor | |
| US1442319A | Compressor | |
| US1488580A | Rotary compressor | |
| US1415078A | Metallic packing | |
| CA243370A | Compressor |