| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 16 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Engines, pumps and turbines | |
| #3 | Measurement | |
| #4 | Packaging and shipping | |
| #5 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Safety devices | |
| #3 | Rotary-pistons | |
| #4 | Geophysics | |
| #5 | Transport or storage devices | |
| #6 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zupanick Joseph A | 23 |
| #2 | Rial Monty H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009114792A2 | Improved gas lift system | |
| US8297377B2 | Method and system for accessing subterranean deposits from the surface and tools therefor | |
| US8333245B2 | Accelerated production of gas from a subterranean zone |