| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 2 | |
| #3 | EAPO (Eurasian Patent Organization) | 2 | |
| #4 | Malaysia | 2 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Electrical machinery and energy | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Electrically-conductive connections | |
| #3 | Pipes | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hughes William James | 14 |
| #2 | Lane Bryan | 10 |
| #3 | Briggs Gary Marshall | 8 |
| #4 | Miller Jack Everett | 1 |
| #5 | Pettigrew Thomas L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2015376970A1 | Annular drilling device | |
| MY163660A | External jet pump for dual gradient drilling |