| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 11 | |
| #2 | United States | 10 | |
| #3 | Canada | 9 | |
| #4 | Brazil | 7 | |
| #5 | EPO (European Patent Office) | 6 | |
| #6 | Mexico | 4 | |
| #7 | Denmark | 3 | |
| #8 | Russian Federation | 3 | |
| #9 | China | 2 | |
| #10 | EAPO (Eurasian Patent Organization) | 2 | |
| #11 | United Kingdom | 2 | |
| #12 | Norway | 2 | |
| #13 | Malaysia | 1 | |
| #14 | Singapore | 1 | |
| #15 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Chemical engineering | |
| #4 | Basic communication technologies | |
| #5 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Geophysics | |
| #3 | Magnetic or electrostatic solid separation | |
| #4 | Electric digital data processing | |
| #5 | Pulse technique |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grant David | 20 |
| #2 | Bruce Stephen Edmund | 20 |
| #3 | Brown-Kerr William | 18 |
| #4 | Mcgarian Bruce Hermann Forsyth | 12 |
| #5 | William Brown-Kerr | 10 |
| #6 | Kent Stephen | 10 |
| #7 | Noblett David Allan | 9 |
| #8 | Mccann Dominic Patrick Joseph | 8 |
| #9 | Bruce Hermann Forsyth Mcgarian | 8 |
| #10 | Smith Ewan Colin | 7 |
| Publication | Filing date | Title |
|---|---|---|
| RU2727982C1 | Chip magnetic drum | |
| BR112018072506A2 | downhole apparatus, valve arrangement for a downhole apparatus, and methods for operating a valve arrangement of a downhole apparatus and for operating a downhole apparatus. | |
| BR112015025471A2 | determination of stuck pipe point in a well | |
| CN108505970A | Underground equipment and flow control method | |
| EP2495393A2 | Downhole apparatus |