| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | EPO (European Patent Office) | 6 | |
| #3 | Canada | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 3 | |
| #6 | Norway | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Environmental technology | |
| #5 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies | |
| #3 | Nails | |
| #4 | Pipes | |
| #5 | Machines for liquids | |
| #6 | Clutches and brakes | |
| #7 | Reduction of greenhouse gas emissions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Swietlik George | 24 |
| #2 | Mcloughlin Stephen John | 4 |
| #3 | Large Robert | 3 |
| #4 | Down Christopher David | 1 |
| #5 | Morris Peter Ryan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2735967A1 | A downhole device | |
| GB9612702D0 | Cutting bed impeller | |
| CA2169544A1 | Equipment to reduce torque on a drill string | |
| GB9317128D0 | Equipment to reduce torque on a drill string | |
| EP0274235A2 | Stabilizer for a drilling string | |
| EP0231592A2 | Locking device | |
| US4572305A | Drilling apparatus | |
| GB8402181D0 | Directional drilling |