| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | United States | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Shafts | |
| #3 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leuchtenberg Christian | 4 |
| #2 | Earl Dietrich | 3 |
| #3 | Dietrich Earl | 3 |
| #4 | Christian Leuchtenberg | 3 |
| #5 | Haugen Nicolas A | 1 |
| #6 | Jeffrey S Meister | 1 |
| #7 | Daniel E Sabelko | 1 |
| #8 | Gonzalez Ricardo | 1 |
| #9 | Nicolas A Haugen | 1 |
| #10 | Meister Jeffrey S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2020340326A1 | Rotating Control Device with Cooling Mandrel | |
| US2020325737A1 | Rotating Control Device with Flexible Sleeve | |
| GB202004356D0 | Deployment tool and deployment tool assembly | |
| GB202004170D0 | Drilling choke with matched actuator | |
| GB202004166D0 | Riser adapter quick connection assembly | |
| GB201902688D0 | Rotating control device with multiple seal cartridge | |
| GB201900372D0 | Rotating control device with mechanical seal |