| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Electrical machinery and energy | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Electrically-conductive connections | |
| #3 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lambe Kenneth A | 12 |
| #2 | Pratt F Dale | 12 |
| #3 | Gorzo Doru | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2017328142A1 | Vibration dampener | |
| US2017167252A1 | Solenoid actuator for mud pulse telemetry | |
| CA2948273A1 | Downhole valve | |
| US2017117677A1 | Latching rotary connector system |