Top drive movement measurements system and method
US-10107089-B2 · Oct 23, 2018 · US
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Dewald Brian patents
Dewald Brian is listed as an inventor on 7 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Dewald Brian |
| Total patents | 7 |
| First publication | Jun 25, 2015 |
| Latest publication | Oct 23, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Interlock system and method for drilling rig
US-9903167-B2 · Feb 27, 2018 · US
Tubular stress measurement system and method
US-9765579-B2 · Sep 19, 2017 · US
Cement plug detection system and method
US-2017122096-A1 · May 4, 2017 · US
Interlock system and method for drilling rig
US-2015315855-A1 · Nov 5, 2015 · US
Tubular stress measurement system and method
US-2015176370-A1 · Jun 25, 2015 · US
Top drive movement measurement system and method
US-2015176390-A1 · Jun 25, 2015 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Tesco Corp | 6 |
| Nabors Drilling Tech Usa Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B44/00 | 4 |
| E21B19/06 | 4 |
| E21B47/007 | 4 |
| E21B3/022 | 4 |
| E21B3/02 | 3 |