Inventor
Haydn G. Smith
Inventor
Dursley, GB
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling75%
B24DTools for grinding, buffing or sharpening25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018–2020Patents assigned to NOV DOWNHOLE EURASIA LTD (3)· patent assignee history
2018–2020Based in Dursley, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NOV DOWNHOLE EURASIA LTD | 3 | 2018–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Dursley, GB | 3 | 2018–2020 |