Inventor
David C. BARTEL
Inventor
US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling33%
G01VGeophysics33%
G06NComputing arrangements based on specific computational models33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to CHEVRON USA INC (2)· patent assignee history
2022–2023Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHEVRON USA INC | 2 | 2022–2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 2 | 2022–2023 |