Inventor
Stephen E. Conner
Inventor
Edmond, OK, US
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%
H01RElectrically-conductive connections25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Patents assigned to CAMCO INC (1)· patent assignee history
1991Based in Ramona, OK, US· patent location history
2003–2004Patents assigned to WOOD GROUP ESP INC (2)· patent assignee history
2003–2004Based in Edmond, OK, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WOOD GROUP ESP INC | 2 | 2003–2004 |
| CAMCO INC | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Edmond, OK, US | 2 | 2003–2004 |
| Ramona, OK, US | 1 | 1991 |