Inventor
Michael J. Siegman
Inventor
Houston, TX, 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 drilling100%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2013Patents assigned to BARRY MICHAEL D (3)· patent assignee history
2012–2013Patents assigned to BLACKLOCK JON (3)· patent assignee history
2012–2013Patents assigned to DALE BRUCE A (3)· patent assignee history
2012–2013Patents assigned to EXXONMOBIL UPSTREAM RES CO (3)· patent assignee history
2012–2013Patents assigned to HAEBERLE DAVID C (3)· patent assignee history
2012–2013Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BARRY MICHAEL D | 3 | 2012–2013 |
| BLACKLOCK JON | 3 | 2012–2013 |
| DALE BRUCE A | 3 | 2012–2013 |
| EXXONMOBIL UPSTREAM RES CO | 3 | 2012–2013 |
| HAEBERLE DAVID C | 3 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 3 | 2012–2013 |