Inventor
George L. Stegmeier
Inventor
Houston, TX, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B09Cprimary
B09CReclamation of contaminated soil33%
E02DFoundations33%
E21BEarth or rock drilling33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to SHELL OIL CO (1)· patent assignee history
1993Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHELL OIL CO | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 1 | 1993 |