Inventor
Louis M. Regan
Inventor
Beaumont, CA, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
4,178,992'Metal seal tubing plug'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979Patents assigned to EXXON PRODUCTION RESEARCH CO (1)· patent assignee history
1979Based in Beaumont, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EXXON PRODUCTION RESEARCH CO | 1 | 1979 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beaumont, California, US | 1 | 1979 |