Inventor
Preston S. Phillips
Inventor
Houston, TX, 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%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982Patents assigned to OCEAN RESOURCES ENGINEERING IN (1)· patent assignee history
1982Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OCEAN RESOURCES ENGINEERING IN | 1 | 1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 1 | 1982 |