Inventor
Willard P. Bridges
Inventor
Fort Worth, TX, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling33%
F16KValves33%
Y10TTechnical subjects covered by former us classification33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Based in Duncan, OK, US· patent location history
1999Patents assigned to WILLARD P BRIDGES D B A COILED (1)· patent assignee history
1999Based in Fort Worth, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WILLARD P BRIDGES D B A COILEDself | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fort Worth, Texas, US | 1 | 1999 |
| Duncan, OK, US | 1 | 1996 |