Inventor
Raymond S. Livingston
Inventor
Bonny Doon, CA, 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 drilling20%
F16CShafts20%
G06FElectric digital data processing20%
G06TImage data processing or generation, in general20%
H04NPictorial communication, e.g. television20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to CANADIAN DOWNHOLE DRILL SYSTEM (1)· patent assignee history
1993Based in Nisku, CA· patent location history
2001Patents assigned to LUCENT TECHNOLOGIES INC (1)· patent assignee history
2001–2005Based in Bonny Doon, CA, US· patent location history
2005Patents assigned to ESS TECHNOLOGY INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANADIAN DOWNHOLE DRILL SYSTEM | 1 | 1993 |
| ESS TECHNOLOGY INC | 1 | 2005 |
| LUCENT TECHNOLOGIES INC | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bonny Doon, California, US | 2 | 2001–2005 |
| Nisku, CA | 1 | 1993 |