Inventor
Mark D. Entwistle
Inventor
Trevose, PA, US
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding50%
F16KValves25%
Y10TTechnical subjects covered by former us classification25%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006Patents assigned to ROSS OPERATING VALVE CO (1)· patent assignee history
2006Based in Burnley, GB· patent location history
2017–2019Patents assigned to PRINCETON LIGHTWAVE INC (2)· patent assignee history
2017–2019Based in Trevose, PA, US· patent location history
2019Patents assigned to ARGO AI LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PRINCETON LIGHTWAVE INC | 2 | 2017–2019 |
| ARGO AI LLC | 1 | 2019 |
| ROSS OPERATING VALVE CO | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Trevose, Pennsylvania, US | 2 | 2017–2019 |
| Burnley, GB | 1 | 2006 |