Inventor
Richard P. Campbell
Inventor
Blaine, MN, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing100%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to SPERRY CORP (1)· patent assignee history
1984–2011Based in Blaine, MN, US· patent location history
2011Patents assigned to UNISYS CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SPERRY CORP | 1 | 1984 |
| UNISYS CORP | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Blaine, Minnesota, US | 2 | 1984–2011 |