Inventor
John T. Barr, IV
Inventor
Santa Rosa, CA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables100%
PatentTitleYear
4,816,767'Vector network analyzer with integral processor'19894,669,051'Vector network analyzer with integral processor'19874,661,767'Vector network analyzer with integral processor'19874,641,086'Vector network analyzer with integral processor'19874,636,717'Vector network analyzer with integral processor'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1989Patents assigned to HEWLETT PACKARD CO (5)· patent assignee history
1987–1989Based in Santa Rosa, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD CO | 5 | 1987–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Santa Rosa, California, US | 5 | 1987–1989 |