Inventor
Edward A. Ulmer, Jr.
Inventor
Clearwater, FL, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables100%
PatentTitleYear
5,124,634'Ring optical current transducer'19925,008,611'Method of eliminating the effects of birefringence from the detection of electric current using Faraday rotation'19914,894,608'Electric current sensor using the faraday effect'19904,755,665'Light detector and signal processing circuit'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1992Patents assigned to SQUARE D CO (4)· patent assignee history
1988–1992Based in Clearwater, FL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SQUARE D CO | 4 | 1988–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Clearwater, Florida, US | 4 | 1988–1992 |