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Inventor

James A. Thomsen

Inventor
Chicago, IL, US

Overview

2→
Patents
1992–1993
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H05Bprimary
H05BElectric heating50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests50%
PatentTitleYear
5,187,414'Fluorescent lamp controllers'19935,111,118'Fluorescent lamp controllers'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1993Patents assigned to PHILIPS CORP (2)· patent assignee history
1992–1993Based in Chicago, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PHILIPS CORP21992–1993
Locations
LocationPatentsSpan
Chicago, Illinois, US21992–1993