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Inventor

Carl Willems

Inventor
Ocean, NJ, US

Overview

1→
Patents
1989
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H04Mprimary
H04MTelephonic communication33%
H04QSelecting33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,802,199'Method and apparatus for providing virtual facility communication service'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (1)· patent assignee history
1989Patents assigned to AT & T INFORMATION SYSTEMS INC (1)· patent assignee history
1989Based in Ocean, NJ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN TELEPHONE & TELEGRAPH11989
AT & T INFORMATION SYSTEMS INC11989
Locations
LocationPatentsSpan
Ocean, New Jersey, US11989