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Inventor

Robert F. Wojcinski

Inventor
Downers Grove, IL, US

Overview

2→
Patents
1979–1988
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.

H04Mprimary
H04MTelephonic communication33%
H04QSelecting33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
4,731,825'Nonblocking switching system and method'19884,140,882'Methods and apparatus for special status indication in telephone systems'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to WESCOM SWITCHING (1)· patent assignee history
1979Based in Westmond, IL, US· patent location history
1988Patents assigned to TELLABS INC (1)· patent assignee history
1988Based in Downers Grove, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TELLABS INC11988
WESCOM SWITCHING11979
Locations
LocationPatentsSpan
Downers Grove, Illinois, US11988
Westmond, Illinois, US11979