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Inventor

Maurice N. Ransom

Inventor
Naperville, IL, US

Overview

5→
Patents
1982–2004
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication43%
H04QSelecting29%
G06FElectric digital data processing14%
H04MTelephonic communication14%
PatentTitleYear
6,775,362'Graphical telephone system'20044,891,803'Packet switching network'19904,701,906'Packet switching network with multiple packet destinations'19874,382,294'Telephone switching control arrangement'19834,322,843'Control information communication arrangement for a time division switching system'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1983Patents assigned to BELL TELEPHONE LABOR INC (2)· patent assignee history
1982–1987Based in Naperville, IL, US· patent location history
1987–1990Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history
1990Patents assigned to AT & T BELL LAB (1)· patent assignee history
1990Based in Plainfield, IL, US· patent location history
2004Patents assigned to CIT ALCATEL (1)· patent assignee history
2004Based in Rolesville, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN TELEPHONE & TELEGRAPH21987–1990
BELL TELEPHONE LABOR INC21982–1983
AT & T BELL LAB11990
CIT ALCATEL12004
Locations
LocationPatentsSpan
Naperville, Illinois, US31982–1987
Rolesville, NC, US12004
Plainfield, Illinois, US11990