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Inventor

Duncan K. Sparrell

Inventor
Chester, NJ, US

Overview

9→
Patents
1986–2018
Patent span
Electricity
Primary field (CPC H)

Patents· 9 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 communication50%
H04QSelecting19%
G06FElectric digital data processing13%
H04WWireless communication networks13%
H04JMultiplex communication6%
PatentTitleYear
10,091,245Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environment20189,456,003'Decoupling hardware and software components of network security devices to provide security software as a service in a distributed computing environment'20168,713,141'System and method for monitoring network activity'20148,660,114'Method and apparatus for routing data'20148,094,650'Method and apparatus for routing data'20127,663,626'Method and apparatus for providing a network traffic composite graph'20107,369,542'Method and apparatus for routing data'20084,999,829'Automatic fault recovery in a packet network'19914,581,737'Bit compression multiplexing'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1991Patents assigned to AT & T BELL LAB (2)· patent assignee history
1986Based in North Hanover Township, Burlington County, NJ, US· patent location history
1991Based in Jacobstown, NJ, US· patent location history
2008–2010Patents assigned to AT & T CORP (2)· patent assignee history
2008–2014Based in Chester, NJ, US· patent location history
2012–2014Patents assigned to AT & T IP II LP (3)· patent assignee history
2012–2014Patents assigned to BYERS SIMON D (2)· patent assignee history
2016–2018Patents assigned to AT & T IP I LP (2)· patent assignee history
2016–2018Based in Oakton, VA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AT & T IP II LP32012–2014
AT & T BELL LAB21986–1991
AT & T CORP22008–2010
AT & T IP I LP22016–2018
BYERS SIMON D22012–2014
Locations
LocationPatentsSpan
Chester, New Jersey, US52008–2014
Oakton, Virginia, US22016–2018
Jacobstown, New Jersey, US11991
North Hanover Township, Burlington County, New Jersey, US11986