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David John Law
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Bedfordshire, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Cascade system for network units
Patent number
8,879,444
Issue date
Nov 4, 2014
Hewlett-Packard Development Company, L.P.
Bryan J Donoghue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signature checking using deterministic finite state machines
Patent number
8,665,911
Issue date
Mar 4, 2014
Hewlett-Packard Development Company, L.P.
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signature checking using deterministic finite state machines
Patent number
8,331,404
Issue date
Dec 11, 2012
Hewlett-Packard Development Company, L.P.
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Positionally dependent pattern checking in character strings using...
Patent number
8,275,818
Issue date
Sep 25, 2012
Hewlett-Packard Development Company, L.P.
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cascade system for network units
Patent number
8,213,420
Issue date
Jul 3, 2012
Hewlett-Packard Development Company, L.P.
Bryan J Donoghue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Positionally dependent pattern checking in character strings using...
Patent number
8,060,546
Issue date
Nov 15, 2011
Hewlett-Packard Company
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cascade system for network units
Patent number
7,289,496
Issue date
Oct 30, 2007
3Com Corporation
Bryan J Donoghue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cascade architecture and operation for packet-based communication s...
Patent number
7,233,601
Issue date
Jun 19, 2007
3Com Corporation
Alan R. Poulter
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cascade control architecture and operation for packet-based communi...
Patent number
7,062,569
Issue date
Jun 13, 2006
3COM Corporation
Alan R Poulter
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network device including detection of link status employing auto-ne...
Patent number
7,023,873
Issue date
Apr 4, 2006
3COM Corporation
Patrick Gibson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Modification of tag fields in Ethernet data packets
Patent number
6,975,627
Issue date
Dec 13, 2005
3COM Technologies
Robin Parry
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Selectable bandwidth facility for a network port
Patent number
6,940,818
Issue date
Sep 6, 2005
3COM Corporation
Paul J Moran
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Automatic detector of media interface protocol type
Patent number
6,868,088
Issue date
Mar 15, 2005
3Com Corporation
Patrick Gibson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Port mirroring across a trunked stack of multi-port communication d...
Patent number
6,785,286
Issue date
Aug 31, 2004
3COM Corporation
Daniel M O'Keeffe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network switch including hysteresis in signalling fullness of trans...
Patent number
6,762,995
Issue date
Jul 13, 2004
3COM Corporation
Justin A Drummond-Murray
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Monitoring of connection between network devices in a packet-based...
Patent number
6,603,741
Issue date
Aug 5, 2003
3COM Corporation
Alan R Poulter
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network communication device
Patent number
6,594,283
Issue date
Jul 15, 2003
3COM Corporation
Nigel Horspool
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ageing of data packets using queue pointers
Patent number
6,594,270
Issue date
Jul 15, 2003
3COM Corporation
Justin A Drummond-Murray
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for configuration of stackable units in packet...
Patent number
6,594,231
Issue date
Jul 15, 2003
3COM Corporation
Christopher Byham
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Monitoring of connection between an ethernet hub and an end station
Patent number
6,538,994
Issue date
Mar 25, 2003
3COM Technologies
Nigel Horspool
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Printed circuit board
Patent number
D465772
Issue date
Nov 19, 2002
3COM Corporation
Alan R Poulter
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Data packet transmission
Patent number
6,442,161
Issue date
Aug 27, 2002
3COM Corporation
Justin Drummond-Murray
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting multimedia packet data using a contention-r...
Patent number
6,430,192
Issue date
Aug 6, 2002
3COM Technologies
Tadhg Creedon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Printed circuit board having dual purpose profile
Patent number
6,399,890
Issue date
Jun 4, 2002
3COM Corporation
Alan R Poulter
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for the detection of the presence of a device...
Patent number
6,385,669
Issue date
May 7, 2002
3COM Corporation
Tadhg Creedon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network hub activity display
Patent number
6,256,318
Issue date
Jul 3, 2001
3COM Corporation
Pauric O'Callaghan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multicast filtering
Patent number
6,175,875
Issue date
Jan 16, 2001
3Com Technologies
Nicholas Stapleton
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SIGNATURE CHECKING USING DETERMINISTIC FINITE STATE MACHINES
Publication number
20130061324
Publication date
Mar 7, 2013
Hewlett-Packard Development Company, L.P.
David LAW
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CASCADE SYSTEM FOR NETWORK UNITS
Publication number
20120314564
Publication date
Dec 13, 2012
Bryan J. DONOGHUE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POSITIONALLY DEPENDENT PATTERN CHECKING IN CHARACTER STRINGS USING...
Publication number
20120084245
Publication date
Apr 5, 2012
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNATURE CHECKING USING DETERMINISTIC FINITE STATE MACHINES
Publication number
20080101371
Publication date
May 1, 2008
3Com Corporation
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
POSITIONALLY DEPENDENT PATTERN CHECKING IN CHARACTER STRINGS USING...
Publication number
20080059464
Publication date
Mar 6, 2008
3Com Corporation
David Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CASCADE SYSTEM FOR NETWORK UNITS
Publication number
20080037531
Publication date
Feb 14, 2008
Bryan J. Donoghue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Cascade system for network units
Publication number
20030118021
Publication date
Jun 26, 2003
Bryan J. Donoghue
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network device including detection of link status employing auto-ne...
Publication number
20020118412
Publication date
Aug 29, 2002
Patrick Gibson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Automatic detector of media interface protocol type
Publication number
20020110144
Publication date
Aug 15, 2002
Patrick Gibson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Selectable bandwidth facility for a network port
Publication number
20020071398
Publication date
Jun 13, 2002
Paul J. Moran
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Cascade control architecture and operation for packet-based communi...
Publication number
20020057683
Publication date
May 16, 2002
Alan R. Poulter
H04 - ELECTRIC COMMUNICATION TECHNIQUE