Inventor

Nigel Baker

Inventor

Harlow, GB

Overview

11→

Patents

1999–2017

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H04Jprimary

H04JMultiplex communication32%

H04QSelecting32%

H04BTransmission16%

H04LTransmission of digital information, e.g. telegraphic communication8%

G02BOptical elements, systems or apparatus4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

H04MTelephonic communication4%

PatentTitleYear

9,820,021'Methods and apparatus for determining a path in a communications network'2017 9,100,120'Methods and apparatus for determining a path in a communications network'2015 7,362,777'Concatenated transmission of synchronous data'2008 6,735,392'System and method for transmitting and restoring an optical signal'2004 6,643,464'Constrained optical mesh protection for transmission systems'2003 6,606,427'Switch for optical signals'2003 6,400,861'Optical demultiplexer architecture'2002 6,215,864'Method of accessing an IP in an ISDN network with partial release'2001 6,101,012'Optical add/drop multiplexer/demultiplexer'2000 5,970,185'Optical switches, modulators and transmitters'1999 5,959,749'Optical add/drop multiplexer/demultiplexer'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2000Patents assigned to NORTEL NETWORKS CORP (2)· patent assignee history

1999–2017Based in Harlow, GB· patent location history

2001Patents assigned to AG COMMUNICATION SYSTEMS CORP (1)· patent assignee history

2001Based in Glendale, AZ, US· patent location history

2002–2008Patents assigned to NORTEL NETWORKS LTD (5)· patent assignee history

2008Based in Essex, GB· patent location history

2015–2017Patents assigned to CIENA CORP (2)· patent assignee history

2015Patents assigned to BAKER NIGEL (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NORTEL NETWORKS LTD	5	2002–2008
CIENA CORP	2	2015–2017
NORTEL NETWORKS CORP	2	1999–2000
AG COMMUNICATION SYSTEMS CORP	1	2001
BAKER NIGELself	1	2015

Locations

Location	Patents	Span
Harlow, GB	9	1999–2017
Essex, GB	1	2008
Glendale, AZ, US	1	2001