Inventor

John Sinclair Huffman

Inventor

Conyers, GA, US

Overview

1997–2018

Patent span

Physics

Primary field (CPC G)

Patents· 105 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus16%

G01VGeophysics14%

G01MTesting static or dynamic balance of machines or structures8%

H04BTransmission7%

G01RMeasuring electric variables6%

G08BSignalling systems, e.g. personal calling systems5%

H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines5%

G01SRadio direction-finding4%

F16LPipes3%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves3%

PatentTitleYear

9,891,134'Long distance optical fiber sensing system and method'2018 8,937,713'Long distance optical fiber sensing system and method'2015 8,610,886'Long distance optical fiber sensing system and method'2013 8,345,229'Long distance optical fiber sensing system and method'2013 8,144,333'Optical fiber structure monitoring and analysis'2012 8,131,121'Optical fiber pipeline monitoring system and method'2012 8,121,442'Optical fiber surveillance topology'2012 8,073,294'Remote optical fiber surveillance system and method'2011 8,013,987'Method and apparatus for fiber optic signature recognition'2011 7,930,859'Replacement cable marker pole having rotatable collar for attachment of pole to base'2011 7,844,178'Local area warning of optical fiber intrusion'2010 7,800,743'Method and apparatus for fiber optic signature recognition'2010 7,711,264'Local area warning of optical fiber intrusion'2010 7,605,912'Application of statistical inference to optical time domain reflectometer data'2009 7,579,962'Duct mapping device using sonde'2009 7,536,102'Method and apparatus for fiber optic fault locating and mapping'2009 7,497,000'Method for repairing a collapsed duct section'2009 7,469,101'Optoelectronic marker for determining ownership of fiber optic cable'2008 7,463,034'Ground control unit for cable locating'2008 7,423,545'Failed filter arrest indicator and method for use in multiple arrester location'2008 7,397,545'Application of statistical inference to optical time domain reflectometer data'2008 7,306,100'Protective cover for fiber cable reels and method for protecting same'2007 7,287,990'Method and apparatus for grounding a cable'2007 7,289,729'Optoelectronic marker for determining ownership of fiber optic cable'2007 7,256,878'Application of statistical inference to optical time domain reflectometer data'2007 7,257,305'Method and apparatus for removing an isolation closure from a fiber optic cable'2007 7,235,960'Ground control unit for cable locating'2007 7,199,723'Cable plow installation monitor method and apparatus'2007 7,082,252'Fiber-optic cable attenuator device'2006 7,075,632'Application of statistical inference to optical time domain reflectometer data'2006 7,030,616'Underwater cable locating device'2006 7,023,218'Method and apparatus for testing filter/protector units for fiber optic cables'2006 7,006,750'Fiber-optic cable attenuator device'2006 7,006,211'Aerial utility inspection method and apparatus'2006 6,998,994'Failed filter arrest indicator and method for use in multiple arrester location'2006 6,989,893'Application of statistical inference to optical time domain reflectometer data'2006 6,976,192'Data marker having record keeping ability'2005 6,964,098'Mid-sheath cable preparation tool'2005 6,944,378'Fiber optic multi-port organizer'2005 6,912,329'Fiber color detector method and apparatus'2005 6,895,671'System and method for repairing a conduit'2005 6,882,283'Cable plow installation monitor method and apparatus'2005 6,873,160'Method and apparatus for testing filter/protector units for fiber optic cables'2005 6,859,037'Underwater cable locating device with controlled buoyancy'2005 6,808,116'Fiber jumpers with data storage method and apparatus'2004 6,792,079'Remote access for cable locator system'2004 6,762,695'Radio tower lighting system'2004 6,758,499'System and method for repairing a conduit'2004 6,752,390'Stabilizer tool for fiber optic cable'2004 6,741,081'Cable fault detector'2004 6,735,875'Tool for removing duct surrounding a fiber optic cable'2004 6,700,380'Method and apparatus for side leg utility conveyance'2004 6,676,090'Hanging apparatus for slack fiber optic cable'2004 6,674,518'Method and apparatus for optical time domain reflectometry (OTDR) analysis'2004 6,657,436'Sheath monitoring technique'2003 6,650,293'Technique for providing conveyance locating information'2003 6,644,869'Conductive splint for fiber optic cables'2003 6,614,968'Spare fiber monitoring arrangement'2003 6,609,855'Color-pigmented utility conveyance'2003 6,604,403'Pocket crimper for fiber optic cables'2003 6,591,055'Sheath bonding arrangement for fiber optic cable splices'2003 6,515,480'Casing/push bore monitor technique'2003 6,512,451'Manhole vehicle sensor'2003 6,494,625'Color-coded restoration splice block'2002 6,439,628'Manhole cover removal tool'2002 6,373,252'Method and apparatus locating a cable in a pipe'2002 6,353,320'Conveyance locating system and method for multiple conveyances on the same right-of-way'2002 6,351,126'Method and apparatus for locating high resistance utility convenyances'2002 6,349,460'Fiber installation method and apparatus'2002 6,332,738'Fiber optic cable installation method and apparatus'2001 6,297,638'Method for controlling cable boring'2001 6,294,022'Spray paint marking tool'2001 6,273,621'In-line fiber optic cable splice and method of using the same'2001 6,240,373'Management method and apparatus for remote cable-locating transmitters'2001 6,217,253'Ribbon marking tool'2001 6,217,233'Restoration splice method and apparatus'2001 6,215,888'Cable location method and apparatus using modeling data'2001 6,205,397'Route engineering technique'2001 6,195,897'Encapsulant removal tool for fiber optic cables'2001 6,179,278'Work station for fiber optic cable splicing'2001 6,169,517'Technique for screening work requests'2001 6,164,609'Utility pole anchor for restoration cable support'2000 6,148,521'Method and apparatus for slitting optical power ground wires'2000 6,148,123'Method and apparatus for measuring optical distances'2000 6,141,878'Encapsulant cutting tool for fiber optic cables'2000 6,100,699'Faulty filter detection technique'2000 6,094,518'Fiber optic cable restoration enclosure'2000 6,091,877'Metallic bond for damaged fiber optic cable sheath'2000 6,075,481'Spatial position mapping technique'2000 6,044,744'Fiber optic cable sheath removal tool'2000 6,020,815'Utility right-of-way safety monitor'2000 5,994,904'Method and apparatus for monitoring the relative position of a cable boring head during a boring operation'1999 5,991,013'Conveyance warning member with sacrificial fiber'1999 5,973,604'Method for monitoring optical fiber cables for lightning damage'1999 5,967,079'Surface marking device and method'1999 5,949,947'Method and apparatus for cable sheath repair'1999 5,949,373'Automated cable installation method and apparatus'1999 5,929,758'Method and apparatus for achieving parallel cable boring'1999 5,903,221'Method and apparatus for determining the moisture level in a buried splice'1999 5,844,405'Method and apparatus for locating utility conveyances in an enclosed area'1998 5,832,152'Method and apparatus for cut-over of optical fibers'1998 5,798,644'Method and apparatus for locating buried conveyances using locating & confirmation signals with an array of sensors'1998 5,778,114'Fiber analysis method and apparatus'1998 5,754,285'Method and apparatus for remotely testing optical fiber splices via optical time domain reflectometry'1998 5,644,237'Method and apparatus for precisely locating a buried utility conveyance'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2010Patents assigned to AT & T CORP (88)· patent assignee history

1997–2001Based in McDonough, GA, US· patent location history

2000–2018Based in Conyers, GA, US· patent location history

2000Based in Mc Donough, GA, US· patent location history

2006–2013Patents assigned to HUFFMAN JOHN SINCLAIR (6)· patent assignee history

2006–2007Patents assigned to ESLAMBOLCHI HOSSEIN (2)· patent assignee history

2008–2018Patents assigned to AT & T IP I LP (10)· patent assignee history

2009–2011Patents assigned to AT & T IP II LP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AT & T CORP	88	1997–2010
AT & T IP I LP	10	2008–2018
HUFFMAN JOHN SINCLAIRself	6	2006–2013
AT & T IP II LP	4	2009–2011
ESLAMBOLCHI HOSSEIN	2	2006–2007

Locations

Location	Patents	Span
Conyers, Georgia, US	83	2000–2018
McDonough, Georgia, US	21	1997–2001
Mc Donough, Georgia, US	1	2000