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Richard P. Hughes
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Kanata, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber termination
Patent number
6,501,878
Issue date
Dec 31, 2002
Nortel Networks Limited
Richard P. Hughes
G02 - OPTICS
Information
Patent Grant
Apparatus for gripping ceramic substrates
Patent number
6,409,241
Issue date
Jun 25, 2002
Nortel Networks Limited
Richard P. Hughes
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Alignment method for semiconductor optical devices upon carriers
Patent number
6,287,401
Issue date
Sep 11, 2001
Nortel Networks Limited
Keith D. Anderson
G02 - OPTICS
Information
Patent Grant
Enhanced humidity control for small modules
Patent number
6,128,193
Issue date
Oct 3, 2000
Nortel Networks Corporation
John Seaborn Moss
G05 - CONTROLLING REGULATING
Information
Patent Grant
Thermoelectric humidity pump and method for dehumidfying of an elec...
Patent number
5,884,486
Issue date
Mar 23, 1999
Northern Telecom Limited
Richard Pierre Hughes
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Mounting structure for heat conductively supporting a planar electr...
Patent number
5,883,784
Issue date
Mar 16, 1999
Northern Telecom Limited
Richard P. Hughes
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Environmental protection housing
Patent number
5,865,332
Issue date
Feb 2, 1999
Northern Telecom Limited
Steve J. Lischvnsky
G02 - OPTICS
Information
Patent Grant
Assembling sheet metal members
Patent number
5,770,320
Issue date
Jun 23, 1998
Northern Telecom Limited
Richard P. Hughes
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Electronic devices with electromagnetic radiation interference shie...
Patent number
5,566,052
Issue date
Oct 15, 1996
Northern Telecom Limited
Richard P. Hughes
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber optic coupler
Patent number
4,950,046
Issue date
Aug 21, 1990
Northern Telecom Limited
Richard P. Hughes
G02 - OPTICS
Information
Patent Grant
Optical fiber interface
Patent number
4,950,887
Issue date
Aug 21, 1990
Northern Telecom Limited
Richard P. Hughes
G02 - OPTICS
Information
Patent Grant
Optical signal modulators
Patent number
4,730,171
Issue date
Mar 8, 1988
Northern Telecom Limited
Vincent C. So
G02 - OPTICS
Information
Patent Grant
Optical fiber order wire system
Patent number
4,709,414
Issue date
Nov 24, 1987
Northern Telecom Limited
Vincent C. So
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of determining optical fiber splice loss
Patent number
4,708,476
Issue date
Nov 24, 1987
Northern Telecom Limited
Vincent C. So
G02 - OPTICS
Information
Patent Grant
Attenuator for optical fiber
Patent number
4,697,869
Issue date
Oct 6, 1987
Northern Telecom Limited
Vincent C. So
G02 - OPTICS
Information
Patent Grant
Test instrument for an optical fiber
Patent number
4,671,653
Issue date
Jun 9, 1987
Northern Telecom Limited
Vincent C. So
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Optical fiber termination
Publication number
20020076152
Publication date
Jun 20, 2002
Richard P. Hughes
G02 - OPTICS