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Ralph Stephen Jameson
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Allentown, PA, US
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last 30 patents
Information
Patent Grant
Article comprising a fiber raman device
Patent number
6,434,172
Issue date
Aug 13, 2002
Fitel USA Corp.
David John DiGiovanni
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical isolator
Patent number
6,249,619
Issue date
Jun 19, 2001
Agere Systems Optoelectronics Guardian Corp.
Ernest Eisenhardt Bergmann
G02 - OPTICS
Information
Patent Grant
Apparatus and method to compensate for optical fiber amplifier gain...
Patent number
6,246,511
Issue date
Jun 12, 2001
Agere Systems Optoelectronics Guardian Corp.
Ralph S. Jameson
G02 - OPTICS
Information
Patent Grant
Retrofit heater for erbium fiber in an erbium-doped fiber amplifier...
Patent number
6,147,795
Issue date
Nov 14, 2000
Lucent Technologies Inc.
William E. Derbyshire
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reflective array multiplexer with polarization compensation
Patent number
6,112,000
Issue date
Aug 29, 2000
Lucent Technologies Inc.
Ernest Eisenhardt Bergmann
G02 - OPTICS
Information
Patent Grant
Fiber light source with multimode fiber coupler
Patent number
5,659,644
Issue date
Aug 19, 1997
Lucent Technologies Inc.
David John DiGiovanni
G02 - OPTICS
Information
Patent Grant
Polarization independent optical isolator
Patent number
5,033,830
Issue date
Jul 23, 1991
AT&T Bell Laboratories
Ralph S. Jameson
G02 - OPTICS