Thomas D. Stephens — 28 Patents at Corvis

Thomas D. Stephens has been granted 28 US patents while listed as an inventor at Corvis. The first was granted in 2000 and the most recent in March 2011. Thomas D. Stephens ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Thomas D. Stephens in Ellicott City, MD, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7903978	Optical transmission systems and amplifier control apparatuses and methods	Mark A. Kelty, Alistair J. Price	2011-03-08	$3,768,000
7522334	Optical communication systems including optical amplifiers and amplification methods with flat noise figure profile	—	2009-04-21
7343097	Optical transmission systems including optical amplifiers and methods of use therein	David F. Smith	2008-03-11	$7,918,000
7339725	Optical transmission systems including optical amplifiers and methods of use therein	David F. Smith	2008-03-04	$4,484,000
7215463	Optical transmission systems including optical amplifiers and methods of use therein	David F. Smith	2007-05-08	$10,928,000
7133193	Optical transmission systems including optical amplifiers, apparatuses and methods	Donald M. Cornwell, Jr., John J. Veselka, Jr., Stephen G. Grubb, Ruxiang Jin, Alistair J. Price +1 more	2006-11-07
7088500	Optical communication systems including optical amplifiers and amplification methods	—	2006-08-08
7085042	Optical transmission systems including optical amplifiers and methods of use therein	Raymond Zanoni	2006-08-01
7046430	Optical transmission systems including signal varying devices and methods	Stephen G. Grubb, Raymond Zanoni	2006-05-16
7010229	Optical transmission systems including optical amplifiers and methods	David J. Copeland, John J. Veselka, Jr., Donald M. Cornwell, Jr., Dean M. Smith, Mark A. Laliberte	2006-03-07
6992815	Optical transmission systems including optical amplifiers and methods of use therein	Raymond Zanoni	2006-01-31
6934077	Optical communication systems including optical amplifiers and amplification methods	—	2005-08-23
6934473	Optical systems including add drop devices and methods	—	2005-08-23
6839522	Optical signal varying devices, systems and methods	Stephen G. Grubb, Raymond Zanoni	2005-01-04
6782209	Optical transmission systems including optical amplifiers and methods	David J. Copeland, John J. Veselka, Jr., Donald M. Cornwell, Jr., Dean M. Smith, Mark A. Laliberte	2004-08-24
6775056	Optical transmission systems including signal varying devices and methods	Stephen G. Grubb, Raymond Zanoni	2004-08-10
6771413	Optical transmission systems including optical amplifiers, apparatuses and methods	Donald M. Cornwell, Jr., John J. Veselka, Jr., Stephen G. Grubb, Ruxiang Jin, Alistair J. Price +1 more	2004-08-03
6587261	Optical transmission systems including optical amplifiers and methods of use therein	Raymond Zanoni	2003-07-01
6563614	Optical transmission system and amplifier control apparatuses and methods	Mark A. Kelty, Alistair J. Price	2003-05-13
6548225	Method and apparatus for writing gratings	Timothy E. Hammon, Jonathan Mark Bulman	2003-04-15	$19,261,000
6538783	Optical systems including add drop devices and methods	—	2003-03-25
6426821	Optical upconverter apparatuses, methods and systems	Alistair J. Price	2002-07-30
6377389	Optical signal varying devices	Stephen G. Grubb, Raymond Zanoni	2002-04-23
6356383	Optical transmission systems including optical amplifiers apparatuses and methods	Donald M. Cornwell, Jr., John J. Veselka, Jr., Stephen G. Grubb, Ruxiang Jin, Alistair J. Price +1 more	2002-03-12
6344922	Optical signal varying devices	Stephen G. Grubb, Raymond Zanoni, Deepak Boggavarapu, Ruxiang Jin	2002-02-05

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Thomas D. Stephens — 28 Patents

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