Cecil D. Smith — 14 Patents at Ciena

Cecil D. Smith has been granted 14 US patents while listed as an inventor at Ciena. The first was granted in 1984 and the most recent in November 2015. Cecil D. Smith ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Cecil D. Smith in Broomfield, CO, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9191117	High-speed optical transponder systems	Stephen B. Alexander, Michael Y. Frankel, Steve W. Chaddick, Roy C. Litz	2015-11-17	$10,013,000
8306424	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	2012-11-06	$1,934,000
7903981	Software-based electro-optic modulator bias control systems and methods	Steve S. Cho	2011-03-08	$21,423,000
7809270	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	2010-10-05	$2,948,000
7369780	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	2008-05-06	$10,949,000
6647079	Surface acoustic wave-based clock and data recovery circuit	William J. Ulrich, Mark C. Lucas, Bradley M. Kanack	2003-11-11	$48,022,000
6618176	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	2003-09-09	$30,540,000
6344915	System and method for shutting off an optical energy source in a communication system having optical amplifiers	Stephen B. Alexander, Roy C. Litz, Robert Corwin, John Lynn Shanton, III, Donald T. Newman	2002-02-05	$81,833,000
6233077	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	2001-05-15	$244,822,000
5784184	WDM Optical communication systems with remodulators and remodulating channel selectors	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	1998-07-21	$126,710,000
5726784	WDM optical communication system with remodulators and diverse optical transmitters	Stephen B. Alexander, Steve W. Chaddick, David R. Huber	1998-03-10	$73,968,000
5715076	Remodulating channel selectors for WDM optical communication systems	Stephen B. Alexander, Steve W. Chaddick, Roy C. Litz	1998-02-03	$89,036,000
5504609	WDM optical communication system with remodulators	Stephen B. Alexander, Steve W. Chaddick, David R. Huber	1996-04-02
4475676	Easy carry-easy access golf marker and tee caddy	—	1984-10-09

Cecil D. Smith — 14 Patents

Issued Patents All Time

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