Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chris Barnard — 34 Patents

Nortel Networks Limited: 6 patents #453 of 5,294Top 9%
CICiena: 6 patents #187 of 1,406Top 15%
SSSensity Systems: 5 patents #2 of 12Top 20%
TLTreq Labs: 5 patents #1 of 4Top 25%
Verizon: 3 patents #2,094 of 6,238Top 35%
SHSnell Holdings: 2 patents #5 of 24Top 25%
VSVello Systems: 2 patents #2 of 7Top 30%
NCNational Research Council Of Canada: 2 patents #333 of 1,315Top 30%
OPOpenlight Photonics: 1 patents #18 of 31Top 60%
JNJuniper Networks: 1 patents #1,825 of 2,602Top 75%
Sunnyvale, CA: #648 of 14,302 inventorsTop 5%
California: #14,619 of 386,348 inventorsTop 4%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Chris Barnard has been granted 34 US patents while listed as an inventor at Ciena. The first was granted in 1994 and the most recent in July 2023. Chris Barnard ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Chris Barnard in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11698308 Optical temperature measurements in photonic circuits John Parker 2023-07-11
11477872 Application framework for interactive wireless sensor networks Kent W. Ryhorchuk 2022-10-18 $56,268,000
11243550 Optical-electrical device using hybrid automated testing equipment Steven William Keck, Crispin Cruz Mapagay, George R. Sosnowski, Mark Stenholm 2022-02-08 $3,907,000
10972209 Subchannel photonic routing, switching and protection with simplified upgrades of WDM optical networks Piotr Myslinski 2021-04-06
10630418 Optical subchannel routing, protection switching and security 2020-04-21
10584997 Method and apparatus for measuring illumination characteristics of a luminaire 2020-03-10 $265,909,000
10445759 System and method for a loyalty network Dave Simons, Peter Lockhard, Peter Doulas, Daniel J. Shapiro, Geoff Kent 2019-10-15 $1,533,000
10422650 Application framework for interactive wireless sensor networks Kent W. Ryhorchuk 2019-09-24 $333,085,000
9933297 System and method for planning and monitoring a light sensory network 2018-04-03
9927249 Interactive applications using data from light sensory networks Kent W. Ryhorchuk 2018-03-27
9746333 Interactive applications using data from light sensory networks Kent W. Ryhorchuk 2017-08-29
9746370 Method and apparatus for measuring illumination characteristics of a luminaire 2017-08-29
9641278 Subchannel photonic routing, switching and protection with simplified upgrades of WDM optical networks Piotr Mylinski 2017-05-02
9485050 Subchannel photonic routing, switching and protection with simplified upgrades of WDM optical networks Piotr Mylinski 2016-11-01
9441979 Interactive applications using data from light sensory networks Kent W. Ryhorchuk 2016-09-13
9419743 Optical subchannel routing, protection switching and security 2016-08-16
9054832 Management, monitoring and performance optimization of optical networks Piotr Myslinski, Colin John Wright 2015-06-09
9042729 Minimizing bandwidth narrowing penalities in a wavelength selective switch optical network Piotr Myslinski 2015-05-26
8744262 Optical subchannel routing, protection switching and security 2014-06-03
8542999 Minimizing bandwidth narrowing penalties in a wavelength selective switch optical network Piotr Myslinski 2013-09-24
8204374 Reconfigurable multichannel (WDM) optical ring network with optical shared protection 2012-06-19 $6,613,000
7269347 Optical receiver decision threshold tuning apparatus and method Rocco Matricardi, Anthony M. Dunbar, Saurin Shah 2007-09-11 $30,373,000
7184666 Reconfigurable optical add-drop multiplexer Melissa Li, Denis Zaccarin 2007-02-27 $7,494,000
7058299 Method and system for optimizing a laser system Saurin Shah, Carl Paquet, Denis Zaccarin, Mike Sieben 2006-06-06 $7,807,000
6742154 Forward error correction codes for digital optical network optimization 2004-05-25 $11,599,000