Inventor
CHEN DAVID Z
US39 patents
⚠️ This page may combine multiple inventors who share the name “CHEN DAVID Z”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VERIZON PATENT & LICENSING INC
25 patentsUS7676135B2Mar 9, 2010
Fiber patch panel
VERIZON PATENT & LICENSING INC59 citations98
US9240836B1Jan 19, 2016
OTDR fault tracing in optical networks
VERIZON PATENT & LICENSING INC43 citations94
US9213134B2Dec 15, 2015
Alignment for splicing multi-core optical fibers
VERIZON PATENT & LICENSING INC9 citations84
US9435712B2Sep 6, 2016
OTDR signal injection for multi-band optical power balancing
VERIZON PATENT & LICENSING INC8 citations82
US7885543B2Feb 8, 2011
High performance gigabit passive optical network
VERIZON PATENT & LICENSING INC9 citations78
US7962038B2Jun 14, 2011
High performance gigabit passive optical network
VERIZON PATENT & LICENSING INC6 citations74
US9759882B2Sep 12, 2017
Large matrix VCSEL termination without channel laser crosstalk
VERIZON PATENT & LICENSING INC2 citations73
US9331810B2May 3, 2016
Method and system for providing dedicated service on a passive optical network
VERIZON PATENT & LICENSING INC4 citations73
US9146360B2Sep 29, 2015
V-groove ferrule mating sleeve
VERIZON PATENT & LICENSING INC5 citations73
US9877091B2Jan 23, 2018
Optical network with small-form-factor optical fiber cross-connect module
VERIZON PATENT & LICENSING INC5 citations71
US9547130B1Jan 17, 2017
Dynamic variable optical attenuator with dual directional tapping
VERIZON PATENT & LICENSING INC3 citations71
US9387601B2Jul 12, 2016
Adjustable width, thin blade, micro-trenching cutting machine
VERIZON PATENT & LICENSING INC2 citations63
US9470865B1Oct 18, 2016
Pre-terminated fiber cable
VERIZON PATENT & LICENSING INC2 citations55
US9459408B2Oct 4, 2016
Cable splicing fixture
VERIZON PATENT & LICENSING INC1 citations52
US9453974B2Sep 27, 2016
Eccentric cut sleeve for optical fiber adapter
VERIZON PATENT & LICENSING INC0 citations52
US9419425B2Aug 16, 2016
Retractable termination pedestal
VERIZON PATENT & LICENSING INC0 citations52
US9389383B2Jul 12, 2016
Hybrid optical fiber cable
VERIZON PATENT & LICENSING INC0 citations52
US9322757B2Apr 26, 2016
Mechanical bend, twist, push and pull blown optical cable testing apparatus
VERIZON PATENT & LICENSING INC0 citations52
US9323064B2Apr 26, 2016
Dynamic communication splitter
VERIZON PATENT & LICENSING INC0 citations52
US8989578B2Mar 24, 2015
System and method for obtaining optical signal information
VERIZON PATENT & LICENSING INC0 citations52
US8380087B2Feb 19, 2013
High performance gigabit passive optical network
VERIZON PATENT & LICENSING INC1 citations52
US7927024B2Apr 19, 2011
Fiber patch panel
VERIZON PATENT & LICENSING INC0 citations52
US7657138B1Feb 2, 2010
Method and apparatus for providing free-space optical cross-connections
VERIZON PATENT & LICENSING INC1 citations50
US9465182B2Oct 11, 2016
Fiber optic cable assembly with micro-duct protection
VERIZON PATENT & LICENSING INC0 citations47
US9625670B2Apr 18, 2017
Air jetted micro-cable with super low resistance and dramatically improved for air blockage
VERIZON PATENT & LICENSING INC1 citations43
VERIZON BUSINESS GLOBAL LLC
4 patentsUS7889868B2Feb 15, 2011
Quantum key distribution system
VERIZON BUSINESS GLOBAL LLC19 citations92
US7248758B2Jul 24, 2007
Hitless tunable filter
VERIZON BUSINESS GLOBAL LLC6 citations74
US7315674B2Jan 1, 2008
Optical filter
VERIZON BUSINESS GLOBAL LLC1 citations63
US7313298B2Dec 25, 2007
Tunable filter
VERIZON BUSINESS GLOBAL LLC2 citations63