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Abhay Roy
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Cupertino, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Delta database synchronization
Patent number
10,671,590
Issue date
Jun 2, 2020
Cisco Technology, Inc.
Alfred C. Lindem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method to hide transit only multi-access networks in...
Patent number
10,225,174
Issue date
Mar 5, 2019
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Techniques for flooding optimization for link state protocols in a...
Patent number
9,608,900
Issue date
Mar 28, 2017
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method to hide transit only multi-access networks in...
Patent number
9,356,856
Issue date
May 31, 2016
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Host route convergence based on sequence values
Patent number
9,270,588
Issue date
Feb 23, 2016
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimizations in multi-destination tree calculations for layer 2 li...
Patent number
8,923,113
Issue date
Dec 30, 2014
Cisco Technology, Inc.
Varun Shah
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for maintaining connectivity in a single-hop netw...
Patent number
8,842,517
Issue date
Sep 23, 2014
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for intelligently maintaining connectivity in a n...
Patent number
8,792,384
Issue date
Jul 29, 2014
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Differentiated services for unicast and multicast frames in layer 2...
Patent number
8,755,277
Issue date
Jun 17, 2014
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Host route convergence
Patent number
8,755,319
Issue date
Jun 17, 2014
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Host route convergence based on sequence values
Patent number
8,711,729
Issue date
Apr 29, 2014
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method to hide transit only multi-access networks in...
Patent number
8,537,817
Issue date
Sep 17, 2013
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for sequencing operations for an incoming inte...
Patent number
8,514,876
Issue date
Aug 20, 2013
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sending routing protocol data on a multi-access network segment
Patent number
8,442,046
Issue date
May 14, 2013
Cisco Technology, Inc.
Abhay Roy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Link state protocol routing message containment
Patent number
8,423,668
Issue date
Apr 16, 2013
Cisco Technology, Inc.
Navindra Yadav
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Differentiated services for unicast and multicast frames in layer 2...
Patent number
8,259,569
Issue date
Sep 4, 2012
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OSPF optimization for hub and spoke environment
Patent number
8,239,569
Issue date
Aug 7, 2012
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Address security in a routed access network
Patent number
8,200,798
Issue date
Jun 12, 2012
Cisco Technology, Inc.
Navindra Yadav
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Suspending operation of border gateway protocol
Patent number
8,155,129
Issue date
Apr 10, 2012
Cisco Technology, Inc.
Chandrashekhar Appanna
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus to elect ABRs dynamically and intelligently
Patent number
8,130,638
Issue date
Mar 6, 2012
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Backup path convergence in the APS environment
Patent number
8,040,795
Issue date
Oct 18, 2011
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network element discovery using a network routing protocol
Patent number
7,991,864
Issue date
Aug 2, 2011
Cisco Technology, Inc.
Alpesh Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reducing and load balancing link-state requests in OSPF
Patent number
7,957,377
Issue date
Jun 7, 2011
Cisco Technology, Inc.
Abhay Roy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Support of unidirectional link in IS-IS without IP encapsulation an...
Patent number
7,957,380
Issue date
Jun 7, 2011
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method to hide transit only multi-access networks in...
Patent number
7,929,524
Issue date
Apr 19, 2011
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Maintaining protocol adjacency state with forwarding failure
Patent number
7,921,219
Issue date
Apr 5, 2011
Cisco Technology, Inc.
Lester Ginsberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Unsynchronized adjacencies in OSPF
Patent number
7,903,583
Issue date
Mar 8, 2011
Cisco Technology, Inc.
Abhay Roy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for passing routing information among mobile r...
Patent number
7,899,005
Issue date
Mar 1, 2011
Cisco Technology, Inc.
Alvaro Retana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Techniques for detecting loop-free paths that cross routing informa...
Patent number
7,889,655
Issue date
Feb 15, 2011
Cisco Technology, Inc.
Alvaro Retana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dynamic use of backup path computation elements across domains of a...
Patent number
7,886,079
Issue date
Feb 8, 2011
Cisco Technology, Inc.
Jean-Philippe Vasseur
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
DELTA DATABASE SYNCHRONIZATION
Publication number
20170344594
Publication date
Nov 30, 2017
Cisco Technology, Inc.
Alfred C. Lindem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
APPARATUS AND METHOD TO HIDE TRANSIT ONLY MULTI-ACCESS NETWORKS IN...
Publication number
20160261485
Publication date
Sep 8, 2016
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Efficient Flooding of Link State Packets for Layer 2 Link State Pro...
Publication number
20140269410
Publication date
Sep 18, 2014
Cisco Technology, Inc.
Varun Shah
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOST ROUTE CONVERGENCE BASED ON SEQUENCE VALUES
Publication number
20140229598
Publication date
Aug 14, 2014
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and Method for Maintaining Connectivity in a Single-Hop Netw...
Publication number
20140086043
Publication date
Mar 27, 2014
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Techniques for Flooding Optimization for Link State Protocols in a...
Publication number
20140043956
Publication date
Feb 13, 2014
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optimizations in Multi-Destination Tree Calculations for Layer 2 Li...
Publication number
20140003228
Publication date
Jan 2, 2014
Cisco Technology, Inc.
Varun Shah
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD TO HIDE TRANSIT ONLY MULTI-ACCESS NETWORKS IN...
Publication number
20140003289
Publication date
Jan 2, 2014
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIFFERENTIATED SERVICES FOR UNICAST AND MULTICAST FRAMES IN LAYER 2...
Publication number
20120275347
Publication date
Nov 1, 2012
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR INTELLIGENTLY MAINTAINING CONNECTIVITY IN A N...
Publication number
20120213117
Publication date
Aug 23, 2012
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD TO HIDE TRANSIT ONLY MULTI-ACCESS NETWORKS IN...
Publication number
20110222550
Publication date
Sep 15, 2011
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR SEQUENCING OPERATIONS FOR AN INCOMING INTE...
Publication number
20110038257
Publication date
Feb 17, 2011
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DYNAMIC PATH COMPUTATION ELEMENT LOAD BALANCING WITH BACKUP PATH CO...
Publication number
20100146149
Publication date
Jun 10, 2010
Cisco Technology, Inc.
Jean-Philippe Vasseur
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Differentiated services for unicast and multicast frames in layer 2...
Publication number
20100061269
Publication date
Mar 11, 2010
Cisco Technology, Inc.
Ayan Banerjee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Maintaining protocol adjacency state with forwarding failure
Publication number
20100049868
Publication date
Feb 25, 2010
Cisco Technology, Inc.
Lester Ginsberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DYNAMIC PATH COMPUTATION ELEMENT LOAD BALANCING WITH BACKUP PATH CO...
Publication number
20090182894
Publication date
Jul 16, 2009
Jean-Philippe Vasseur
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOST ROUTE CONVERGENCE BASED ON SEQUENCE VALUES
Publication number
20090180383
Publication date
Jul 16, 2009
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADDRESS SECURITY IN A ROUTED ACCESS NETWORK
Publication number
20090172156
Publication date
Jul 2, 2009
Cisco Technology, Inc.
Navindra Yadav
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOST ROUTE CONVERGENCE
Publication number
20090168682
Publication date
Jul 2, 2009
Cisco Technology, Inc.
Suresh Katukam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LINK STATE PROTOCOL ROUTING MESSAGE CONTAINMENT
Publication number
20090172190
Publication date
Jul 2, 2009
Cisco Technology, Inc.
Navindra Yadav
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNALING COMPRESSION INFORMATION USING ROUTING PROTOCOLS
Publication number
20090052452
Publication date
Feb 26, 2009
Keyur Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Border Router with Selective Filtering of Link State Advertisements
Publication number
20090041037
Publication date
Feb 12, 2009
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sending Routing Protocol Data on a Multi-Access Network Segment
Publication number
20080240118
Publication date
Oct 2, 2008
Abhay Roy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Suspending operation of Border Gateway Protocol
Publication number
20080089231
Publication date
Apr 17, 2008
Chandrashekhar Appanna
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD TO HIDE TRANSIT ONLY MULTI-ACCESS NETWORKS IN...
Publication number
20080080494
Publication date
Apr 3, 2008
Cisco Technology, Inc.
Yi Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TREE BASED WIRELESS MESH FOR AN OSPF NETWORK WITH INTRA-TREE COMMUN...
Publication number
20080080401
Publication date
Apr 3, 2008
Cisco Technology, Inc.
Vincent Ribiere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Passing Routing Information Among Mobile R...
Publication number
20080062947
Publication date
Mar 13, 2008
Alvaro Retana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR IMPROVING IGP CONVERGENCE IN AN APS ENVIRONMENT BY USING...
Publication number
20080037419
Publication date
Feb 14, 2008
Cisco Technology, Inc.
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Backup path convergence in the APS environment
Publication number
20070263532
Publication date
Nov 15, 2007
Sina Mirtorabi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network element discovery using a network routing protocol
Publication number
20070258387
Publication date
Nov 8, 2007
Alpesh Patel
H04 - ELECTRIC COMMUNICATION TECHNIQUE