LexDanaLexDanabeta
Inventor

Chandrashekhar Appanna

Inventor
Cupertino, CA, US

Overview

36→
Patents
2004–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 36 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication84%
G06FElectric digital data processing7%
H04JMultiplex communication5%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
11,082,259System and method for centralized policy enforcement for network segmentation202110,587,468System and method of a graceful reboot of a network controller202010,200,278Network management system control service for VXLAN on an MLAG domain20199,577,842'Shared L2 bridging domains for L3 virtual networks'20179,225,640'Intra-domain and inter-domain bridging over MPLS using MAC distribution via border gateway protocol'20159,166,904'Method and apparatus for transferring BGP state information during asynchronous startup'20159,106,525'High availability transport protocol method and apparatus'20158,953,629'Blade router with NAT support'20158,625,592'Blade switch with scalable interfaces'20148,537,660'High availability transport protocol method and apparatus'20138,531,941'Intra-domain and inter-domain bridging over MPLS using MAC distribution via border gateway protocol'20138,254,396'Fast border gateway protocol synchronization'20128,174,964'Detecting unavailable network connections'20128,155,129'Suspending operation of border gateway protocol'20128,140,851'Approaches for automatically switching message authentication keys'20127,957,268'Cooperative TCP / BGP window management for stateful switchover'20117,940,649'Techniques for graceful restart in a multi-process operating system'20117,903,546'Detecting unavailable network connections'20117,801,135'Transport protocol connection synchronization'20107,751,311'High availability transport protocol method and apparatus'20107,706,381'Approaches for switching transport protocol connection keys'20107,656,819'Method and apparatus for improving convergence in networks'20107,647,426'Method and apparatus for achieving Border Gateway Protocol convergence using alternate route information'20107,623,464'Rapid protocol failure detection'20097,613,118'Detecting change in a transport protocol window size without data transmission'20097,609,617'BGP hitless upgrade approaches'20097,599,312'Withdrawing multiple advertised routes based on a query defined in a withdraw message which may be of particular use in border gateway protocol'20097,565,694'Method and apparatus for preventing network reset attacks'20097,545,810'Approaches for switching transport protocol connection keys'20097,515,525'Cooperative TCP / BGP window management for stateful switchover'20097,508,772'Partial graceful restart for border gateway protocol (BGP)'20097,506,194'Routing system and method for transparently rocovering routing states after a failover or during a software upgrade'20097,212,535'Scheduling items using mini-quantum values'20077,149,187'Random early detection policer using randomization of packet drops'20067,065,091'Method and apparatus for scheduling and interleaving items using quantum and deficit values including but not limited to systems using multiple active sets of items or mini-quantum values'20066,678,244'Congestion management system and method'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2007Based in Santa Clara, CA, US· patent location history
2006–2017Patents assigned to CISCO TECH INC (32)· patent assignee history
2009–2017Based in Cupertino, CA, US· patent location history
2012–2017Patents assigned to APPANNA CHANDRASHEKHAR (10)· patent assignee history
2014–2015Patents assigned to DEVIREDDY DILEEP KUMAR (2)· patent assignee history
2014–2015Patents assigned to KATHAIL PRADEEP K (2)· patent assignee history
2019–2021Patents assigned to ARISTA NETWORKS INC (3)· patent assignee history
2019–2020Based in Saratoga, CA, US· patent location history
2021Based in Austin, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CISCO TECH INC322006–2017
APPANNA CHANDRASHEKHARself102012–2017
ARISTA NETWORKS INC32019–2021
DEVIREDDY DILEEP KUMAR22014–2015
KATHAIL PRADEEP K22014–2015
Locations
LocationPatentsSpan
Cupertino, California, US292009–2017
Santa Clara, California, US42004–2007
Saratoga, California, US22019–2020
Austin, Texas, US12021