Inventor
NARAYANAN SANKARAN
US28 patents
⚠️ This page may combine multiple inventors who share the name “NARAYANAN SANKARAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MICROSOFT CORP
8 patentsUS7535905B2May 19, 2009
Signing and validating session initiation protocol routing headers
MICROSOFT CORP65 citations95
US7937442B2May 3, 2011
Multipoint control unit (MCU) failure detection and rollover
MICROSOFT CORP23 citations92
US7870418B2Jan 11, 2011
Enhanced presence routing and roster fidelity by proactive crashed endpoint detection
MICROSOFT CORP30 citations92
US7522608B2Apr 21, 2009
Endpoint selection for a call completion response
MICROSOFT CORP22 citations91
US9065903B2Jun 23, 2015
User-based authentication for realtime communications
MICROSOFT CORP4 citations71
US9351203B2May 24, 2016
Voice call continuity in hybrid networks
MICROSOFT CORP3 citations68
US8005895B2Aug 23, 2011
Distributed routing of conferences using conference identifier
MICROSOFT CORP2 citations58
US8931051B2Jan 6, 2015
Scalable and highly available clustering for large scale real-time applications
MICROSOFT CORP1 citations51
ANANTHANARAYANAN KRISHNAN
6 patentsUS8880725B2Nov 4, 2014
Continuous replication for session initiation protocol based communication systems
ANANTHANARAYANAN KRISHNAN17 citations82
US9535805B2Jan 3, 2017
Resilient routing for session initiation protocol based communication systems
ANANTHANARAYANAN KRISHNAN20 citations78
US9141685B2Sep 22, 2015
Front end and backend replicated storage
ANANTHANARAYANAN KRISHNAN2 citations61
US8166184B2Apr 24, 2012
Integrating enterprise identity authorization in conferences
ANANTHANARAYANAN KRISHNAN4 citations61
US8392589B2Mar 5, 2013
Integrating enterprise identity authorization in conferences
ANANTHANARAYANAN KRISHNAN0 citations50
US9621561B2Apr 11, 2017
Enabling trusted conferencing services
ANANTHANARAYANAN KRISHNAN0 citations45
MICROSOFT TECHNOLOGY LICENSING LLC
4 patentsUS9881070B2Jan 30, 2018
Controlling service functions in response to service instigation and service reactivation messages
MICROSOFT TECHNOLOGY LICENSING LLC3 citations69
US9826000B2Nov 21, 2017
Effecting communication events
MICROSOFT TECHNOLOGY LICENSING LLC3 citations69
US10713273B2Jul 14, 2020
Reactivation of service objects using call back address for a communication event
MICROSOFT TECHNOLOGY LICENSING LLC0 citations48
US9871799B2Jan 16, 2018
Enabling trusted conferencing services
MICROSOFT TECHNOLOGY LICENSING LLC0 citations46