P

Inventor

VAN RENSBURG CHRISTOPHER

US58 patents

Patents

50 patents
US9241073B1Jan 19, 2016

Systems and methods for managing an event scheduling request in a telephony system

RINGCENTRAL INC153 citations98
US10819532B1Oct 27, 2020

System and method for determining a source and topic of content for posting in a chat group

RINGCENTRAL INC26 citations94
US9813495B1Nov 7, 2017

Systems and methods for chat message notification

RINGCENTRAL INC36 citations94
US9306899B1Apr 5, 2016

System and method for determining presence based on an attribute of an electronic message

RINGCENTRAL INC24 citations94
US9710142B1Jul 18, 2017

System and method for dynamic user interface gamification in conference calls

RINGCENTRAL INC23 citations93
US10805101B1Oct 13, 2020

Collaborative communications environment and automatic account creation thereof

RINGCENTRAL INC24 citations92
US10972295B1Apr 6, 2021

System and method for detecting the end of an electronic conference session

RINGCENTRAL INC13 citations86
US10785450B1Sep 22, 2020

System and method for intelligent conference session recording

RINGCENTRAL INC15 citations86
US10217029B1Feb 26, 2019

Systems and methods for automatically generating headshots from a plurality of still images

RINGCENTRAL INC6 citations84
US10021190B1Jul 10, 2018

Communication management method and system for inserting a bookmark in a chat session

RINGCENTRAL INC6 citations84
US9420013B1Aug 16, 2016

Method, device and system for providing historical communication content

RINGCENTRAL INC12 citations84
US9401993B1Jul 26, 2016

Automatic language selection for interactive voice response system

RINGCENTRAL INC8 citations84
US9264861B1Feb 16, 2016

Generating spatial models using crowdsourcing

RINGCENTRAL INC16 citations84
US8937941B1Jan 20, 2015

Techniques for VoIP provider interconnection over the internet using a shared subscriber contact identifier translation service

RINGCENTRAL INC7 citations84
US8830878B1Sep 9, 2014

Handling connections to reassigned numbers

RINGCENTRAL INC10 citations84
US10587750B2Mar 10, 2020

Enhanced caller-ID information selection and delivery

RINGCENTRAL INC4 citations83
US11595515B2Feb 28, 2023

System and method of caller verification

RINGCENTRAL INC9 citations82
US9628621B2Apr 18, 2017

System and method for providing access to a visual phone menu

RINGCENTRAL INC5 citations81
US8995627B1Mar 31, 2015

System and method for providing access to a visual phone menu

RINGCENTRAL INC6 citations81
US11196579B2Dec 7, 2021

System and method for determining a source and topic of content for posting in a chat group

RINGCENTRAL INC1 citations73
US10749833B2Aug 18, 2020

Messaging system having send-recommendation functionality

RINGCENTRAL INC2 citations73
US10726305B2Jul 28, 2020

Systems and methods for automatically generating headshots from a plurality of still images

RINGCENTRAL INC2 citations73
US9788168B2Oct 10, 2017

Generating spatial models using crowdsourcing

RINGCENTRAL INC4 citations73
US10164924B2Dec 25, 2018

Systems, devices and methods for initiating communications based on selected content

RINGCENTRAL INC2 citations70
US11924154B2Mar 5, 2024

System and method for deep message editing in a chat communication environment

RINGCENTRAL INC2 citations68
US11881960B2Jan 23, 2024

System and method for determining a source and topic of content for posting in a chat group

RINGCENTRAL INC0 citations63
US10757056B2Aug 25, 2020

System and method for determining presence based on an attribute of an electronic message

RINGCENTRAL INC1 citations63
US10419719B2Sep 17, 2019

Method and system for enhanced conference management

RINGCENTRAL INC1 citations63
US9191359B2Nov 17, 2015

Techniques for VoIP provider interconnection over the internet using a shared subscriber contact identifier translation service

RINGCENTRAL INC2 citations63
US12468959B2Nov 11, 2025

System and method for message reaction analysis

RINGCENTRAL INC0 citations62
US12212890B2Jan 28, 2025

Methods and systems for pre-recorded participation in a conference

RINGCENTRAL INC0 citations62
US12210582B2Jan 28, 2025

Systems and methods for generating a resource preview in a communication session

RINGCENTRAL INC0 citations62
US11900270B2Feb 13, 2024

System and method for message reaction analysis

RINGCENTRAL INC0 citations62
US11418643B2Aug 16, 2022

Enhanced Caller-ID information selection and delivery

RINGCENTRAL INC0 citations62
US11102307B2Aug 24, 2021

Communication management method and system for visit auto-bookmarking

RINGCENTRAL INC0 citations62
US10917373B2Feb 9, 2021

Method and system for managing electronic message threads

RINGCENTRAL INC0 citations62
US12192412B2Jan 7, 2025

Systems and methods for establishing a call connection

RINGCENTRAL INC0 citations61
US11770479B2Sep 26, 2023

Systems and methods for establishing a call connection

RINGCENTRAL INC0 citations61
US11330110B2May 10, 2022

Systems and methods for establishing a call connection

RINGCENTRAL INC0 citations61
US12170742B2Dec 17, 2024

System and method of caller verification

RINGCENTRAL INC0 citations59
US10972547B2Apr 6, 2021

Systems and devices and methods for initiating communications based on selected content

RINGCENTRAL INC0 citations59
US12542754B2Feb 3, 2026

System and method for deep message editing in a chat communication environment

RINGCENTRAL INC0 citations58
US12418541B2Sep 16, 2025

Collaborative communications environment and privacy setting associated therewith

RINGCENTRAL INC0 citations57
US11968213B2Apr 23, 2024

Collaborative communications environment and privacy setting associated therewith

RINGCENTRAL INC0 citations57
US10965685B2Mar 30, 2021

Collaborative communications environment and privacy setting associated therewith

RINGCENTRAL INC0 citations57
US12368689B2Jul 22, 2025

Systems and methods for providing aggregate group presence state identifier

RINGCENTRAL INC0 citations52
US11138254B2Oct 5, 2021

Automating content recommendation based on anticipated audience

RINGCENTRAL INC0 citations52
US10979379B2Apr 13, 2021

Destination addressing communications environment

RINGCENTRAL INC0 citations52
US10740680B2Aug 11, 2020

System and method for message reaction analysis

RINGCENTRAL INC0 citations52
US10491683B2Nov 26, 2019

Communication management method and system for inserting a bookmark in a chat session

RINGCENTRAL INC0 citations52

Showing the top 50 of 58 patents by PatentIndex Score.