Christopher van Rensburg

Person

Foster City, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for providing aggregate group presence state id...
- Patent number 12,368,689
- Issue date Jul 22, 2025
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for pre-recorded participation in a conference
- Patent number 12,212,890
- Issue date Jan 28, 2025
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for adjusting shared content
- Patent number 12,212,613
- Issue date Jan 28, 2025
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for generating a resource preview in a communic...
- Patent number 12,210,582
- Issue date Jan 28, 2025
- RINGCENTRAL, INC.
- Christopher Van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for establishing a call connection
- Patent number 12,192,412
- Issue date Jan 7, 2025
- RINGCENTRAL, INC.
- QingHua Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method of caller verification
- Patent number 12,170,742
- Issue date Dec 17, 2024
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Collaborative communications environment and privacy setting associ...
- Patent number 11,968,213
- Issue date Apr 23, 2024
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for deep message editing in a chat communication...
- Patent number 11,924,154
- Issue date Mar 5, 2024
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for message reaction analysis
- Patent number 11,900,270
- Issue date Feb 13, 2024
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for determining a source and topic of content for...
- Patent number 11,881,960
- Issue date Jan 23, 2024
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for establishing a call connection
- Patent number 11,770,479
- Issue date Sep 26, 2023
- RINGCENTRAL, INC.
- QingHua Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for converting emails to chat conversations
- Patent number 11,743,225
- Issue date Aug 29, 2023
- RINGCENTRAL, INC.
- Vladimir Shmunis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method of caller verification
- Patent number 11,595,515
- Issue date Feb 28, 2023
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for managing meeting notes
- Patent number 11,546,182
- Issue date Jan 3, 2023
- RINGCENTRAL, INC.
- Alexey Krikunov
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Enhanced Caller-ID information selection and delivery
- Patent number 11,418,643
- Issue date Aug 16, 2022
- RINGCENTRAL, INC.
- Christopher Van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for establishing a call connection
- Patent number 11,330,110
- Issue date May 10, 2022
- RINGCENTRAL, INC.
- QingHua Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for determining a source and topic of content for...
- Patent number 11,196,579
- Issue date Dec 7, 2021
- RingCentral, Irse.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automating content recommendation based on anticipated audience
- Patent number 11,138,254
- Issue date Oct 5, 2021
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communication management method and system for visit auto-bookmarking
- Patent number 11,102,307
- Issue date Aug 24, 2021
- RINGCENTRAL, INC.
- Christopher Van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Destination addressing communications environment
- Patent number 10,979,379
- Issue date Apr 13, 2021
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and devices and methods for initiating communications based...
- Patent number 10,972,547
- Issue date Apr 6, 2021
- RINGCENTRAL, INC.
- Martin Arastafar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for detecting the end of an electronic conference...
- Patent number 10,972,295
- Issue date Apr 6, 2021
- RINGCENTRAL, INC.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Collaborative communications environment and privacy setting associ...
- Patent number 10,965,685
- Issue date Mar 30, 2021
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for managing electronic message threads
- Patent number 10,917,373
- Issue date Feb 9, 2021
- RINGCENTRAL, INC.
- Ilya Vladimirovich Mikhailov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data breach detection system
- Patent number 10,860,713
- Issue date Dec 8, 2020
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for determining a source and topic of content for...
- Patent number 10,819,532
- Issue date Oct 27, 2020
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Collaborative communications environment and automatic account crea...
- Patent number 10,805,101
- Issue date Oct 13, 2020
- RINGCENTRAL, INC.
- John Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for intelligent conference session recording
- Patent number 10,785,450
- Issue date Sep 22, 2020
- RINGCENTRAL, INC.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for determining presence based on an attribute of...
- Patent number 10,757,056
- Issue date Aug 25, 2020
- RINGCENTRAL, INC.
- Vlad Vendrow
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Messaging system having send-recommendation functionality
- Patent number 10,749,833
- Issue date Aug 18, 2020
- RINGCENTRAL, INC.
- Vlad Vendrow
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR GENERATING A RESOURCE PREVIEW IN A COMMUNIC...
- Publication number 20250165551
- Publication date May 22, 2025
- Christopher VAN RENSBURG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION
- Publication number 20250133166
- Publication date Apr 24, 2025
- RingCentral, Inc.
- QingHua CAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR ADJUSTING SHARED CONTENT
- Publication number 20250126161
- Publication date Apr 17, 2025
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR PRE-RECORDED PARTICIPATION IN A CONFERENCE
- Publication number 20250119508
- Publication date Apr 10, 2025
- RingCentral, Inc.
- Christopher van Rensburg
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEM AND METHOD OF CALLER VERIFICATION
- Publication number 20250080647
- Publication date Mar 6, 2025
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...
- Publication number 20240267385
- Publication date Aug 8, 2024
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR MESSAGE REACTION ANALYSIS
- Publication number 20240242097
- Publication date Jul 18, 2024
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DEEP MESSAGE EDITING IN A CHAT COMMUNICATION...
- Publication number 20240163239
- Publication date May 16, 2024
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR ADJUSTING SHARED CONTENT
- Publication number 20240031416
- Publication date Jan 25, 2024
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR PRE-RECORDED PARTICIPATION IN A CONFERENCE
- Publication number 20240021217
- Publication date Jan 18, 2024
- RingCentral, Inc.
- Christopher van Rensburg
- G11 - INFORMATION STORAGE
Information Patent Application
SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION
- Publication number 20230396712
- Publication date Dec 7, 2023
- RingCentral, Inc.
- QingHua CAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR CONVERTING EMAILS TO CHAT CONVERSATIONS
- Publication number 20230370415
- Publication date Nov 16, 2023
- RingCentral, Inc.
- Vladimir Shmunis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR GENERATING A RESOURCE PREVIEW IN A COMMUNIC...
- Publication number 20230359690
- Publication date Nov 9, 2023
- Christopher VAN RENSBURG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DEEP MESSAGE EDITING IN A CHAT COMMUNICATION...
- Publication number 20230216820
- Publication date Jul 6, 2023
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD OF CALLER VERIFICATION
- Publication number 20230156120
- Publication date May 18, 2023
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING AGGREGATE GROUP PRESENCE STATE ID...
- Publication number 20230101151
- Publication date Mar 30, 2023
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR FACILITATING ONLINE CHAT EDITS
- Publication number 20220210109
- Publication date Jun 30, 2022
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR GAUGING ENGAGEMENT LEVEL OF ONLINE GROUP MEMB...
- Publication number 20220188773
- Publication date Jun 16, 2022
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION
- Publication number 20220159126
- Publication date May 19, 2022
- RingCentral, Inc.
- QingHua CAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DETERMINING A SOURCE AND TOPIC OF CONTENT FOR...
- Publication number 20220038298
- Publication date Feb 3, 2022
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION
- Publication number 20210392233
- Publication date Dec 16, 2021
- RingCentral, Inc.
- QingHua CAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR MANAGING MEETING NOTES
- Publication number 20210306173
- Publication date Sep 30, 2021
- RingCentral, Inc.
- Alexey Krikunov
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR DETERMINING A SOURCE AND TOPIC OF CONTENT FOR...
- Publication number 20210306174
- Publication date Sep 30, 2021
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...
- Publication number 20210203664
- Publication date Jul 1, 2021
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD OF CALLER VERIFICATION
- Publication number 20210099573
- Publication date Apr 1, 2021
- RingCentral, Inc.
- Christopher van Rensburg
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR MESSAGE REACTION ANALYSIS
- Publication number 20200334550
- Publication date Oct 22, 2020
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...
- Publication number 20200322346
- Publication date Oct 8, 2020
- RingCentral, Inc.
- Christopher VAN RENSBURG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA BREACH DETECTION SYSTEM
- Publication number 20200265136
- Publication date Aug 20, 2020
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AUTOMATING CONTENT RECOMMENDATION BASED ON ANTICIPATED AUDIENCE
- Publication number 20200210469
- Publication date Jul 2, 2020
- RingCentral, Inc.
- Christopher van Rensburg
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENHANCED CALLER-ID INFORMATION SELECTION AND DELIVERY
- Publication number 20200186643
- Publication date Jun 11, 2020
- RingCentral, Inc.
- Christopher VAN RENSBURG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Christopher van Rensburg

Person

Patents Grantslast 30 patents

Systems and methods for providing aggregate group presence state id...

Methods and systems for pre-recorded participation in a conference

Method and system for adjusting shared content

Systems and methods for generating a resource preview in a communic...

Systems and methods for establishing a call connection

System and method of caller verification

Collaborative communications environment and privacy setting associ...

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

System and method for message reaction analysis

System and method for determining a source and topic of content for...

Systems and methods for establishing a call connection

Systems and methods for converting emails to chat conversations

System and method of caller verification

Methods and systems for managing meeting notes

Enhanced Caller-ID information selection and delivery

Systems and methods for establishing a call connection

System and method for determining a source and topic of content for...

Automating content recommendation based on anticipated audience

Communication management method and system for visit auto-bookmarking

Destination addressing communications environment

Systems and devices and methods for initiating communications based...

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

Collaborative communications environment and privacy setting associ...

Method and system for managing electronic message threads

Data breach detection system

System and method for determining a source and topic of content for...

Collaborative communications environment and automatic account crea...

System and method for intelligent conference session recording

System and method for determining presence based on an attribute of...

Messaging system having send-recommendation functionality

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR GENERATING A RESOURCE PREVIEW IN A COMMUNIC...

SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION

METHOD AND SYSTEM FOR ADJUSTING SHARED CONTENT

METHODS AND SYSTEMS FOR PRE-RECORDED PARTICIPATION IN A CONFERENCE

SYSTEM AND METHOD OF CALLER VERIFICATION

COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...

SYSTEM AND METHOD FOR MESSAGE REACTION ANALYSIS

SYSTEM AND METHOD FOR DEEP MESSAGE EDITING IN A CHAT COMMUNICATION...

METHOD AND SYSTEM FOR ADJUSTING SHARED CONTENT

METHODS AND SYSTEMS FOR PRE-RECORDED PARTICIPATION IN A CONFERENCE

SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION

SYSTEMS AND METHODS FOR CONVERTING EMAILS TO CHAT CONVERSATIONS

SYSTEMS AND METHODS FOR GENERATING A RESOURCE PREVIEW IN A COMMUNIC...

SYSTEM AND METHOD FOR DEEP MESSAGE EDITING IN A CHAT COMMUNICATION...

SYSTEM AND METHOD OF CALLER VERIFICATION

SYSTEMS AND METHODS FOR PROVIDING AGGREGATE GROUP PRESENCE STATE ID...

SYSTEM AND METHOD FOR FACILITATING ONLINE CHAT EDITS

SYSTEM AND METHOD FOR GAUGING ENGAGEMENT LEVEL OF ONLINE GROUP MEMB...

SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION

SYSTEM AND METHOD FOR DETERMINING A SOURCE AND TOPIC OF CONTENT FOR...

SYSTEMS AND METHODS FOR ESTABLISHING A CALL CONNECTION

METHODS AND SYSTEMS FOR MANAGING MEETING NOTES

SYSTEM AND METHOD FOR DETERMINING A SOURCE AND TOPIC OF CONTENT FOR...

COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...

SYSTEM AND METHOD OF CALLER VERIFICATION

SYSTEM AND METHOD FOR MESSAGE REACTION ANALYSIS

COLLABORATIVE COMMUNICATIONS ENVIRONMENT AND PRIVACY SETTING ASSOCI...

DATA BREACH DETECTION SYSTEM

AUTOMATING CONTENT RECOMMENDATION BASED ON ANTICIPATED AUDIENCE

ENHANCED CALLER-ID INFORMATION SELECTION AND DELIVERY