Plaxo, Inc. is a technology company based in Sunnyvale, California, specializing in contact management and online communication solutions. The company is known for its innovative approach to synchronizing and managing personal and professional contacts across various platforms. Plaxo's services enhance connectivity and collaboration, making it easier for users to maintain their networks and stay updated with their contacts' information. The organization focuses on developing user-friendly tools that integrate seamlessly with existing digital ecosystems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#253 in Sunnyvale, CA

#5,656 in California

#23,838 in US

#45,039 in the World

Sunnyvale, CA, United States of America

Plaxo, Inc.

Forward Citations = 149

7 inventors:

John T Masonis (10 out of 10 patents)

Cameron T Ring (10 out of 10 patents)

Richard J Carey (10 out of 19 patents)

4. Ryan A King (7 out of 7 patents)

5. Sean N Parker (6 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Plaxo, Inc.. Retrieved from https://idiyas.com/company/plaxo

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

3 patents (CIPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]