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For the Inventor, By the Inventor

San Ramon, CA, United States of America

Five9, Inc.


USPTO Granted Patents = 13


Trademarks = 3

Forward Citations = 109

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18 inventors (with patents filed for the assignee):

goldMedal Dmitry Spasibenko (5 out of 5 patents)

silverMedal David Van Everen (5 out of 5 patents)

bronzeMedal Sam Shkrabov (5 out of 5 patents)

4.  Nikolay A Anisimov (5 out of 51 patents)

5.  Lance Fried (3 out of 13 patents)

6.  Jonathan David Rosenberg (3 out of 119 patents)

7.  Joseph M Katz (3 out of 153 patents)

8.  Edwin Kenneth Margulies (2 out of 10 patents)

9.  Danny Hsiang-Kuo Wang (1 out of 1 patent)

10.  James J Hickey (1 out of 3 patents)

11.  Ilya A Harahap (1 out of 3 patents)

12.  John R D'Amour (1 out of 2 patents)

13.  Piotr K Chojnowski (1 out of 1 patent)

14.  Gaurav Passi (1 out of 1 patent)

15.  Ran Ezerzer (1 out of 1 patent)


13 patents:

1. 12347418 - Systems and methods for training natural language processing models in a contact center (2025-07-01),
2. 11228681 - Systems for summarizing contact center calls and methods of using same (2022-01-18),
3. 11172069 - Systems and methods for utilizing HTTP for telephony trunking between a provider and a consumer (2021-11-09),
4. 10664868 - Systems and methods for providing personalized proactive interaction (2020-05-26),
5. 9280541 - QR data proxy and protocol gateway (2016-03-08),
6. 9118763 - Real time feedback proxy (2015-08-25),
7. 8948373 - System and methods for outbound dialing in multi-campaign and blended environment of virtual contact center (2015-02-03),
8. 8755372 - Secure customer service proxy portal (2014-06-17),
9. 8699699 - System and methods for outbound dialing in multi-campaign and blended environment of virtual contact center (2014-04-15),
10. 8693671 - Network predictive customer service queue management (2014-04-08),
11. 8582752 - System and method for optimal outbound dialing in virtual contact center (2013-11-12),
12. 8411844 - Method for controlling abandonment rate in outbound campaigns (2013-04-02),
13. 8345856 - Method for estimation impact of calls in dialer for predictive dialing (2013-01-01),
Company Overview
Five9, Inc. is a leading provider of cloud-based contact center software, specializing in solutions that enhance customer engagement and streamline operations. The company focuses on delivering innovative technologies that enable businesses to manage customer interactions across various channels, including voice, chat, and email. Headquartered in San Ramon, California, Five9 serves a diverse range of industries, empowering organizations to improve customer service and operational efficiency through advanced analytics and automation.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Five9, Inc. USPTO Patent Assignee Logo
13 Patents

#22 in San Ramon, CA

#5,661 in California

#23,854 in US

#45,081 in the World

San Ramon, CA (US)
San Ramon, CA, United States of America

Five9, Inc.

Forward Citations = 109

18 inventors:

goldMedal Dmitry Spasibenko (5 out of 5 patents)

silverMedal David Van Everen (5 out of 5 patents)

bronzeMedal Sam Shkrabov (5 out of 5 patents)

4.  Nikolay A Anisimov (5 out of 51 patents)

5.  Lance Fried (3 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Five9, Inc.. Retrieved from https://idiyas.com/company/five9

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]
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