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For the Inventor, By the Inventor

San Mateo, CA, United States of America

Sonim Technologies, Inc.


USPTO Granted Patents = 21

% Expired Patents = 47.6


Trademarks = 14

Forward Citations = 329

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26 inventors (with patents filed for the assignee):

goldMedal Veerabhadra Gundu (6 out of 6 patents)

silverMedal Jan Forslow (3 out of 3 patents)

bronzeMedal Robert J Plaschke (3 out of 3 patents)

4.  Jean Louis Andje-Ngbwa (2 out of 2 patents)

5.  Gokulmuthu Narayanaswamy (2 out of 9 patents)

6.  Eshagh Isaac Eteminan (2 out of 3 patents)

7.  Dennis Matthew Puhalla (1 out of 38 patents)

8.  Mohsen Emami-Nouri (1 out of 2 patents)

9.  Vrijlal Sukumaran (1 out of 1 patent)

10.  Johan Samuelsson (1 out of 1 patent)

11.  Mohanram Periasamy Narayanan (1 out of 1 patent)

12.  Santosh Panattu (1 out of 1 patent)

13.  Nizar Purayil (1 out of 1 patent)

14.  Saryender Khatter (1 out of 1 patent)

15.  Amit Idnani (1 out of 2 patents)


21 patents:

1. D881152 - Mobile device (2020-04-14),
2. D856956 - Combined mobile phone and outer cover (2019-08-20),
3. 9736660 - Reducing size of messages over the cellular control channel (2017-08-15),
4. 9615352 - Media transmission before floor grant in real time communication network (2017-04-04),
5. 9485686 - Restructuring data packets to improve voice quality at low bandwidth conditions in wireless networks (2016-11-01),
6. 9467488 - Reducing size of messages over the cellular control channel (2016-10-11),
7. D752006 - Mobile phone (2016-03-22),
8. 9247398 - Methods for barging users on a real-time communications network (2016-01-26),
9. 9246924 - Method for sharing service identity among multiple client devices in a real-time communications network (2016-01-26),
10. D722991 - Mobile phone (2015-02-24),
11. D721348 - Mobile phone (2015-01-20),
12. 8862746 - Systems and methods for integrating applications on user equipment utilizing special URI control messages (2014-10-14),
13. 7707286 - Methods for managing presence information in a real-time communications network (2010-04-27),
14. D611022 - Mobile communication device (2010-03-02),
15. D602456 - Mobile communication device (2009-10-20),
Company Overview
Sonim Technologies, Inc. is a leading provider of rugged mobile devices and communication solutions designed for demanding environments. Headquartered in San Mateo, California, the company specializes in developing durable smartphones and accessories that cater to industries such as construction, manufacturing, and public safety. Sonim's products are engineered to withstand extreme conditions while delivering reliable connectivity and advanced features, including push-to-talk capabilities and enhanced audio quality, ensuring seamless communication for professionals in the field.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Sonim Technologies, Inc. USPTO Patent Assignee Logo
21 Patents

#43 in San Mateo, CA

#3,760 in California

#15,695 in US

#29,961 in the World

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

Sonim Technologies, Inc.

Forward Citations = 329

26 inventors:

goldMedal Veerabhadra Gundu (6 out of 6 patents)

silverMedal Jan Forslow (3 out of 3 patents)

bronzeMedal Robert J Plaschke (3 out of 3 patents)

4.  Jean Louis Andje-Ngbwa (2 out of 2 patents)

5.  Gokulmuthu Narayanaswamy (2 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sonim Technologies, Inc.. Retrieved from https://idiyas.com/company/sonim-technologies

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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