For the Inventor, By the Inventor

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Salt Lake City, UT, United States of America

Captioncall, LLC

USPTO Granted Patents = 26

% Expired Patents = 11.5

Trademarks = 6

Forward Citations = 584

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29 inventors (with patents filed for the assignee):

Brian Chevrier (8 out of 43 patents)

Sean Walton (5 out of 7 patents)

Shane Roylance (4 out of 30 patents)

4. Pat Nola (3 out of 11 patents)

5. Christian Lalor (3 out of 18 patents)

6. Jasper Cheekeong Pan (3 out of 29 patents)

7. Mark Adams (2 out of 6 patents)

8. Michael Holm (2 out of 19 patents)

9. Michael Stimpson (2 out of 14 patents)

10. Merle Lamar Walker, Iii (2 out of 18 patents)

11. Clark Hoffman (2 out of 14 patents)

12. Michael Warner (2 out of 10 patents)

13. James Joseph Hartmann (2 out of 2 patents)

14. Everett Wayne Mathis (2 out of 7 patents)

15. Thomas Mitchell Dair (1 out of 28 patents)

Core Competencies:

Captioning Communication Device

Volume Control

Graphical User Interface

Echo Cancellation

Communication Systems

Transcribing Audio

Hearing-Impaired Users

Real-Time Video Captioning

Text Caption Error Correction

Digital Voice Data

Automatic Connection

Adaptive Filter

26 patents: Sort by Forward Citations

1. D778870 - Captioning communication device with volume control (2017-02-14),

2. 9563418 - Communication endpoints, software update servers, and related methods (2017-02-07),

3. D777190 - Display screen of a captioning communication device with graphical user interface (2017-01-24),

4. D777189 - Display screen of a captioning communication device with graphical user interface (2017-01-24),

5. D777188 - Display screen of a captioning communication device with graphical user interface (2017-01-24),

6. D777183 - Display screen or portion thereof of a captioning communication device with graphical user interface with animated ring background (2017-01-24),

7. D777182 - Display screen or portion thereof of a captioning communication device with graphical user interface (2017-01-24),

8. D775654 - Display screen or a portion thereof with animated graphical user interface (2017-01-03),

9. D775653 - Display screen or a portion thereof with animated graphical user interface (2017-01-03),

10. 9525830 - Captioning communication systems (2016-12-20),

11. 9503569 - Methods and apparatus for performing echo cancellation for a communication device (2016-11-22),

12. 9503568 - Detecting dial tone on a telephone line (2016-11-22),

13. 9497315 - Transcribing audio communication sessions (2016-11-15),

14. 9479650 - Methods and devices for updating filter coefficients during echo cancellation (2016-10-25),

15. 9380150 - Methods and devices for automatic volume control of a far-end voice signal provided to a captioning communication service (2016-06-28),

Company Overview

CaptionCall, LLC specializes in developing advanced communication solutions designed to assist individuals with hearing loss. The company focuses on providing captioned telephone services that enhance the clarity of conversations, enabling users to read real-time captions while speaking on the phone. Based in Salt Lake City, Utah, CaptionCall is committed to improving accessibility and fostering independence for those with hearing impairments through innovative technology and user-friendly interfaces.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

26 Patents

#61 in Salt Lake City, UT

#151 in Utah

#12,865 in US

#24,826 in the World

Salt Lake City, UT, United States of America

Captioncall, LLC

Forward Citations = 584

29 inventors:

Brian Chevrier (8 out of 43 patents)

Sean Walton (5 out of 7 patents)

Shane Roylance (4 out of 30 patents)

4. Pat Nola (3 out of 11 patents)

5. Christian Lalor (3 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Captioncall, LLC. Retrieved from https://idiyas.com/company/captioncall

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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