For the Inventor, By the Inventor

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Sioux Falls, SD, United States of America

Sonifi Solutions, Inc.

USPTO Granted Patents = 22

CIPO Patents = 1

EPO Patents = 1

Trademarks = 11

Forward Citations = 221

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16 inventors (with patents filed for the assignee):

Derin Michael Zerr (17 out of 19 patents)

Joel Walter Zdepski (13 out of 56 patents)

Shaun Eugene Marko (13 out of 13 patents)

4. Christopher Paul Wollmann (9 out of 9 patents)

5. Joshua H Pulford (7 out of 7 patents)

6. Andy Loren Anderson (6 out of 6 patents)

7. Chad J Schroeder (5 out of 5 patents)

8. John S Prince, Iii (5 out of 5 patents)

9. James L Fenno (5 out of 7 patents)

10. John B Baker (5 out of 5 patents)

11. Daniel A Dirks (4 out of 4 patents)

12. Eric Aasen (3 out of 3 patents)

13. Leon P Stoel (3 out of 11 patents)

14. Matthew Christopher Zerfas (2 out of 2 patents)

15. Christopher Paul Wollman (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 12323658 - Devices, systems, and methods for real time audience measurement in hospitality environments (2025-06-03),

2. 12101527 - Methods and systems for enabling communications between devices (2024-09-24),

3. 12088405 - Systems and methods for controlling hospitality distribution networks (2024-09-10),

4. 12063406 - Methods and systems for implementing legacy remote and keystroke redirection (2024-08-13),

5. 11671651 - Methods and systems for enabling communications between devices (2023-06-06),

6. 11641502 - Methods and systems for implementing legacy remote and keystroke redirection (2023-05-02),

7. 11330326 - Methods and systems for enabling communications between devices (2022-05-10),

8. 11159259 - Systems and methods for controlling hospitality distribution networks (2021-10-26),

9. 11122318 - Methods and systems for implementing legacy remote and keystroke redirection (2021-09-14),

10. 11039220 - Methods and systems for remotely monitoring connectivity and network performance in hospitality environments (2021-06-15),

11. 10743075 - Systems and methods for associating communication devices with output devices (2020-08-11),

12. 10708668 - Methods and systems for remotely monitoring connectivity and network performance in hospitality environments (2020-07-07),

13. 10631042 - Methods and systems for enabling communications between devices (2020-04-21),

14. 10602212 - Methods and systems for implementing legacy remote and keystroke redirection (2020-03-24),

15. 10327035 - Systems and methods for associating communication devices with output devices (2019-06-18),

Sonifi Solutions, Inc. is a leading provider of innovative technology solutions for the hospitality industry. With a focus on delivering personalized guest experiences, Sonifi offers a range of products and services including interactive television, internet access, mobile apps, and casting solutions. Their comprehensive platform enables hotels to enhance guest satisfaction, streamline operations, and drive revenue. Headquartered in Sioux Falls, South Dakota, Sonifi Solutions serves thousands of hotels worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

22 Patents

#9 in Sioux Falls, SD

#18 in South Dakota

#14,511 in US

#27,885 in the World

Sioux Falls, SD, United States of America

Sonifi Solutions, Inc.

Forward Citations = 221

16 inventors:

Derin Michael Zerr (17 out of 19 patents)

Joel Walter Zdepski (13 out of 56 patents)

Shaun Eugene Marko (13 out of 13 patents)

4. Christopher Paul Wollmann (9 out of 9 patents)

5. Joshua H Pulford (7 out of 7 patents)

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