For the Inventor, By the Inventor

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Salt Lake City, UT, United States of America

Control4 Corporation

USPTO Granted Patents = 66

CIPO Patents = 4

EPO Patents = 3

Trademarks = 13

Forward Citations = 1,434

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52 inventors (with patents filed for the assignee):

Roger T Johnsen (16 out of 32 patents)

Paul E Nagel (9 out of 18 patents)

Michael L Howard (8 out of 10 patents)

4. Brent Delbert Madsen (8 out of 53 patents)

5. Richard C Hedderich (8 out of 10 patents)

6. Jonathan Jay Woolley (8 out of 8 patents)

7. James K Russell (7 out of 10 patents)

8. William B West (7 out of 10 patents)

9. Wallace Eric Smith (7 out of 11 patents)

10. Michael S Horito (6 out of 13 patents)

11. Gerardo David Ayala (6 out of 7 patents)

12. Scott Edward Stephenson (5 out of 5 patents)

13. William Richard Schonle (4 out of 4 patents)

14. James R Gist (4 out of 4 patents)

15. W Eric Smith (4 out of 5 patents)

Core Competencies:

MOSFET Control

Network Device Monitoring

Remote Assistance

Multimedia Broadcasting

Gesture-Based Lighting

Adaptive Load Control

Audio Streaming

Device Discovery

Energy Management

Automation Control

Wireless Networking

Instant Messaging

66 patents: Sort by Forward Citations

1. 12390804 - Modified dropper device and method for accurate dosing (2025-08-19),

2. 10473699 - Systems and methods for controlling MOSFETs (2019-11-12),

3. 10181988 - Systems and methods for monitoring a network device (2019-01-15),

4. 10162095 - Backlighting for a button assembly and method (2018-12-25),

5. 10121622 - Systems and methods for controlling relay activation timing (2018-11-06),

6. 9882989 - Systems and methods for providing remote assistance for controlling a site (2018-01-30),

7. 9876778 - Devices for providing secure remote access (2018-01-23),

8. 9854286 - Systems and methods for optimizing the broadcast of multimedia (2017-12-26),

9. 9813383 - Systems and methods for re-commissioning a controlled device in a home area network (2017-11-07),

10. 9806712 - Systems and methods for gesture-based lighting control (2017-10-31),

11. 9786452 - Modular switching system and method (2017-10-10),

12. 9686165 - Systems and methods for indicating link quality (2017-06-20),

13. 9407094 - Systems and methods for adaptive load control (2016-08-02),

14. 9391966 - Devices for providing secure remote access (2016-07-12),

15. 9357103 - Systems and methods for controlling media devices (2016-05-31),

Control4 Corporation is a leading provider of personalized automation and control solutions for smart homes, businesses, and hospitality environments. With a diverse range of products and services, Control4 enables individuals and organizations to easily and intelligently manage their connected devices and systems. Their innovative solutions enhance comfort, convenience, and security, while also reducing energy consumption and improving efficiency. Through their intuitive software and hardware, Control4 empowers users to create customized smart living experiences that seamlessly integrate various technologies and platforms.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

66 Patents

#18 in Salt Lake City, UT

#58 in Utah

#5,351 in US

#10,899 in the World

Salt Lake City, UT, United States of America

Control4 Corporation

Forward Citations = 1,434

52 inventors:

Roger T Johnsen (16 out of 32 patents)

Paul E Nagel (9 out of 18 patents)

Michael L Howard (8 out of 10 patents)

4. Brent Delbert Madsen (8 out of 53 patents)

5. Richard C Hedderich (8 out of 10 patents)

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