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For the Inventor, By the Inventor

Draper, UT, United States of America

Control4 Corporation


USPTO Granted Patents = 66

% Expired Patents = 1.5



Trademarks = 10

Forward Citations = 1,459

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52 inventors (with patents filed for the assignee):

goldMedal Roger T Johnsen (16 out of 32 patents)

silverMedal Paul E Nagel (9 out of 18 patents)

bronzeMedal 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:
Home Automation
Remote Access
Gesture Control
Multimedia Optimization
Load Control
Energy Management
Device Discovery
Network Monitoring
Audio Streaming
Button Assembly
MOSFET Control
Inductive Switching

66 patents:

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, based in Draper, Utah, specializes in home automation solutions that enhance the way users interact with their living environments. The company focuses on integrating various technologies to provide seamless remote access, gesture control, and multimedia optimization. Their innovations also encompass energy management and load control, ensuring efficient operation of connected devices. With a commitment to improving user experience, Control4 continues to advance in device discovery and network monitoring, making smart homes more accessible and intuitive.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Control4 Corporation
66 Patents

#4 in Draper, UT

#63 in Utah

#5,522 in US

#11,155 in the World

Draper, UT (US)
Draper, UT, United States of America

Control4 Corporation

Forward Citations = 1,459

52 inventors:

goldMedal Roger T Johnsen (16 out of 32 patents)

silverMedal Paul E Nagel (9 out of 18 patents)

bronzeMedal 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)

Please report any incorrect information to [email protected]
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