For the Inventor, By the Inventor

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Oak Brook, IL, United States of America

The Chamberlain Group, Inc.

USPTO Granted Patents = 514

CIPO Patents = 65

EPO Patents = 2

Trademarks = 39

Forward Citations = 7,847

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285 inventors (with patents filed for the assignee):

James Joseph Fitzgibbon (192 out of 202 patents)

Robert Roy Keller, Jr (32 out of 32 patents)

Colin Barns Willmott (32 out of 37 patents)

4. Robert John Olmsted (26 out of 26 patents)

5. David R Morris (23 out of 25 patents)

6. Edward Thomas Laird (23 out of 23 patents)

7. Cory Jon Sorice (22 out of 22 patents)

8. Casparus Cate (22 out of 22 patents)

9. Eric M Gregori (21 out of 21 patents)

10. Eric J Robb (19 out of 20 patents)

11. James S Murray (18 out of 45 patents)

12. Brian Roy Skotty (17 out of 20 patents)

13. William George Gioia (17 out of 18 patents)

14. Bradford Lowell Farris (16 out of 17 patents)

15. Paul E Wanis (16 out of 18 patents)

Core Competencies:

Movable Barrier Operator

Security System

Object Monitoring

In-Garage Delivery

Network-Based Control

Encrypted Rolling Code

Autonomous Vehicles

Camera Module

Access Control

Vehicle Autostart Monitoring

Remote Operating Device

Locking Mechanism

514 patents: Sort by Forward Citations

1. 12497820 - Systems, components, and methods for operating movable barrier operators in a headless mode (2025-12-16),

2. 12486711 - Security system for a moveable barrier operator (2025-12-02),

3. 12482318 - Movable barrier operator with ultra-wideband device (2025-11-25),

4. 12469347 - Security system for a moveable barrier operator (2025-11-11),

5. 12469293 - Object monitoring system and methods (2025-11-11),

6. 12467307 - Movable barrier systems and methods associated with movable barrier systems (2025-11-11),

7. 12435558 - System and methods for controlling a movable barrier operator (2025-10-07),

8. 12428900 - Movable barrier operator having updatable security protocol (2025-09-30),

9. 12413168 - Multiple output power supply for a movable barrier operator (2025-09-09),

10. 12394266 - Method and system for a changing code learning transmitter (2025-08-19),

11. D1087926 - Small remote operating device for an automatic door controller (2025-08-12),

12. 12387164 - Systems and methods for facilitating in-garage delivery (2025-08-12),

13. 12354422 - Movable barrier operator and transmitter pairing over a network (2025-07-08),

14. 12331577 - Movable barrier operator (2025-06-17),

15. D1074773 - Movable barrier operator (2025-05-13),

The Chamberlain Group, Inc. is a global leader in access solutions and products. Through its brands Chamberlain and LiftMaster, the company designs and engineers residential and commercial garage door openers, gate entry systems, and related accessories. With a mission to enhance people's daily lives by providing secure access and peace of mind, The Chamberlain Group is committed to delivering innovative and reliable solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

514 Patents

#1 in Oak Brook, IL

#52 in Illinois

#916 in US

#1,832 in the World

Oak Brook, IL, United States of America

The Chamberlain Group, Inc.

Forward Citations = 7,847

285 inventors:

James Joseph Fitzgibbon (192 out of 202 patents)

Robert Roy Keller, Jr (32 out of 32 patents)

Colin Barns Willmott (32 out of 37 patents)

4. Robert John Olmsted (26 out of 26 patents)

5. David R Morris (23 out of 25 patents)

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