Enter assignee name

Trademarks = 6

Forward Citations = 135

Loading Chart...

9 inventors (with patents filed for the assignee):

Patrick S Kochie (8 out of 15 patents)

Moscow K Richmond (8 out of 17 patents)

Thomas R Richmond (7 out of 14 patents)

4. Suzanne Richmond (2 out of 4 patents)

5. Yu Jennifer Cheng (1 out of 3 patents)

6. Eitan T Bear (1 out of 3 patents)

7. Nadejda V Gueorguieva (1 out of 3 patents)

8. Emmanuel G Ceballos (1 out of 1 patent)

9. R Richmond Thomas (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 10002480 - Apparatus and methods for entry control over a cellular network (2018-06-19),

2. 6856237 - Method and apparatus for radio frequency security system with automatic learning (2005-02-15),

3. 5942867 - Gate operator providing impact reduction at a fixed end position of (1999-08-24),

4. 5918418 - Overhead door operator (1999-07-06),

5. 5804938 - Gate operator with extensible actuating arm (1998-09-08),

6. 5752344 - Swing gate operator (1998-05-19),

7. 5230179 - Apparatus and method for opening and closing a gate (1993-07-27),

8. 5076012 - Apparatus and method for opening and closing a gate (1991-12-31),

9. 4970826 - Apparatus and method for opening and closing a gate (1990-11-20),

10. 4916860 - Apparatus and method for opening and closing a gate (1990-04-17),

Doorking, Inc. is a leading manufacturer of access control solutions for residential, commercial, and gated community applications. With over 70 years of experience, they offer a wide range of products including gate operators, telephone entry systems, and access control software.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

10 Patents

#11 in Inglewood, CA

#7,106 in California

#29,828 in US

#55,954 in the World

Inglewood, CA, United States of America

Doorking, Inc.