For the Inventor, By the Inventor

Enter assignee name

Columbus, OH, United States of America

Reliable Security Systems, Inc.

USPTO Granted Patents = 14

Forward Citations = 328

Loading Chart...

Loading Chart...

12 inventors (with patents filed for the assignee):

Emanuel L Logan (5 out of 9 patents)

Emanuel L Logan, Jr (4 out of 5 patents)

Michael A Kelly (4 out of 4 patents)

4. Bruce G Beigel (3 out of 3 patents)

5. Roy E VanDerLinden (2 out of 2 patents)

6. James W Walsh (1 out of 8 patents)

7. J William Walsh (1 out of 5 patents)

8. Roy E Van Der Linden (1 out of 2 patents)

9. Walter M Sommers (1 out of 1 patent)

10. Emanual L Logan, Jr (1 out of 1 patent)

11. Emmanuel L Logan, Jr (1 out of 1 patent)

12. Joseph T Miller (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 4720128 - Magnetic emergency exit door lock with time delay (1988-01-19),

2. 4703962 - Magnetic door lock with time delay option (1987-11-03),

3. 4652028 - Magnetic emergency exit door lock with time delay (1987-03-24),

4. 4613176 - Door latch mechanism (1986-09-23),

5. 4540208 - Point-of-egress control device for safely securing emergency exit doors (1985-09-10),

6. 4470625 - Emergency exit door latch with hydraulic and electronic delay (1984-09-11),

7. 4354699 - Apparatus for delaying opening of doors (1982-10-19),

8. 4351552 - Emergency exit door latching and locking apparatus (1982-09-28),

9. 4344647 - Exterior operating arrangement for emergency exit doors with delayed (1982-08-17),

10. D264932 - Emergency exit door latch with panic bar (1982-06-15),

11. 4328985 - Timing apparatus for delaying opening of doors (1982-05-11),

12. 4314722 - Timing apparatus for delaying opening of doors (1982-02-09),

13. 4271691 - Emergency release for deadlocks (1981-06-09),

14. 4257631 - Magnetic emergency exit door lock with delayed opening (1981-03-24),

Reliable Security Systems, Inc. is a leading provider of comprehensive security solutions for residential and commercial properties. With over 20 years of experience, we offer state-of-the-art security systems, surveillance cameras, access control systems, and alarm monitoring services. Our team of trained professionals is dedicated to ensuring the safety and protection of our clients' assets and loved ones. Contact us today for a free consultation.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

14 Patents

#54 in Columbus, OH

#891 in Ohio

#21,607 in US

#40,908 in the World

Columbus, OH, United States of America

Reliable Security Systems, Inc.

Forward Citations = 328

12 inventors:

Emanuel L Logan (5 out of 9 patents)

Emanuel L Logan, Jr (4 out of 5 patents)

Michael A Kelly (4 out of 4 patents)

4. Bruce G Beigel (3 out of 3 patents)

5. Roy E VanDerLinden (2 out of 2 patents)

Please report any incorrect information to support@idiyas.com

Loading…