For the Inventor, By the Inventor

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Concord, CA, United States of America

Digital Security Controls Ltd.

USPTO Granted Patents = 39

% Expired Patents = 2.6

Trademarks = 4

Forward Citations = 1,447

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21 inventors (with patents filed for the assignee):

James Parker (12 out of 13 patents)

John Peterson (9 out of 9 patents)

Reinhart K Pildner (8 out of 10 patents)

4. Dennis Cecic (7 out of 7 patents)

5. Zhexin Mi (4 out of 4 patents)

6. William J Rattman (4 out of 4 patents)

7. Hartwell Fong (4 out of 4 patents)

8. Andrew Cullen (2 out of 2 patents)

9. John Kuurstra (2 out of 2 patents)

10. Raymond Piercy (2 out of 2 patents)

11. Lucas Handley (2 out of 2 patents)

12. Gary Lennartz (1 out of 1 patent)

13. Scott Singleton (1 out of 1 patent)

14. Fabio J D Almeida (1 out of 1 patent)

15. Jake Choy (1 out of 1 patent)

Core Competencies:

Alarm System

Smoke Detector

Performance Reporting

Key Fob

Control Panel

PIR Detector

Security Keypad

Remote Control

Intrusion Alarm

Signal Quality

Communication System

Glass Break Sensor

39 patents: Sort by Forward Citations

1. 6895082 - Alarm system using local data channel (2005-05-17),

2. 6838988 - Smoke detector with performance reporting (2005-01-04),

3. 6756905 - Photoelectric smoke detector and chamber therefor (2004-06-29),

4. 6642954 - Controllable still frame video transmission system (2003-11-04),

5. 6519325 - Control panel with DSL bypass circuit (2003-02-11),

6. D461047 - Key fob (2002-08-07),

7. 6388564 - Power distribution grid communication system (2002-05-14),

8. 6380850 - Dual mode panel (2002-04-30),

9. 6366211 - Remote recovery arrangement for alarm system (2002-04-02),

10. 6362747 - Security alarm keypad with message alert (2002-03-26),

11. 6351234 - Combination microwave passive infrared motion detector with anti-masking evaluation (2002-02-26),

12. 6310547 - Alarm system with programmable device control (2001-10-30),

13. 6265972 - Pet resistant pir detector (2001-07-24),

14. 6252504 - Alarm system using local data channel (2001-06-26),

15. 6226357 - Security system alarm panel (2001-05-01),

Company Overview

Digital Security Controls Ltd. is a leading provider of security solutions, specializing in the development and manufacturing of advanced intrusion detection systems and access control technologies. Based in Concord, California, the company focuses on delivering innovative products that enhance safety and security for residential and commercial applications. With a commitment to quality and reliability, Digital Security Controls Ltd. continues to advance its technology offerings to meet the evolving needs of the security industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

39 Patents

#5 in Concord, CA

#2,092 in California

#8,823 in US

#17,448 in the World

Concord, CA, United States of America

Digital Security Controls Ltd.

Forward Citations = 1,447

21 inventors:

James Parker (12 out of 13 patents)

John Peterson (9 out of 9 patents)

Reinhart K Pildner (8 out of 10 patents)

4. Dennis Cecic (7 out of 7 patents)

5. Zhexin Mi (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Digital Security Controls Ltd.. Retrieved from https://idiyas.com/company/digital-security-controls

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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