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For the Inventor, By the Inventor

Cincinnati, OH, United States of America

Sentrilock, LLC


USPTO Granted Patents = 40

% Expired Patents = 25.0



Trademarks = 9

Forward Citations = 645

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27 inventors (with patents filed for the assignee):

goldMedal Scott R Fisher (37 out of 37 patents)

silverMedal Matthew K Caskey (9 out of 9 patents)

bronzeMedal Alan F Deardoff (7 out of 7 patents)

4.  Nancy C Griffiths (7 out of 7 patents)

5.  Daniel C Cambron (7 out of 7 patents)

6.  Christopher A Hunt (4 out of 4 patents)

7.  Marcus D Adams (3 out of 3 patents)

8.  Robert A Bollas (3 out of 3 patents)

9.  Steve L Caupp (3 out of 3 patents)

10.  Connie F Carver (3 out of 3 patents)

11.  Kyle T Etgen (3 out of 3 patents)

12.  Dennis McGinn (3 out of 5 patents)

13.  Charles P Shroder (2 out of 2 patents)

14.  Suman Cherukuri (2 out of 18 patents)

15.  Jeffrey W Stone (2 out of 13 patents)


Core Competencies:
Lockbox
Electronic Lock
Biometric Identification
Proximity Access
Sensor Integration
Data Encryption
Key Presence Sensing
Latching Mechanisms
Contextual Data Delivery
Vehicle Activity Module
Access Control
Magnetic Key Fob

40 patents:

1. 12637878 - Lockbox with double bend shackle (2026-05-26),
2. 12480333 - Electronic lockbox (2025-11-25),
3. 12315318 - Electronic lockbox with sensor and removable magnetic key fob (2025-05-27),
4. 12272199 - Realty virtual assistant (2025-04-08),
5. 12125328 - Electronic lockbox with embedded insert (2024-10-22),
6. 11802421 - Latching apparatus for an electronic lockbox (2023-10-31),
7. 11761237 - Electronic lockbox (2023-09-19),
8. 11761236 - Electronic lockbox (2023-09-19),
9. 11753849 - Electronic lockbox (2023-09-12),
10. 11598120 - Latching apparatus for an electronic lockbox (2023-03-07),
11. 11434660 - Electronic lockbox (2022-09-06),
12. 11348391 - Electronic lockbox with schedule controlled access credentials (2022-05-31),
13. 11335150 - Electronic lockbox with interface to other electronic locks (2022-05-17),
14. 10846964 - Electronic lockbox with interface to other electronic locks (2020-11-24),
15. D900589 - Electronic lock box (2020-11-03),
Company Overview
Sentrilock, LLC is a technology company based in Cincinnati, Ohio, specializing in secure access solutions for the real estate industry. The company develops innovative electronic lockbox systems and mobile applications that enhance property access management for real estate professionals. By integrating advanced security features and user-friendly interfaces, Sentrilock aims to streamline the showing process while ensuring the safety and integrity of properties. Their solutions are designed to meet the evolving needs of real estate agents and property managers.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Sentrilock, LLC USPTO Patent Assignee Logo
40 Patents

#28 in Cincinnati, OH

#368 in Ohio

#8,635 in US

#17,087 in the World

Cincinnati, OH (US)
Cincinnati, OH, United States of America

Sentrilock, LLC

Forward Citations = 645

27 inventors:

goldMedal Scott R Fisher (37 out of 37 patents)

silverMedal Matthew K Caskey (9 out of 9 patents)

bronzeMedal Alan F Deardoff (7 out of 7 patents)

4.  Nancy C Griffiths (7 out of 7 patents)

5.  Daniel C Cambron (7 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sentrilock, LLC. Retrieved from https://idiyas.com/company/sentrilock

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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