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For the Inventor, By the Inventor

Lake Forest, CA, United States of America

Kwikset Corporation


USPTO Granted Patents = 44

% Expired Patents = 2.3



Trademarks = 16

Forward Citations = 748

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38 inventors (with patents filed for the assignee):

goldMedal Milt J Halsted (8 out of 8 patents)

silverMedal Karen L Graham (8 out of 8 patents)

bronzeMedal Oscar Romero (4 out of 49 patents)

4.  Elliott Barlow Schneider (4 out of 65 patents)

5.  Wei Hsu (4 out of 4 patents)

6.  Michael Maridakis (3 out of 16 patents)

7.  Jerome F Czerwinski, Jr (3 out of 11 patents)

8.  Nedal Almomani (3 out of 22 patents)

9.  Steven Armstrong (3 out of 76 patents)

10.  Gerald B Chong (3 out of 34 patents)

11.  Thomas S Hu (3 out of 3 patents)

12.  Stanley Pechar (3 out of 3 patents)

13.  Troy M Brown (2 out of 17 patents)

14.  John Charnley (2 out of 3 patents)

15.  Gary R Bergen (2 out of 14 patents)


Core Competencies:
Electronic Lock
Rekeyable Lock
Energy Harvesting
Wireless Interface
Pick-Resistant
Deadbolt Assembly
Keyfob
Cylinder Guard
Lock Assembly
Latch Assembly
Lever Handle
Mobile Device

44 patents:

1. 9406181 - Electronic lock having software based automatic multi-wireless profile detection and setting (2016-08-02),
2. 9390572 - Electronic lock having a mobile device user interface (2016-07-12),
3. 9359791 - Rekeyable lock assembly with blown cylinder protection (2016-06-07),
4. 9340999 - Manually driven electronic deadbolt assembly with free-spinning bezel (2016-05-17),
5. 9328535 - Padlock cylinder retention (2016-05-03),
6. 9328532 - Electronic lockset with multi-source energy harvesting circuit (2016-05-03),
7. D745865 - Router (2015-12-22),
8. 9181728 - Pick-resistant lock cylinder using torque resistance (2015-11-10),
9. 9175500 - Cylinder guard for deadbolt lock (2015-11-03),
10. D739203 - Handleset (2015-09-22),
11. 9127479 - Rekeyable lock system (2015-09-08),
12. RE45627 - Re-keyable lock cylinder (2015-07-27),
13. D734123 - Lever (2015-07-14),
14. D734122 - Lever (2015-07-14),
15. D734121 - Lever (2015-07-14),
Company Overview
Kwikset Corporation, headquartered in Lake Forest, California, specializes in innovative locking solutions, focusing on electronic locks and advanced security technologies. The company is recognized for its development of mobile device interfaces, rekeyable lock assemblies, and electronic deadbolts, enhancing user convenience and security. Kwikset also explores energy harvesting circuits and pick-resistant cylinders, ensuring robust protection for residential and commercial properties. Their wireless locksets and keyfob technology further exemplify their commitment to integrating modern technology with traditional locking mechanisms.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Kwikset Corporation USPTO Patent Assignee Logo
44 Patents

#7 in Lake Forest, CA

#1,866 in California

#7,960 in US

#15,768 in the World

Lake Forest, CA (US)
Lake Forest, CA, United States of America

Kwikset Corporation

Forward Citations = 748

38 inventors:

goldMedal Milt J Halsted (8 out of 8 patents)

silverMedal Karen L Graham (8 out of 8 patents)

bronzeMedal Oscar Romero (4 out of 49 patents)

4.  Elliott Barlow Schneider (4 out of 65 patents)

5.  Wei Hsu (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kwikset Corporation. Retrieved from https://idiyas.com/company/kwikset

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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