For the Inventor, By the Inventor

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River Grove, IL, United States of America

Fort Lock Corporation

USPTO Granted Patents = 46

Trademarks = 5

Forward Citations = 850

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15 inventors (with patents filed for the assignee):

Gary L Myers (33 out of 93 patents)

Frank J Scherbing (6 out of 11 patents)

Calin Vasile Roatis (3 out of 55 patents)

4. Paul D Caplinger (3 out of 3 patents)

5. William D Denison (2 out of 65 patents)

6. Robert Courtwright (2 out of 2 patents)

7. Ratomir Zivovic (2 out of 2 patents)

8. Morris Falk (2 out of 3 patents)

9. Gale Johnson (2 out of 2 patents)

10. Aurelia C Haiduc (1 out of 1 patent)

11. Stanislav Jezek (1 out of 1 patent)

12. Aurelia Constanta Haiduc (1 out of 1 patent)

13. Sidney Falk (1 out of 4 patents)

14. Alan G Goeke (1 out of 1 patent)

15. John T Hutzenlaub (1 out of 1 patent)

Core Competencies:

Electronically Controlled Lock

Lock Assembly

Tumbler Lock

Motorcycle Ignition Switch

High Security Lock

Padlock

Universal Keyway Lock

Dust Shutter Assembly

Bicycle Lock

Cable Lock

Vending Machine Lock

Refrigerator Lock

46 patents: Sort by Forward Citations

1. 6116067 - Electronically controlled lock system for tool containers (2000-09-12),

2. 6068305 - Lock assembly for vending machines and method for locking and unlocking (2000-05-30),

3. 5970762 - Lock plug assembly and a tumbler with a bent-over end therefor (1999-10-26),

4. 5921119 - Pop-out handle lock assembly (1999-07-13),

5. 5907963 - Lock assembly with a key-activated removable core structure (1999-06-01),

6. 5862693 - Electronically controlled security lock (1999-01-26),

7. 5636540 - Lock clip (1997-06-10),

8. 5634358 - Motorcycle ignition switch and steering lock (1997-06-03),

9. 5619874 - Handle lock for safe doors and the like (1997-04-15),

10. 5595079 - Motorcycle steering lock (1997-01-21),

11. D376131 - Motorcycle ignition switch and steering lock (1996-12-03),

12. 5563387 - Motorcycle ignition switch lock (1996-10-08),

13. 5551263 - Lock with dead bolt camming action on 90 degree lock cylinder rotation (1996-09-03),

14. D369536 - Motorcycle steering lock (1996-05-07),

15. D368846 - Portion of a key blade blank (1996-04-16),

Fort Lock Corporation is a leading provider of high-quality security solutions for residential and commercial clients. With over 20 years of experience in the industry, we specialize in manufacturing and distributing advanced locking systems, access control solutions, and security hardware. Our products are designed to meet the highest standards of durability, reliability, and functionality. Whether you need to secure your home, office, or any other property, Fort Lock Corporation has the perfect solution to meet your needs. Visit our website to explore our wide range of products and learn more about how we can help enhance your security.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

46 Patents

#1 in River Grove, IL

#407 in Illinois

#7,334 in US

#14,689 in the World

River Grove, IL, United States of America

Fort Lock Corporation

Forward Citations = 850

15 inventors:

Gary L Myers (33 out of 93 patents)

Frank J Scherbing (6 out of 11 patents)

Calin Vasile Roatis (3 out of 55 patents)

4. Paul D Caplinger (3 out of 3 patents)

5. William D Denison (2 out of 65 patents)

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