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St. Petersburg, FL, United States of America

Security Tag Systems, Inc.

USPTO Granted Patents = 25

Forward Citations = 588

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19 inventors (with patents filed for the assignee):

Lincoln H Charlot, Jr (9 out of 16 patents)

Fred W Herman (7 out of 7 patents)

Dennis L Hogan (5 out of 5 patents)

4. Lucian G Ferguson (4 out of 10 patents)

5. Ming R Lian (4 out of 4 patents)

6. John L Lynch (3 out of 3 patents)

7. William R Menyhert (2 out of 2 patents)

8. Lincoln H Charlot (2 out of 4 patents)

9. Subrata Dey (2 out of 2 patents)

10. Larry K Canipe (1 out of 1 patent)

11. Carter W Clarke, Jr (1 out of 1 patent)

12. Donald J Beach (1 out of 1 patent)

13. William D Thomas (1 out of 1 patent)

14. Edward J DiCarlo (1 out of 1 patent)

15. Robert C Thurmond (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. 5414412 - Frequency dividing transponder, including amorphous magnetic alloy and (1995-05-09),

2. 5406262 - Adjusting magnetic bias field intensity in EAS presence detection system (1995-04-11),

3. 5355120 - Frequency-dividing-transponder tag (1994-10-11),

4. 5347262 - Theft-deterrent device providing force-sensitive tamper detection (1994-09-13),

5. 5337459 - Magnetically releasable clamp (1994-08-16),

6. 5241298 - Electrically-and-magnetically-coupled, batteryless, portable, frequency (1993-08-31),

7. 5140836 - Theft-deterrent device including clamp (1992-08-25),

8. 5069047 - Release of pin-clutch mechanism in theft-deterrent device (1991-12-03),

9. 5065138 - Magnetically-coupled two-resonant-circuit, frequency divider for (1991-11-12),

10. 5065137 - Magnetically-coupled, two-resonant-circuit, frequency-division tag (1991-11-12),

11. 5054172 - Expulsion of detrimental substance from theft-deterrent device (1991-10-08),

12. 5031287 - Detrimental-substance-containing theft-deterrent device (1991-07-16),

13. 5022244 - Pin-clutch mechanism for theft-deterrent device (1991-06-11),

14. 5015953 - Magnetometer for detecting DC magnetic field variations (1991-05-14),

15. 4968972 - Conversion of bias strip in a frequency-dividing-transponder tag into a (1990-11-06),

Security Tag Systems, Inc. is a leading provider of security solutions, specializing in the design, manufacture, and distribution of high-quality security tags and systems. With over 20 years of experience in the industry, we offer innovative and reliable solutions to help businesses minimize theft and maximize profit. Our range of products includes electronic article surveillance (EAS) tags, labels, antennas, and detection systems. We cater to various industries, including retail, healthcare, logistics, and more. Visit our website to explore our products and learn how we can enhance your security measures.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

25 Patents

#11 in St. Petersburg, FL

#333 in Florida

#12,940 in US

#24,961 in the World

St. Petersburg, FL, United States of America

Security Tag Systems, Inc.

Forward Citations = 588

19 inventors:

Lincoln H Charlot, Jr (9 out of 16 patents)

Fred W Herman (7 out of 7 patents)

Dennis L Hogan (5 out of 5 patents)

4. Lucian G Ferguson (4 out of 10 patents)

5. Ming R Lian (4 out of 4 patents)

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