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For the Inventor, By the Inventor

Angola, IN, United States of America

Transguard Industries, Inc.


USPTO Granted Patents = 21

% Expired Patents = 14.3

Forward Citations = 495

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20 inventors (with patents filed for the assignee):

goldMedal Terrence N Brammall (14 out of 19 patents)

silverMedal Craig B Hamilton (8 out of 11 patents)

bronzeMedal Stanley Gilbert (7 out of 7 patents)

4.  Rodney Ridenour (7 out of 8 patents)

5.  William J Neely (6 out of 6 patents)

6.  Brandon Walker (5 out of 5 patents)

7.  David L Stevenson (4 out of 7 patents)

8.  Carlos Pinho (2 out of 6 patents)

9.  Jeffrey A Brimmer (2 out of 2 patents)

10.  Richard Gnoinski (2 out of 5 patents)

11.  Jeffrey Eugene Warner (2 out of 2 patents)

12.  Robert F Emmons (2 out of 3 patents)

13.  Richard C Dreisbach (2 out of 24 patents)

14.  Robert Debrody (1 out of 10 patents)

15.  Jeffery Alan Brimmer (1 out of 1 patent)


21 patents:

1. 6948746 - Security seal and lock with enhanced bore sleeve (2005-09-27),
2. 6698806 - Plug door handle bolt seal locking device (2004-03-02),
3. 6540273 - Security seal and lock with enhanced bore sleeve (2003-04-01),
4. 6519982 - Bolt seal protector (2003-02-18),
5. D462600 - Bolt with round head (2002-09-11),
6. 6407666 - Electrical connector for a cylindrical member (2002-06-18),
7. D455945 - Bolt with truncated head (2002-04-24),
8. D455636 - Bolt with stepped head (2002-04-17),
9. D455330 - Bolt with facetted head (2002-04-10),
10. D454773 - Bolt with oval head (2002-03-27),
11. 6265973 - Electronic security seal (2001-07-24),
12. 6010166 - Bolt seal protector hasp (2000-01-04),
13. 6009731 - Locking device for door keeper bar (2000-01-04),
14. 5878604 - Protection device for bolt seal and hasp (1999-03-09),
15. 5749610 - Bolt seal assembly and tool therefor (1998-05-12),
Company Overview
Transguard Industries, Inc. is a prominent player in the security and protection solutions sector, specializing in the development and manufacturing of advanced security systems and products. Based in Angola, Indiana, the company focuses on delivering innovative solutions that enhance safety and security across various industries. With a commitment to quality and technological advancement, Transguard Industries aims to meet the evolving needs of its clients through cutting-edge research and development in security technology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

21 Patents

#2 in Angola, IN

#235 in Indiana

#15,695 in US

#29,961 in the World

Angola, IN (US)
Angola, IN, United States of America

Transguard Industries, Inc.

Forward Citations = 495

20 inventors:

goldMedal Terrence N Brammall (14 out of 19 patents)

silverMedal Craig B Hamilton (8 out of 11 patents)

bronzeMedal Stanley Gilbert (7 out of 7 patents)

4.  Rodney Ridenour (7 out of 8 patents)

5.  William J Neely (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Transguard Industries, Inc.. Retrieved from https://idiyas.com/company/transguard-industries

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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