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For the Inventor, By the Inventor

South Deerfield, MA, United States of America

Hardigg Industries, Inc.


USPTO Granted Patents = 44

% Expired Patents = 6.8


Trademarks = 19

Forward Citations = 1,517

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24 inventors (with patents filed for the assignee):

goldMedal James S Hardigg (31 out of 36 patents)

silverMedal Mark C Gaydos (11 out of 11 patents)

bronzeMedal Joseph C Strzegowski (6 out of 8 patents)

4.  Stanley Lewandowski (6 out of 6 patents)

5.  George R Havrilla (5 out of 5 patents)

6.  Edward W Turner (5 out of 5 patents)

7.  Robert L Wells, Jr (4 out of 13 patents)

8.  Stanley W Lewandowski, Jr (3 out of 3 patents)

9.  E Wayne Turner (3 out of 3 patents)

10.  Christopher H Patstone (2 out of 9 patents)

11.  Robert Milliken (2 out of 2 patents)

12.  David B Neal (2 out of 2 patents)

13.  Rene R Aponte (2 out of 2 patents)

14.  Peter J Blake (2 out of 3 patents)

15.  Stephen R Smiaroski (1 out of 1 patent)


Core Competencies:
Modular Case
Container Assembly
Transport Case
Pressure Relief Valve
Electronic Rack
Welding Method
Lightweight Handle
Hinge Mechanism
Battery Jar
Seam Roller
Reusable Container
Speaker Enclosures

44 patents:

1. 8850681 - Modular case and method of forming the same (2014-10-07),
2. 8789699 - Container assembly (2014-07-29),
3. 8678227 - Leg assembly (2014-03-25),
4. 8640911 - Modular case and method of forming the same (2014-02-04),
5. 7762750 - Removable rack mount frame (2010-07-27),
6. D523242 - Case (2006-06-20),
7. D482529 - Transport case (2003-11-26),
8. 6622881 - Pressure relief valve for air-tight containers (2003-09-23),
9. 6527309 - Latch apparatus (2003-03-04),
10. D467426 - Transport case (2002-12-25),
11. D467425 - Transport case (2002-12-25),
12. D467424 - Transport case (2002-12-25),
13. D462519 - Case (2002-09-11),
14. 6332997 - Method and apparatus for making a one piece battery jar (2001-12-25),
15. 6230925 - Lightweight handle (2001-05-15),
Company Overview
Hardigg Industries, Inc. is a leading manufacturer specializing in the design and production of rugged transport cases and modular container systems. Based in South Deerfield, Massachusetts, the company focuses on innovative solutions for secure transport and storage, catering to various industries including defense, aerospace, and medical sectors. Their expertise encompasses advanced technologies such as pressure relief valves, latch apparatuses, and lightweight handles, ensuring durability and functionality in demanding environments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Hardigg Industries, Inc. USPTO Patent Assignee Logo
44 Patents

#1 in South Deerfield, MA

#456 in Massachusetts

#7,956 in US

#15,756 in the World

South Deerfield, MA (US)
South Deerfield, MA, United States of America

Hardigg Industries, Inc.

Forward Citations = 1,517

24 inventors:

goldMedal James S Hardigg (31 out of 36 patents)

silverMedal Mark C Gaydos (11 out of 11 patents)

bronzeMedal Joseph C Strzegowski (6 out of 8 patents)

4.  Stanley Lewandowski (6 out of 6 patents)

5.  George R Havrilla (5 out of 5 patents)

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