For the Inventor, By the Inventor

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Charleroi, PA, United States of America

Ductmate Industries, Inc.

USPTO Granted Patents = 39

% Expired Patents = 10.3

CIPO Patents = 1

Trademarks = 14

Forward Citations = 402

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20 inventors (with patents filed for the assignee):

Peter J Arnoldt (12 out of 12 patents)

Vincent L Bloom (10 out of 10 patents)

Douglas Gudenburr (8 out of 8 patents)

4. Alan B Shuey (6 out of 6 patents)

5. Duane Fetko (5 out of 5 patents)

6. Peter J Arnoldt (5 out of 5 patents)

7. Frederick J Arnoldt (3 out of 3 patents)

8. Alvin L Jefferson (2 out of 2 patents)

9. Branden Butella (2 out of 2 patents)

10. David Agee (2 out of 2 patents)

11. Christopher A Armstrong (2 out of 2 patents)

12. Alvin Coughenour (2 out of 2 patents)

13. Manfred Meinig (2 out of 13 patents)

14. Andrew James Male (2 out of 6 patents)

15. Edward F Rafalski (2 out of 2 patents)

Core Competencies:

Sealed Fittings

Duct Connectors

Circular Duct

Oval Duct

Self-Locking Duct

Duct Access Door

Damper Assembly

High Efficiency Take-Off

Cable Support Systems

Fabricated Duct

Duct Joint Assembly

Automatic Duct Welding

39 patents: Sort by Forward Citations

1. 10898920 - HVAC round pipe sealed fittings (2021-01-26),

2. 10591179 - Flexible register boot for heated and cooled air (2020-03-17),

3. 10589911 - Angle plate package having a single strap (2020-03-17),

4. 10533689 - Double wall duct connector (2020-01-14),

5. 10436369 - High efficiency take-off fitting (2019-10-08),

6. 10190796 - Self-sealing circular cross-section sheet metal duct and method for manufacturing a sealed circular cross-section duct (2019-01-29),

7. 9074709 - Process for manufacturing sealed round metal ductwork (2015-07-07),

8. 8973954 - Dual purpose dimple for HVAC circular ductwork (2015-03-10),

9. 8505185 - Method of installing sealed circular ductwork (2013-08-13),

10. 8429803 - Dual purpose dimple for HVAC circular ductwork (2013-04-30),

11. 8151430 - Method of installing a self locking sheet metal duct (2012-04-10),

12. 7992904 - Sealing mechanism for ductwork (2011-08-09),

13. 7708034 - Self locking sheet metal duct with a sealant (2010-05-04),

14. 7478467 - Self locking sheet metal duct with a sealant and method for manufacturing the duct with a sealant and installing the duct with a sealant (2009-01-20),

15. 7287728 - Cable support systems (2007-10-30),

Company Overview

Ductmate Industries, Inc., based in Charleroi, PA, specializes in the development and manufacturing of high-quality HVAC (heating, ventilation, and air conditioning) products. The company focuses on providing innovative solutions for air distribution, including duct systems and accessories, which are essential for efficient climate control in residential and commercial buildings. Ductmate is recognized for its commitment to quality and performance, serving a diverse clientele across various sectors in the United States and beyond.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

39 Patents

#2 in Charleroi, PA

#327 in Pennsylvania

#8,830 in US

#17,465 in the World

Charleroi, PA, United States of America

Ductmate Industries, Inc.

Forward Citations = 402

20 inventors:

Peter J Arnoldt (12 out of 12 patents)

Vincent L Bloom (10 out of 10 patents)

Douglas Gudenburr (8 out of 8 patents)

4. Alan B Shuey (6 out of 6 patents)

5. Duane Fetko (5 out of 5 patents)

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