For the Inventor, By the Inventor

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Ashland City, TN, United States of America

State Industries, Inc.

USPTO Granted Patents = 26

% Expired Patents = 3.8

Trademarks = 15

Forward Citations = 406

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16 inventors (with patents filed for the assignee):

Otto Z Vago (11 out of 14 patents)

D Kent Lindahl (6 out of 6 patents)

Rolf E Faber (5 out of 5 patents)

4. William Michael Pryor (4 out of 21 patents)

5. Clifford Carlton (4 out of 4 patents)

6. Rodney Ray Syler (3 out of 12 patents)

7. John R Lindahl (3 out of 3 patents)

8. Ernest Wenczl (2 out of 2 patents)

9. Hector J Donastorg (2 out of 2 patents)

10. Denver G Collins (2 out of 2 patents)

11. Donald W Denton (2 out of 2 patents)

12. Nabil Othman Shahin (1 out of 1 patent)

13. Gordon D Shippy (1 out of 1 patent)

14. R James Terwilliger (1 out of 1 patent)

15. Rodeny R Syler (1 out of 1 patent)

Core Competencies:

Water Heater

Gas Burner

Tank Construction

Control System

Low NOx

Electric Water Heater

Tank Connector

Solar Heating

Fabrication Method

Heating Water

Manufacturing Process

Insulation

26 patents: Sort by Forward Citations

1. 6612301 - Water heater (2003-09-02),

2. 6465764 - Water heater and control system therefor (2002-10-15),

3. 6029615 - Water heater construction and fabrication method therefor (2000-02-29),

4. 5988116 - Low NO.sub.x gas burner and method of operation (1999-11-23),

5. 5913675 - Low NO.sub.x gas burner (1999-06-22),

6. D400971 - Gas-fired water heater (1998-11-10),

7. 5746344 - Tank connector construction (1998-05-05),

8. D388868 - Electric water heater (1998-01-06),

9. 5697515 - Tank and tank connector assembly (1997-12-16),

10. 5655299 - Method of fabricating a tank and method of fabricating a tank connector (1997-08-12),

11. 5568687 - Method of fabricating a tank and method of fabricating a tank connector (1996-10-29),

12. 5509567 - Tank connector construction (1996-04-23),

13. 5431764 - Method of fabricating a tank and method of fabricating a tank connector (1995-07-11),

14. 5379507 - Method of manufacturing a tank (1995-01-10),

15. 5217140 - Tank construction and method of manufacture (1993-06-08),

Company Overview

State Industries, Inc. is a prominent manufacturer specializing in water heating solutions, including residential and commercial water heaters. The company is known for its commitment to innovation and quality, offering a diverse range of products designed to meet the varying needs of customers. With a focus on energy efficiency and advanced technology, State Industries serves a broad market across the United States, contributing to sustainable practices in the heating industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

26 Patents

#1 in Ashland City, TN

#126 in Tennessee

#12,859 in US

#24,806 in the World

Ashland City, TN, United States of America

State Industries, Inc.

Forward Citations = 406

16 inventors:

Otto Z Vago (11 out of 14 patents)

D Kent Lindahl (6 out of 6 patents)

Rolf E Faber (5 out of 5 patents)

4. William Michael Pryor (4 out of 21 patents)

5. Clifford Carlton (4 out of 4 patents)

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