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Dayton, OH, United States of America

The Duriron Company, Inc.

USPTO Granted Patents = 26

Forward Citations = 422

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34 inventors (with patents filed for the assignee):

Richard L Helferich (8 out of 11 patents)

Robert C Schenck (4 out of 6 patents)

Robert Joseph Brown (2 out of 4 patents)

4. John W McKinney, Jr (2 out of 2 patents)

5. Jack L Wissman (2 out of 2 patents)

6. William B Shook (2 out of 19 patents)

7. Dennis M Rusnak (1 out of 2 patents)

8. Royce Chaffin (1 out of 2 patents)

9. David Lamar Bowers (1 out of 2 patents)

10. Donnie Ray Hammock (1 out of 2 patents)

11. Gerald Patrick McDermott (1 out of 3 patents)

12. Jack Joseph Powell (1 out of 3 patents)

13. Gary W McKale (1 out of 1 patent)

14. Anthony F McGowan (1 out of 1 patent)

15. Douglas A Bogart (1 out of 1 patent)

Core Competencies:

Ceramic Shapes

Porous Ceramics

Hydrogel-Bound Aggregates

Diesel Particulate Trap

Induction Melting

Corrosion Resistant Pump

Ball Valve

Mechanical Interlock

Filter Press Plates

Lined Pump

Fluoropolymers

Cable Guide

26 patents: Sort by Forward Citations

1. 5900083 - Heat treatment of cast alpha/beta metals and metal alloys and cast (1999-05-04),

2. 5807086 - Seal chamber splash guard (1998-09-15),

3. 5746417 - Adjustable ball valve (1998-05-05),

4. 5336996 - Hall effect monitoring of wear of bearing supporting a rotor within a (1994-08-09),

5. 4968423 - Filter leaf (1990-11-06),

6. 4963515 - Lightweight hydrogel-bound aggregate shapes and process for producing (1990-10-16),

7. 4923487 - Cross flow diesel particulate trap (1990-05-08),

8. 4878947 - Method for manufacture of porous refractory articles (1989-11-07),

9. 4871495 - Process for producing porous ceramic filter for filtering of (1989-10-03),

10. 4846906 - Methods for the manufacture of porous ceramic shapes containing (1989-07-11),

11. 4814300 - Porous ceramic shapes, compositions for the preparation thereof, and (1989-03-21),

12. 4812424 - Kiln furniture for the firing of ceramic articles (1989-03-14),

13. 4774984 - Low-noise plug valve (1988-10-04),

14. 4738713 - Method for induction melting reactive metals and alloys (1988-04-19),

15. 4722664 - Lined corrosion resistant pump (1988-02-02),

Company Overview

The Duriron Company, Inc. is a specialized manufacturer based in Dayton, Ohio, focusing on innovative solutions for industrial applications. The company is recognized for its expertise in corrosion-resistant materials and custom-engineered products, primarily serving sectors such as water treatment, chemical processing, and power generation. Duriron's commitment to research and development enables it to deliver advanced technologies that enhance operational efficiency and sustainability in various industrial environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

26 Patents

#25 in Dayton, OH

#569 in Ohio

#12,865 in US

#24,826 in the World

Dayton, OH, United States of America

The Duriron Company, Inc.

Forward Citations = 422

34 inventors:

Richard L Helferich (8 out of 11 patents)

Robert C Schenck (4 out of 6 patents)

Robert Joseph Brown (2 out of 4 patents)

4. John W McKinney, Jr (2 out of 2 patents)

5. Jack L Wissman (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Duriron Company, Inc.. Retrieved from https://idiyas.com/company/duriron-company

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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