For the Inventor, By the Inventor

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Pittsburgh, PA, United States of America

Dietrich Industries, Inc.

USPTO Granted Patents = 25

% Expired Patents = 28.0

EPO Patents = 1

Trademarks = 5

Forward Citations = 951

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19 inventors (with patents filed for the assignee):

Larry Randall Daudet (12 out of 15 patents)

Gregory S Ralph (8 out of 11 patents)

Edmund L Ponko (7 out of 9 patents)

4. William L Elderson (4 out of 7 patents)

5. John R Beck (3 out of 3 patents)

6. Michael D Whitticar (3 out of 3 patents)

7. Alfred C Patty (2 out of 2 patents)

8. Erenio Reyes (1 out of 13 patents)

9. Melvin J Kurpinski (1 out of 1 patent)

10. Rahim Allagheband Zadeh (1 out of 3 patents)

11. James Wilson Brunt (1 out of 1 patent)

12. John J Collins (1 out of 1 patent)

13. Norman J Hedman (1 out of 3 patents)

14. Larry E Stimpert, Ii (1 out of 1 patent)

15. Joseph A Jinkens (1 out of 2 patents)

Core Competencies:

Wall And Floor Systems

Building Construction Components

Joist Support Apparatus

Control Joint

Vertical Slide Clip

Spacer Bar Retainers

Bridging System

Stud Wall System

Rollforming Machine

Floor System

Truss Pitch Break Connector Plate

Structural Framing System

25 patents: Sort by Forward Citations

1. 8091316 - Wall and floor systems (2012-01-10),

2. 7856786 - Wall and floor construction arrangements and methods (2010-12-28),

3. 7757450 - Control joint (2010-07-20),

4. 7739850 - Building construction components (2010-06-22),

5. 7716899 - Building construction systems and methods (2010-05-18),

6. 7240459 - Joist support apparatus (2007-07-10),

7. 7174690 - Vertical slide clip (2007-02-13),

8. 7168219 - Support apparatuses and jambs for windows and doors and methods of constructing same (2007-01-30),

9. 7159369 - Stud wall system and method using combined bridging and spacing device (2007-01-09),

10. 7017310 - Spacer bar retainers and methods for retaining spacer bars in metal wall studs (2006-03-28),

11. 6920734 - Bridging system for off-module studs (2005-07-26),

12. 6761005 - Joist support member (2004-07-13),

13. 6708460 - Stud wall system and method using a combined bridging and spacing device (2004-03-23),

14. 6694695 - Wall stud spacer system with spacer retainers (2004-02-24),

15. 6691487 - Apparatus for reinforcing a portion of a metal joist adjacent an opening therethrough and methods for forming reinforced openings in metal support members (2004-02-17),

Company Overview

Dietrich Industries, Inc. is a prominent manufacturer based in Pittsburgh, PA, specializing in innovative solutions for the construction and manufacturing sectors. The company focuses on developing advanced metal framing systems and accessories, catering to a diverse range of applications including commercial and residential construction. With a commitment to quality and efficiency, Dietrich Industries leverages cutting-edge technology to enhance building processes and improve structural integrity, making it a key player in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

25 Patents

#103 in Pittsburgh, PA

#491 in Pennsylvania

#13,370 in US

#25,730 in the World

Pittsburgh, PA, United States of America

Dietrich Industries, Inc.

Forward Citations = 951

19 inventors:

Larry Randall Daudet (12 out of 15 patents)

Gregory S Ralph (8 out of 11 patents)

Edmund L Ponko (7 out of 9 patents)

4. William L Elderson (4 out of 7 patents)

5. John R Beck (3 out of 3 patents)

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