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For the Inventor, By the Inventor

Dayton, OH, United States of America

Dayton-Walther Corporation

Calculating rank
USPTO Granted Patents = 32


Trademarks = 4

Forward Citations = 288

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21 inventors (with patents filed for the assignee):

goldMedal William D Walther (12 out of 14 patents)

silverMedal Robert A DeRegnaucourt (7 out of 11 patents)

bronzeMedal Russell E Rike (5 out of 6 patents)

4.  Larry Bennett Hester (3 out of 10 patents)

5.  John C Hall (3 out of 6 patents)

6.  Jay K Julow (2 out of 6 patents)

7.  Lee Reichel (2 out of 2 patents)

8.  Alan D Foster (2 out of 2 patents)

9.  Vicente M Lozada (2 out of 2 patents)

10.  Thomas Franklin Troester (1 out of 5 patents)

11.  Paul R Messina (1 out of 3 patents)

12.  Donald R Wall (1 out of 3 patents)

13.  Edwin L Carmel (1 out of 3 patents)

14.  Stephen M Bay (1 out of 1 patent)

15.  Brent A Armentrout (1 out of 1 patent)


Core Competencies:
Brake Drum
Disc Brake
Piston
Vehicle Wheel
Moisture Protection
Heat Shield
Balancing Method
Composite Materials
Fastening Assemblies
Landing Gear
Brake Components
Seals

32 patents:

1. 5873636 - Balance weight retention system for vehicle wheel or hub (1999-02-23),
2. 5845747 - Piston with extended outer cover for use in disc brake assembly (1998-12-08),
3. 5826686 - Piston with moisture-protective outer cover for use in disc brake (1998-10-27),
4. 5826684 - Brake drum having ribs on drum outer surface (1998-10-27),
5. 5782324 - Composite brake drum and method for producing same (1998-07-21),
6. 5664648 - Prestressed brake drum or rotor (1997-09-09),
7. 5660253 - Disc brake piston heat shield (1997-08-26),
8. 5603784 - Method for producing a rotatable gray iron brake component (1997-02-18),
9. 5586625 - Method for final balancing a brake drum (1996-12-24),
10. 5560457 - Bleeder screw for disc brake assembly (1996-10-01),
11. 5538105 - Brake shoe hold down clip for disc brake assembly (1996-07-23),
12. 5483855 - Method for final balancing a brake drum (1996-01-16),
13. 5352305 - Prestressed brake drum or rotor (1994-10-04),
14. 4986149 - System for final balancing of cast metal brake drums (1991-01-22),
15. 4902074 - Spacer block (1990-02-20),
Company Overview
Dayton-Walther Corporation, based in Dayton, Ohio, specializes in the design and manufacturing of advanced industrial equipment and components. The company focuses on providing innovative solutions for various sectors, including automotive, aerospace, and general manufacturing. With a commitment to quality and engineering excellence, Dayton-Walther develops products that enhance operational efficiency and safety. Their expertise encompasses a range of technologies, ensuring they meet the evolving needs of their clients in a competitive marketplace.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

32 Patents

#20 in Dayton, OH

#466 in Ohio

#10,615 in US

#20,712 in the World

Dayton, OH (US)
Dayton, OH, United States of America

Dayton-Walther Corporation

Forward Citations = 288

21 inventors:

goldMedal William D Walther (12 out of 14 patents)

silverMedal Robert A DeRegnaucourt (7 out of 11 patents)

bronzeMedal Russell E Rike (5 out of 6 patents)

4.  Larry Bennett Hester (3 out of 10 patents)

5.  John C Hall (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dayton-Walther Corporation. Retrieved from https://idiyas.com/company/dayton-walther

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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