For the Inventor, By the Inventor

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Dayton, OH, United States of America

Dayco Corporation

USPTO Granted Patents = 348

EPO Patents = 1

Trademarks = 15

Forward Citations = 4,946

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171 inventors (with patents filed for the assignee):

Donald L Kleykamp (26 out of 30 patents)

Joseph P Miranti, Jr (25 out of 31 patents)

Delmar D Long (17 out of 28 patents)

4. Randy C Foster (15 out of 45 patents)

5. Anderson W Howerton (15 out of 16 patents)

6. Gerald C Hollaway, Jr (15 out of 19 patents)

7. Paul M Standley (15 out of 17 patents)

8. Homer N Holden (14 out of 44 patents)

9. Doyle V Haren (14 out of 15 patents)

10. Julien C Mathieu (14 out of 14 patents)

11. Robert E Wetzel (13 out of 18 patents)

12. Larry R Oliver (12 out of 16 patents)

13. Dewey D Henderson (10 out of 29 patents)

14. Roger D Meadows (9 out of 19 patents)

15. Richard L Marsh (8 out of 23 patents)

Core Competencies:

Power Transmission Belt

Belt Tensioner

Polymeric-Coated Fabric

Endless Belt Construction

Belt Pulley

Elastomer-Coated Fabric

Transverse Belt Element

Railroad Hatch Cover

Hose Construction

Brake System Assembly

Synchronous Belt

Multiple Fluid Conveying Hose

348 patents: Sort by Forward Citations

1. 4647278 - Endless power transmission belt construction and method of making the (1987-03-03),

2. 4642076 - Belt construction clip for a transverse belt element therefor and method (1987-02-10),

3. 4637940 - Elastomer-coated bias reinforcement fabric and method for producing same (1987-01-20),

4. 4637638 - Branched hose construction, joint construction and part therefor, and (1987-01-20),

5. 4634413 - Method of making a fiber-loaded polymeric sheet (1987-01-06),

6. 4634411 - Endless power transmission belt construction and method of making the (1987-01-06),

7. 4634408 - Belt tensioner, part therefor and methods of making the same (1987-01-06),

8. 4634405 - Pulley construction and method of making the same (1987-01-06),

9. 4629444 - Belt pulley and method of making the same (1986-12-16),

10. 4626232 - Belt construction and method of making the same (1986-12-02),

11. 4625539 - Automatic crimper and crimping die (1986-12-02),

12. 4624813 - Elastomer-coated bias reinforcement fabric and method and apparatus for (1986-11-25),

13. 4624652 - Belt tensioner, part therefor and methods of making the same (1986-11-25),

14. 4622243 - Method and apparatus for producing elastomer-coated bias fabric (1986-11-11),

15. 4622023 - Belt pulley and method of making the same (1986-11-11),

Company Overview

Dayco Corporation, headquartered in Dayton, Ohio, specializes in the development and manufacturing of power transmission belts and related components. The company focuses on innovative technologies such as belt tensioners, polymeric-coated fabrics, and endless belt construction, catering to various industries including automotive and industrial applications. Dayco's expertise extends to producing essential components like belt pulleys and elastomer-coated fabrics, ensuring reliable performance in demanding environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

348 Patents

#3 in Dayton, OH

#58 in Ohio

#1,298 in US

#2,616 in the World

Dayton, OH, United States of America

Dayco Corporation

Forward Citations = 4,946

171 inventors:

Donald L Kleykamp (26 out of 30 patents)

Joseph P Miranti, Jr (25 out of 31 patents)

Delmar D Long (17 out of 28 patents)

4. Randy C Foster (15 out of 45 patents)

5. Anderson W Howerton (15 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dayco Corporation. Retrieved from https://idiyas.com/company/dayco

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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