For the Inventor, By the Inventor

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Rockford, IL, United States of America

Elco Industries, Inc.

USPTO Granted Patents = 27

Trademarks = 6

Forward Citations = 661

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15 inventors (with patents filed for the assignee):

Ernest W Reinwall, Jr (9 out of 15 patents)

Ronald S Denley (7 out of 26 patents)

Robert A Hagan (5 out of 5 patents)

4. Rudolph E Knohl (3 out of 5 patents)

5. Arthur R Fry (2 out of 2 patents)

6. Robert R Melone (2 out of 4 patents)

7. Michael Janusz (1 out of 10 patents)

8. Michael R Edwards (1 out of 1 patent)

9. Patrick M Monahan (1 out of 2 patents)

10. Eddie D Ellenberger (1 out of 1 patent)

11. Roy E Peterson (1 out of 1 patent)

12. Donald G Whitchurch (1 out of 1 patent)

13. Kenneth R Carlson (1 out of 1 patent)

14. John Spibey (1 out of 1 patent)

15. Douglas H Wilburn (1 out of 1 patent)

Core Competencies:

Headlight Adjuster

Level Indicating Device

Headlamp Adjuster

Fastener Assembly

Dampening Device

Rotary Motion Dampener

Electrical Terminal

Sealing Fastener

Self-Drilling Fastener

Anchor

Collar Stud

Joint Securing

27 patents: Sort by Forward Citations

1. 5779343 - Headlight adjuster (1998-07-14),

2. 5467255 - Level indicating device for a vehicle headlamp (1995-11-14),

3. 5415507 - Anchor with adjustable seal (1995-05-16),

4. 5414937 - Headlamp indicating device with highlighted level bubble (1995-05-16),

5. 5408391 - Level indicating device for a vehicle headlamp (1995-04-18),

6. 5398173 - Headlamp adjuster with stamped gear (1995-03-14),

7. 5390089 - Dual coordinate headlamp adjuster (1995-02-14),

8. 5359499 - Vertical/horizontal indicator for a vehicular headlamp (1994-10-25),

9. 5355287 - Headlamp adjuster with sealed adjusting link (1994-10-11),

10. 5328311 - Fastener assembly with axially slidable sleeve and floating retainer (1994-07-12),

11. 5244325 - Fastener assembly with axially slidable sleeve (1993-09-14),

12. 5193905 - Vehicle headlamp adjuster (1993-03-16),

13. 4875818 - Screw having a sealing washer (1989-10-24),

14. 4840083 - Device for dampening rotary motion (1989-06-20),

15. 4833938 - Rotary motion dampener (1989-05-30),

Company Overview

Elco Industries, Inc. is a prominent manufacturer specializing in a diverse range of industrial components and assemblies. Based in Rockford, Illinois, the company focuses on providing innovative solutions for various sectors, including automotive, aerospace, and general manufacturing. Elco is recognized for its expertise in precision machining, metal stamping, and assembly processes, ensuring high-quality products tailored to meet the specific needs of its clients. The company's commitment to engineering excellence and customer satisfaction positions it as a key player in the industrial landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

27 Patents

#16 in Rockford, IL

#656 in Illinois

#12,428 in US

#24,034 in the World

Rockford, IL, United States of America

Elco Industries, Inc.

Forward Citations = 661

15 inventors:

Ernest W Reinwall, Jr (9 out of 15 patents)

Ronald S Denley (7 out of 26 patents)

Robert A Hagan (5 out of 5 patents)

4. Rudolph E Knohl (3 out of 5 patents)

5. Arthur R Fry (2 out of 2 patents)

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