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For the Inventor, By the Inventor

Opelika, AL, United States of America

Diversified Products, Inc.


USPTO Granted Patents = 75

% Expired Patents = 4.0


Trademarks = 27

Forward Citations = 2,033

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37 inventors (with patents filed for the assignee):

goldMedal Steven B Liebers (18 out of 19 patents)

silverMedal Ira J Silberman (15 out of 15 patents)

bronzeMedal Gary L Rockwell (12 out of 19 patents)

4.  James F Lucas (6 out of 6 patents)

5.  Bruce F Coody (6 out of 8 patents)

6.  Jonathan C Mott (5 out of 10 patents)

7.  Robert C Kelley (5 out of 5 patents)

8.  Michael R Byrd (5 out of 5 patents)

9.  Zhongqiu Zhu (4 out of 4 patents)

10.  Boris B Liebers (3 out of 3 patents)

11.  Randall N Bartlett (3 out of 4 patents)

12.  Chris Meyers (2 out of 2 patents)

13.  Kurt Shenk (2 out of 2 patents)

14.  Jack B Jarriel (2 out of 2 patents)

15.  John Seal (2 out of 7 patents)


Core Competencies:
Hydraulic Culvert Cleaner
Eyeglass Display
Exercise Treadmill
Physical Exerciser
Weight Lifting Apparatus
Cycle Exerciser
Adjustable Basketball Goal
Racquet Frame
Portable Exerciser
Wall Mounted Unit
Cable-Operated Exerciser
Folding Exercising Apparatus

75 patents:

1. 10953442 - Hydraulic culvert cleaner (2021-03-23),
2. 10684000 - Inline mast adapter apparatus for a light tower (2020-06-16),
3. 10597844 - Single cylinder hydraulic coupler (2020-03-24),
4. D806456 - Eyeglass display (2018-01-02),
5. 9751472 - Tool rack attachment (2017-09-05),
6. 9428120 - Auxiliary mobile power system (2016-08-30),
7. 9408446 - Case for a portable electronic device (2016-08-09),
8. D699434 - Case for reading glasses (2014-02-18),
9. 8337016 - Hanger system for glasses and case (2012-12-25),
10. D650211 - Display hanger for reading glasses and case (2011-12-13),
11. D648528 - Case for reading glasses (2011-11-15),
12. D645660 - Case for reading glasses (2011-09-27),
13. 7762511 - Display hanger for non-prescription reading glasses and case (2010-07-27),
14. 7523909 - Display hanger for non-prescription reading glasses and case (2009-04-28),
15. D577911 - Case for reading glasses (2008-10-07),
Company Overview
Diversified Products, Inc., based in Opelika, Alabama, specializes in the development and manufacturing of innovative exercise equipment. The company focuses on a range of fitness solutions, including hydraulic culvert cleaners, adjustable basketball goals, and various exercise machines such as treadmills and weight lifting apparatuses. With a commitment to enhancing physical fitness, Diversified Products integrates advanced technology into its offerings, catering to both individual and commercial fitness needs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Diversified Products, Inc. USPTO Patent Assignee Logo
75 Patents

#1 in Opelika, AL

#22 in Alabama

#4,913 in US

#10,023 in the World

Opelika, AL (US)
Opelika, AL, United States of America

Diversified Products, Inc.

Forward Citations = 2,033

37 inventors:

goldMedal Steven B Liebers (18 out of 19 patents)

silverMedal Ira J Silberman (15 out of 15 patents)

bronzeMedal Gary L Rockwell (12 out of 19 patents)

4.  James F Lucas (6 out of 6 patents)

5.  Bruce F Coody (6 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Diversified Products, Inc.. Retrieved from https://idiyas.com/company/diversified-products

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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