For the Inventor, By the Inventor

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Collegeville, PA, United States of America

Diversified Products, Inc.

USPTO Granted Patents = 74

CIPO Patents = 8

Trademarks = 31

Forward Citations = 1,933

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36 inventors (with patents filed for the assignee):

Steven B Liebers (18 out of 19 patents)

Ira J Silberman (15 out of 15 patents)

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 Coupler

Eyeglass Display

Exercise Treadmill

Multi-Function Exerciser

Racquet Frame Molding

Adjustable Basketball Goal

Portable Electronic Device Case

Mobile Power System

Hanger System for Glasses

Vision Tester

Cycle Exerciser

Compact Weight-Training Equipment

74 patents: Sort by Forward Citations

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),

Diversified Products, Inc. is a leading manufacturer of high-quality industrial products. With over 30 years of industry experience, we specialize in producing a wide range of diversified products for various sectors including construction, automotive, and consumer goods. Our dedicated team of experts ensures exceptional quality, innovation, and customer satisfaction. Visit our website to explore our extensive product catalog and learn more about our commitment to excellence.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

74 Patents

#4 in Collegeville, PA

#182 in Pennsylvania

#4,757 in US

#9,715 in the World

Collegeville, PA, United States of America

Diversified Products, Inc.

Forward Citations = 1,933

36 inventors:

Steven B Liebers (18 out of 19 patents)

Ira J Silberman (15 out of 15 patents)

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)

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