For the Inventor, By the Inventor

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Minneapolis, MN, United States of America

Liberty Diversified Industries, Inc.

USPTO Granted Patents = 57

CIPO Patents = 1

Trademarks = 3

Forward Citations = 1,309

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42 inventors (with patents filed for the assignee):

Mark S Stoll (18 out of 22 patents)

Rebecca L Waterston (11 out of 11 patents)

Richard J Morris (10 out of 21 patents)

4. Stanley R Thorud (9 out of 15 patents)

5. Marcus S Lehman (5 out of 7 patents)

6. Mark A Feucht (5 out of 6 patents)

7. Carl J Schoberg (5 out of 5 patents)

8. LeRoy Miller (4 out of 5 patents)

9. Gary P Kasner (4 out of 4 patents)

10. Harold S Klein (3 out of 3 patents)

11. David J Martin (3 out of 5 patents)

12. Scott Charles VanWey (2 out of 2 patents)

13. John E Turek (2 out of 2 patents)

14. Benjamin Fiterman (2 out of 2 patents)

15. James V Ostrum (2 out of 3 patents)

Core Competencies:

Ridge Ventilation

Roof Ventilator

Adjustable Air Deflector

Stackable Trays

Recyclable Waste Systems

Security Disposal Cabinet

Collapsible Containers

Tote Containers

Modular Waste Receptacles

Folding Mechanisms

Data Storage Solutions

Convertible Organizers

57 patents: Sort by Forward Citations

1. 6913530 - Precipitation resistant ridge vent (2005-07-05),

2. 6623354 - Precipitation resistant ridge vent (2003-09-23),

3. 6450882 - Precipitation resistant ridge vent (2002-09-17),

4. RE37388 - Ridge cap type roof ventilator (2001-09-25),

5. 5946868 - Adjustable air deflector for a roof ventilator (1999-09-07),

6. 5934995 - Ridge cap roof ventilator applied in assembled, rolled form and method (1999-08-10),

7. 5651734 - Ridge cap roof ventilator applied in roll form and method of use (1997-07-29),

8. 5331783 - Ridge cap type roof ventilator (1994-07-26),

9. D348284 - Stackable tray for paper stock and drawings (1994-06-28),

10. 5318182 - Stackable and reversible trays for storing drawing sheets, paper stock, (1994-06-07),

11. 5304095 - Roof ventilator having longitudinally aligned folding sections (1994-04-19),

12. 5281076 - Forklift attachment (1994-01-25),

13. 5232149 - Tote container made from a blank having diagonally biased corrugations (1993-08-03),

14. D336701 - Wastebasket component system for recyclable materials (1993-06-22),

15. 5215210 - Molded plastic pail with integrally formed bail (1993-06-01),

Liberty Diversified Industries, Inc. is a family of companies specializing in packaging, paper and office products, furniture, and building products. Our innovative solutions and commitment to sustainability have made us a leader in our industries. With a diverse range of products and services, we strive to exceed customer expectations and create lasting partnerships.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

57 Patents

#37 in Minneapolis, MN

#168 in Minnesota

#6,070 in US

#12,261 in the World

Minneapolis, MN, United States of America

Liberty Diversified Industries, Inc.

Forward Citations = 1,309

42 inventors:

Mark S Stoll (18 out of 22 patents)

Rebecca L Waterston (11 out of 11 patents)

Richard J Morris (10 out of 21 patents)

4. Stanley R Thorud (9 out of 15 patents)

5. Marcus S Lehman (5 out of 7 patents)

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