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For the Inventor, By the Inventor

Howell, MI, United States of America

Pinckney Molded Plastics, Inc.


USPTO Granted Patents = 33

% Expired Patents = 6.1

Forward Citations = 981

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11 inventors (with patents filed for the assignee):

goldMedal Elsmer W Kreeger (21 out of 21 patents)

silverMedal Edward L Stahl (10 out of 10 patents)

bronzeMedal Donald Verna (5 out of 6 patents)

4.  Ellsworth E Sanders (5 out of 5 patents)

5.  Richard C Kruyer (2 out of 5 patents)

6.  Douglas T Cox (2 out of 2 patents)

7.  Douglas Hood (2 out of 2 patents)

8.  Robert V Cheeseman (2 out of 2 patents)

9.  Timothy J Coughlin (1 out of 6 patents)

10.  Nicholas A French (1 out of 11 patents)

11.  George C Blair (1 out of 1 patent)


Core Competencies:
Stackable Tray
Bakery Tray
Nesting Container
Multi-Component Shutter
Pallet
Dolly
Reel Storage
Collapsible Container
Sidewall Assembly
Anti-Pivot Stop
Wash Apertures
Prestressed Sections

33 patents:

1. RE44754 - Stackable tray having anti-pivot stop and wash apertures (2014-02-10),
2. 8046919 - Method of manufacturing a shutter (2011-11-01),
3. 7059617 - Dolly (2006-06-13),
4. 6953116 - Stackable tray having prestressed sections (2005-10-11),
5. 6886710 - Stackable tray having anti-pivot stop and wash apertures (2005-05-03),
6. 6560941 - Multi-component window shutter system (2003-05-13),
7. 6394274 - Stackable bakery tray (2002-05-28),
8. 4905833 - Nestable and stackable container (1990-03-06),
9. 4842142 - Open-front, two-level stacking container (1989-06-27),
10. 4813544 - Stackable pie tray (1989-03-21),
11. 4711002 - Bag tie with press release lever (1987-12-08),
12. D292633 - Tray for bakery products (1987-11-03),
13. 4698875 - Dolly with integral structure for detachably mounting casters upon the (1987-10-13),
14. 4687100 - Reel storage container (1987-08-18),
15. D290779 - Front panel for a bakery product container or similar article (1987-07-07),
Company Overview
Pinckney Molded Plastics, Inc. is a specialized manufacturer located in Howell, Michigan, focusing on custom molded plastic products. The company excels in providing innovative solutions for various industries, including automotive, consumer goods, and industrial applications. With a commitment to quality and precision, Pinckney Molded Plastics leverages advanced molding technologies to deliver tailored products that meet the specific needs of its clients, ensuring durability and performance in diverse environments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

33 Patents

#1 in Howell, MI

#388 in Michigan

#10,305 in US

#20,147 in the World

Howell, MI (US)
Howell, MI, United States of America

Pinckney Molded Plastics, Inc.

Forward Citations = 981

11 inventors:

goldMedal Elsmer W Kreeger (21 out of 21 patents)

silverMedal Edward L Stahl (10 out of 10 patents)

bronzeMedal Donald Verna (5 out of 6 patents)

4.  Ellsworth E Sanders (5 out of 5 patents)

5.  Richard C Kruyer (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pinckney Molded Plastics, Inc.. Retrieved from https://idiyas.com/company/pinckney-molded-plastics

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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