Cranberry Township, PA, United States of America

David Allen Cowan

This inventor holds 22 USPTO granted patents and 1 published patent application, plus 5 CIPO patents and 2 EPO patents. Top assignees: Nova Chemicals Inc., Plastic Safety Systems, Inc., Metromont Corporation. Active years: 1993-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Allen Cowan. Retrieved from https://idiyas.com/inventor/david-allen-cowan

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 22 (Patent Applications = 1)

% Patents Active = 77.3

CIPO Patents = 5 (Patent Applications = 4)

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 3.4

ph-index = 11

Forward Citations = 265(Granted Patents)

Location History:

Cleveland Hts., OH (US) (1993)
Cleveland, OH (US) (1999)
Pepper Pike, OH (US) (1995 - 2001)
Cranberry Township, PA (US) (2007 - 2012)

Company Filing History:

Plastic Safety Systems, Inc.

patents

1 out of 2

Metromont Corporation

patents

where one patent can have more than one assignee

Years Active: 1993-2012

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22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. RE43253 - Lightweight concrete compositions (2012-03-19),

2. 8101102 - Method for improving the resistance of fumigant sorption in an expandable polymer produce container and a related container (2012-01-24),

3. 8101101 - Methods for improving the resistance of fumigant sorption in a produce container and a related produce containers (2012-01-24),

4. 8029617 - Lightweight concrete compositions (2011-10-04),

5. 7972695 - Coating composition for thermoplastic resin particles for forming foam containers (2011-07-05),

6. 7964272 - Lightweight compositions and articles containing such (2011-06-21),

7. 7892645 - Coating composition for thermoplastic resin particles for forming foam containers (2011-02-22),

8. 7790302 - Lightweight compositions and articles containing such (2010-09-07),

9. 7785711 - Coating composition for thermoplastic resin particles for forming foam containers (2010-08-31),

10. 7744692 - Lightweight concrete compositions (2010-06-29),

11. 7736740 - Foam containers and articles from coated thermoplastic resin particles and methods for forming (2010-06-15),

12. 7699929 - Lightweight concrete compositions (2010-04-20),

13. 7666258 - Lightweight compositions and articles containing such (2010-02-23),

14. 7644548 - Lightweight concrete compositions (2010-01-12),

15. 7632348 - Lightweight concrete compositions containing antimicrobial agents (2009-12-15),

Title: The Innovative Contributions of David Allen Cowan

Introduction

David Allen Cowan is a notable inventor based in Cranberry Township, Pennsylvania. He has made significant contributions to the field of materials science, particularly in the development of lightweight concrete and expandable polymer containers. With a total of 22 patents to his name, Cowan's work has had a lasting impact on construction and packaging industries.

Latest Patents

Cowan's latest patents include a lightweight concrete composition that contains a specific blend of cement and particles, designed to achieve a compressive strength of at least 1700 psi. This innovative concrete can be utilized in various applications, including concrete masonry units and construction panels. Another notable patent involves a method for improving the resistance of fumigant sorption in expandable polymer produce containers. This method enhances the performance of containers made from expandable polystyrene particles, ensuring better preservation of produce during fumigation processes.

Career Highlights

Throughout his career, Cowan has worked with prominent companies such as Nova Chemicals and Plastic Safety Systems. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in material applications.

Collaborations

Cowan has collaborated with several professionals in his field, including Michael T. Williams and John K. Madish. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

David Allen Cowan's contributions to innovation in materials science are commendable. His patents reflect a commitment to improving construction and packaging solutions, showcasing his expertise and creativity in the field.

Profile summary based on public USPTO records.