O'Fallon, MO, United States of America

Donald J Grzina

This inventor holds 5 USPTO granted patents. Top assignees: The Boeing Company, Ford Global Technolgoies, LLC, Northwestern University. Active years: 2010-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald J Grzina. Retrieved from https://idiyas.com/inventor/donald-j-grzina

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


% Patents Active = 80.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 23(Granted Patents)


Location History:

  • O'Fallon, MO (US) (2010 - 2015)
  • St. Louis, MO (US) (2016 - 2017)

Company Filing History:


Years Active: 2010-2017

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Donald J. Grzina

Introduction

Donald J. Grzina is a notable inventor based in O'Fallon, Missouri, with a significant portfolio of five patents. His work primarily focuses on advancements in forming tools, particularly those with textured surfaces that enhance the manufacturing process of metal components. Grzina's innovative approach has made a substantial impact in the field of manufacturing.

Latest Patents

Grzina's latest patents revolve around the development of forming tools that feature textured surfaces. One of his patents describes a forming tool that stamps sheet metal blanks into a desired shape. The tool is designed with a contoured surface that allows the metal blank to flow over it during the forming process. By comparing the intrinsic material flow pattern to a desired flow, Grzina identifies regions on the contoured surface that may not receive sufficient metal. To address this, he applies a surface microtexture in a specific pattern that reduces friction in these areas, thereby improving metal flow. Another patent outlines a manufacturing method that similarly focuses on forming components with a desired shape, utilizing the same principles of contoured surfaces and microtexturing to enhance the efficiency of metal flow.

Career Highlights

Throughout his career, Grzina has worked with prominent companies such as The Boeing Company and Ford Global Technologies, LLC. His experience in these leading organizations has contributed to his expertise in the field of manufacturing and innovation.

Collaborations

Grzina has collaborated with notable colleagues, including Rajesh Talwar and Jian Cao, who have also made significant contributions to the field of engineering and manufacturing.

Conclusion

Donald J. Grzina's innovative work in the development of forming tools with textured surfaces showcases his commitment to enhancing manufacturing processes. His patents reflect a deep understanding of material flow and friction, which are crucial for producing high-quality metal components. Grzina's contributions continue to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.
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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