Plymouth, MN, United States of America

Cal Krupa

This inventor holds 2 USPTO granted patents. Top assignee: Ultra Pac, Inc.. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cal Krupa. Retrieved from https://idiyas.com/inventor/cal-krupa

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 2

Forward Citations = 77(Granted Patents)


Company Filing History:


Years Active: 1992

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2 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Cal Krupa from Plymouth, MN

Introduction

Cal Krupa is an inventive mind residing in Plymouth, Minnesota, known for his contributions to innovative packaging solutions. With a portfolio that includes two patents, Cal demonstrates a commitment to enhancing product functionality and design.

Latest Patents

Among Cal's notable creations is the "Container with Hinged Lid." This innovative design offers both convenience and practicality, reflecting his ability to meet consumer needs in the market. The hinged lid concept not only facilitates easy access but also ensures the secure closure of the container.

Career Highlights

Cal serves at Ultra Pac, Inc., where he applies his inventive prowess to develop cutting-edge packaging technologies. His role involves collaborating with teams to create solutions that are both efficient and user-friendly, reinforcing the company’s reputation as a leader in the packaging industry.

Collaborations

Throughout his career, Cal has worked alongside various professionals and teams at Ultra Pac, Inc. These collaborations have enabled him to tap into a pool of creative ideas and expertise, driving the success of his patent developments and enhancing the company's innovative initiatives.

Conclusion

Cal Krupa exemplifies the spirit of innovation through his impactful contributions to the packaging industry. With his latest patent for the "Container with Hinged Lid" and his ongoing work at Ultra Pac, Inc., Cal continues to pave the way for future advancements in product design and functionality.

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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