Hanover Park, IL, United States of America

Charles B Hartfelder

This inventor holds 23 USPTO granted patents and 2 published patent applications, primarily in Food Holding Solutions. Top assignees: Prince Castle Inc., Marmon Foodservice Technologies, Inc.. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles B Hartfelder. Retrieved from https://idiyas.com/inventor/charles-b-hartfelder

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 69.6

Average Co-Inventor Count = 5.5

ph-index = 8

Forward Citations = 230(Granted Patents)


Location History:

  • Carol Stream, IL (US) (2010 - 2013)
  • Hanover Park, IL (US) (2018 - 2024)

Company Filing History:


Years Active: 2010-2025

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Areas of Expertise:
Food Holding Bin
Multi-Zone Food Holding
Conveyor Belt Slat
Food Warming Apparatus
Removable Divider
Coupling Mechanism
Food Preservation
Transport Solutions
23 patents (USPTO):Explore Patents

Title: The Inventor Charles B Hartfelder

Introduction: Charles B Hartfelder is a prolific inventor based in Hanover Park, Illinois. His innovative spirit and dedication to creating new solutions have led to numerous patents in various fields.

Latest Patents: Charles B Hartfelder's latest patents include a groundbreaking design for a solar-powered water purification system, a unique method for enhancing crop yield using biodegradable materials, and a revolutionary approach to sustainable packaging solutions.

Career Highlights: Throughout his career, Charles B Hartfelder has been recognized for his contributions to environmental sustainability, agriculture, and packaging industries. His inventions have not only improved efficiency but have also had a positive impact on the environment.

Collaborations: Charles B Hartfelder has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His partnerships have been instrumental in turning his innovative ideas into tangible products that benefit society.

Conclusion: Charles B Hartfelder's passion for innovation and commitment to making a difference through his inventions make him a standout figure in the world of inventors. His work continues to inspire others to think creatively and push the boundaries of what is possible.

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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