Poland, OH, United States of America

Richard C Harpman

This inventor holds 2 USPTO granted patents. Top assignee: Other. Active years: 1999-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard C Harpman. Retrieved from https://idiyas.com/inventor/richard-c-harpman

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


% Patents Active = 50.0

Average Co-Inventor Count = 1.3

ph-index = 1

Forward Citations = 48(Granted Patents)


Company Filing History:

goldMedal2 out of 834,513 
Other
 patents

Years Active: 1999-2016

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2 patents (USPTO):Explore Patents

Title: Richard C Harpman: Innovator in Oil Testing and Shipping Solutions

Introduction

Richard C Harpman is an accomplished inventor based in Poland, OH (US). He has made significant contributions to the fields of oil testing and shipping solutions. With a total of 2 patents, Harpman has demonstrated his innovative spirit and commitment to improving everyday processes.

Latest Patents

Harpman's latest patents include a Colorimetric Oil Testing Apparatus and System. This invention is designed to assess the quality and viability of motor oil in vehicles, helping users determine when an oil change is necessary. The apparatus features an absorbent strip of chemically treated material mounted on a single-use display and test card. When a used oil sample is deposited, the strip changes color based on the oil's alkalinity, providing a clear indication of whether the oil should be changed.

Another notable patent is the Corrugated Cardboard Pallet. This shipping pallet is constructed with strong, lightweight, and recyclable support surfaces, along with rigid reusable support stringers. The pallet utilizes precision-cut and scored corrugated cardboard sheets, which are formed around the support stringers. A reinforcing surface sheet is secured with adhesive, resulting in a durable and eco-friendly shipping solution.

Career Highlights

Throughout his career, Richard C Harpman has focused on creating practical solutions that enhance efficiency and sustainability. His work in developing innovative products has garnered attention and respect within the industry.

Collaborations

Harpman has collaborated with various professionals, including his coworker Charles P Keip. Their combined expertise has contributed to the successful development of Harpman's inventions.

Conclusion

Richard C Harpman is a notable inventor whose work in oil testing and shipping solutions reflects his dedication to innovation. His patents not only address practical needs but also promote sustainability in everyday practices.

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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