Kenosha, WI, United States of America

Gilbert H Krahn

This inventor holds 6 USPTO granted patents. Top assignees: A.l. Hansen Manufacturing Co., Other. Active years: 1990-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gilbert H Krahn. Retrieved from https://idiyas.com/inventor/gilbert-h-krahn

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 131(Granted Patents)


Location History:

  • Kenosha, WI (US) (1990 - 1996)
  • Rockford, IL (US) (2020)

Company Filing History:


Years Active: 1990-2020

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6 patents (USPTO):Explore Patents

Title: The Innovative Mind of Gilbert H. Krahn

Introduction

Gilbert H. Krahn is a notable inventor based in Kenosha, Wisconsin, with a remarkable portfolio of six patents. His inventive spirit has led to the creation of unique devices that enhance functionality and ergonomics in everyday tools.

Latest Patents

Among his latest innovations is the Phi fan, a fluid displacement device that features a center shaft and multiple vanes. Each vane is designed with an inner edge, an outer edge, and a spiraling edge that follows a Fibonacci spiral, enhancing its efficiency. Another significant invention is the heel-shaped ergonomic writing instrument, which is designed to provide comfort and reduce fatigue during prolonged writing sessions. This writing instrument features a shell with a hollow interior, allowing for a natural grip that conforms to the user's hand.

Career Highlights

Throughout his career, Gilbert has worked with various companies, including A.L. Hansen Manufacturing Co. His contributions to the field of invention have been recognized for their practicality and innovative design.

Collaborations

One of his notable collaborators is Randall C. Hansen, with whom he has shared insights and expertise in the development of his inventions.

Conclusion

Gilbert H. Krahn's contributions to innovation reflect his dedication to improving everyday tools through thoughtful design and functionality. His work continues to inspire future inventors and enhance user experiences.

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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