Evanston, IL, United States of America

Louis C Harms

This inventor holds 12 USPTO granted patents. Top assignees: Parker-Hannifin Corporation, Fluid Power Industries, Inc., Ambac Industries, Inc.. Active years: 1978-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Louis C Harms. Retrieved from https://idiyas.com/inventor/louis-c-harms

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


% Patents Active = 66.7

Average Co-Inventor Count = 1.4

ph-index = 9

Forward Citations = 290(Granted Patents)


Company Filing History:


Years Active: 1978-2013

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12 patents (USPTO):Explore Patents

Title: The Innovator: Louis C. Harms

Introduction:

Louis C. Harms, a prolific inventor based in Evanston, IL, has made significant contributions in the field of hydraulic systems and control valves. With an impressive 12 patents to his name, Harms is recognized for his innovative solutions that have enhanced various industries.

Latest Patents:

1. Hydraulic Drive System for Sand and Salt Spreaders: Harms' hydraulic drive system revolutionizes the distribution of road surface treatment materials like sand and salt. By incorporating pressure-compensated proportional control valves, this system ensures efficient and precise spreader operation.

2. Proportional Pressure Control Valve: Harms' invention focuses on electronically controlled hydraulic valves for electro-hydraulically controlled transmissions. The proportional pressure control valve optimizes fluid flow between different ports, enhancing the performance of hydraulic actuators.

Career Highlights:

Harms has honed his expertise working with renowned companies such as Parker-Hannifin Corporation and Fluid Power Industries, Inc. His innovative spirit and dedication to improving hydraulic systems have not only benefited these organizations but have also elevated the industry standards.

Collaborations:

During his career, Harms has collaborated with skilled professionals like Zilek Liberfarb and Raymond R. O'Toole, Jr. These collaborations have led to the development of cutting-edge technologies and solutions that have had a lasting impact on the field of hydraulic engineering.

Conclusion:

Louis C. Harms' relentless pursuit of innovation and his invaluable contributions to the realm of hydraulic systems highlight his position as a visionary inventor. His patented inventions have not only improved operational efficiencies but have also paved the way for advancements in the industry.

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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