Hastings, MN, United States of America

Karl J Fritze

This inventor holds 47 USPTO granted patents and 7 published patent applications and 4 EPO patents, primarily in Water Filtration Systems. Top assignees: 3M Innovative Properties Company, Hydra-Flex Inc., Pentapure Incorporated. Active years: 1998-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karl J Fritze. Retrieved from https://idiyas.com/inventor/karl-j-fritze

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

USPTO Granted Patents = 47 

% Patents Active = 68.1

 

Average Co-Inventor Count = 1.6

ph-index = 18

Forward Citations = 1,208(Granted Patents)


Location History:

  • Denmark Township, MN (US) (1998 - 2017)
  • Hastings, MN (US) (2012 - 2024)

Company Filing History:


Years Active: 1998-2025

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Areas of Expertise:
Water Filtration
Integrated Valve
Electrically Enhanced Filter
Chemical Dispensing
Wine Dispensing
Filtration System
Hot Disconnect Filter
Gravimetric Dispensing
Micro Dosing Panel
Crossflow Filtration
Liquid Dispenser
Filter Assembly
47 patents (USPTO):Explore Patents

Title: Karl J. Fritze: A Pioneer in Fluid Delivery Systems

Introduction

Karl J. Fritze, an accomplished inventor based in Hastings, MN, has made significant contributions to the field of fluid delivery systems. With a remarkable portfolio comprising 46 patents, he has consistently pushed the boundaries of innovation, focusing on practical and efficient solutions in fluid treatment and delivery technologies.

Latest Patents

Fritze's recent patents reflect his forward-thinking approach and technological adeptness. One of his notable inventions is a **manifold with integrated valve**, designed for fluid delivery systems. This manifold includes key components such as a fluid inlet that defines part of a common channel, a fluid nozzle outlet, a plunger housing for the integrated valve, a collar for the coupling mechanism, and a robust mounting structure. The innovative design allows for an integrally-constructed assembly, enabling efficient fluid delivery.

Another recent patent is the **electrically enhanced filter cartridge and methods for its use**. This invention features a fluid treatment apparatus equipped with replaceable treatment cartridges containing treatment media. The cartridges are designed to be electrically enhanced, creating regions of differing polarity to effectively treat both liquids, such as aqueous solutions, and gases like air. By employing fixed polarity conductors connected to a power source, Fritze’s invention allows for improved treatment efficiency tailored for various applications.

Career Highlights

Throughout his career, Karl J. Fritze has collaborated with several prominent companies. Notably, he has worked with 3M Innovative Properties Company and Hydra-Flex Inc., where he honed his skills and contributed to developing cutting-edge technologies. His deep understanding of fluid dynamics and system integration has made him a valuable asset in the industry.

Collaborations

In addition to his professional accomplishments, Fritze has worked alongside talented individuals such as Jaime Leonard Harris and Kirby Juhl Kuhlemeier. These collaborations have not only enriched his work but have also played a vital role in advancing their respective fields.

Conclusion

Karl J. Fritze stands out as an inventive force in fluid delivery systems, with a robust body of work that exemplifies creativity and technical skill. His latest patents showcase his dedication to innovation, focusing on practical solutions that enhance fluid treatment technologies. As he continues to develop new inventions, Fritze's impact on the industry is sure to be significant for years to come.

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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