Aachen, Germany

Karl-Heinz Buehl

This inventor holds 2 USPTO granted patents. Top assignee: Filterwerk Mann + Hummel Gmbh. Active years: 1998-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karl-Heinz Buehl. Retrieved from https://idiyas.com/inventor/karl-heinz-buehl

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1998-2003

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2 patents (USPTO):Explore Patents

Title: Karl-Heinz Buehl: Inventor in Liquid Filtration and Separation

Introduction

Karl-Heinz Buehl is an inventor associated with Aachen, Germany. His work includes inventions for filtering liquids and separating liquid from materials, including metal chips. He is associated with Filterwerk Mann + Hummel GmbH and holds 2 patents.

Latest Patents

Buehl’s listed patents address practical methods and equipment for industrial processing.

- **Method for Filtering a Liquid by the Addition of a Filtering Aid.** This invention describes a method and apparatus that feed a filtering aid from a container to a dosing device. The aid is then supplied to an injecting container, a filter element, or both.

- **Apparatus for Separating Liquid from a Material.** This system is designed to separate liquid from materials, particularly metal chips. It uses a housing with material inlet and discharge openings, a spiral-shaped pressure member, and openings through which extracted liquid is removed.

Career Highlights

Buehl’s patent work focuses on filtration and liquid separation. The inventions described in his patents combine material-handling components with mechanisms for dosing filtering aids or extracting liquid.

Collaborations

Karl-Guenter Bremer is identified as Buehl’s coworker. Buehl is also associated with Filterwerk Mann + Hummel GmbH.

Conclusion

Karl-Heinz Buehl’s two patents reflect a focus on industrial filtration and liquid separation, with applications that include processing metal chips.

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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