Hamburg, Germany

Karl Feser

This inventor holds 1 USPTO granted patent. Top assignee: Varian Mat Gmbh. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karl Feser. Retrieved from https://idiyas.com/inventor/karl-feser

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 = 2.0

ph-index = 1

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: The Innovations of Karl Feser

Introduction

Karl Feser is an accomplished inventor based in Hamburg, Germany. He has made significant contributions to the field of mass spectrometry, particularly with his innovative designs and patents. His work has been instrumental in advancing the technology used in ion detection.

Latest Patents

One of Karl Feser's notable patents is the "Ion detector with bipolar accelerating electrode." This invention features an ion detector that includes an accelerating electrode positioned between the spectrometer discharge shutter and a secondary electron multiplier. The electrode is selectively energized by a high positive or negative voltage, which is opposite to the initial polarity of the ions. This design allows for the effective drawing in and acceleration of negative ions, stripping away their electrons to leave them positively charged for further acceleration into the first dynode of the secondary electron multiplier.

Career Highlights

Karl Feser is currently employed at Varian Mat GmbH, where he continues to develop innovative solutions in the field of mass spectrometry. His expertise and dedication to research have made him a valuable asset to his company and the scientific community.

Collaborations

Karl has worked alongside his coworker, Curt Brunnee, contributing to various projects and advancements in their field. Their collaboration has fostered a productive environment for innovation and development.

Conclusion

Karl Feser is a prominent inventor whose work in ion detection has made a significant impact on mass spectrometry technology. His innovative patent and ongoing contributions to Varian Mat GmbH highlight his commitment to advancing scientific research.

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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