Abtwil, Switzerland

Carl Ryffel

This inventor holds 1 USPTO granted patent. Top assignee: Filtrox-Werk Ag. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Carl Ryffel. Retrieved from https://idiyas.com/inventor/carl-ryffel

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 = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: The Innovations of Carl Ryffel

Introduction

Carl Ryffel is an accomplished inventor based in Abtwil SG, Switzerland. He is known for his innovative contributions to the field of filtration technology. His work focuses on creating efficient and cost-effective filtering solutions that do not compromise on performance.

Latest Patents

One of Carl Ryffel's notable patents is for an asbestos-free filtering layer. This invention provides equal or better adsorbency at a lower cost compared to traditional methods. The patent describes a sheet filter that features a filtering layer made from a supporting layer of fibrous material, with adsorbent material evenly distributed within it. The adsorbent material primarily consists of gamma-aluminum oxide, which serves as a safer alternative to asbestos. Additionally, the invention allows for the incorporation of a supplementary organic adsorbent material alongside inorganic fillers such as kaolin or kieselguhr.

Career Highlights

Carl Ryffel is associated with Filtrox-Werk AG, a company that specializes in filtration solutions. His work at Filtrox has significantly advanced the development of innovative filtering technologies. His dedication to improving filtration methods has made a lasting impact in the industry.

Collaborations

Throughout his career, Carl has collaborated with notable colleagues, including Ernst Keim and Istvan Laczko. These partnerships have fostered a creative environment that encourages the development of groundbreaking filtration technologies.

Conclusion

Carl Ryffel's contributions to the field of filtration technology exemplify the importance of innovation in creating safer and more efficient solutions. His work continues to influence the industry and inspire future advancements in filtration methods.

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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