Humlikon, Switzerland

Felix Alfred Streiff

This inventor holds 18 USPTO granted patents and 1 EPO patent. Top assignees: Sulzer Brothers Limited, Sulzer Chemtech Ag, E.i. Dupont De Nemours and Company. Active years: 1980-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Felix Alfred Streiff. Retrieved from https://idiyas.com/inventor/felix-alfred-streiff

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 = 1.7

ph-index = 10

Forward Citations = 438(Granted Patents)


Location History:

  • Winterthur, CH (1980 - 2002)
  • Oberes Guetli 1, CH (2006)
  • Humlikon, CH (2002 - 2011)

Company Filing History:


Years Active: 1980-2011

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18 patents (USPTO):Explore Patents

Title: The Innovations of Felix Alfred Streiff

Introduction

Felix Alfred Streiff, an esteemed inventor based in Humlikon, Switzerland, has made significant contributions to the field of polymer processing and static mixing technologies. With a remarkable portfolio of 18 patents, Streiff's innovative solutions have advanced industrial practices and improved operational efficiencies in various applications. His work is characterized by a commitment to harnessing technology for enhanced performance.

Latest Patents

Among his latest patents is the "Static Devolatilisation Apparatus and Method for a Liquid Containing Polymers." This inventive apparatus serves to treat liquids containing polymers, facilitating polymer devolatilisation by efficiently separating volatile components. The design incorporates a phase separation chamber, where the liquid, held under pressure, is expanded, resulting in effective separation. Key features include a sump region housing a discharge pump for the devolatilised polymer and an extraction line for gases in the upper section of the chamber.

Another important patent developed by Streiff is the "Assembly of Crossing Elements and Method of Constructing Same." This invention introduces a static mixer that combines two grids with crossing elements and slots arranged at intersecting angles. The innovation allows for improved mixing efficiency by strategically positioning elongated connectors between the crossing elements, thereby enhancing fluid dynamics within the mixing process.

Career Highlights

Throughout his career, Streiff has been associated with prominent companies including Sulzer Brothers Limited and Sulzer Chemtech AG. His tenure at these organizations has allowed him to collaborate on numerous projects aimed at refining chemical processing technologies. These experiences have shaped his innovative approach to tackling complex engineering challenges.

Collaborations

Felix Alfred Streiff has worked alongside notable professionals in the field, including Markus Fleischli and Andreas Walder. These collaborations have fostered an environment of creativity and innovation, leading to the development of effective solutions and patents that stand out in the industry.

Conclusion

The contributions of Felix Alfred Streiff to the realm of inventions, particularly in polymer processing and mixing technologies, are noteworthy. His 18 patents reflect a deep understanding of engineering principles and a desire to innovate. As industries continue to evolve, the impact of his inventions will undoubtedly resonate, providing valuable solutions for future advancements in technology.

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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