Location History:
- Des Plaines, IL (US) (1992)
- Summit, NJ (US) (1992 - 1993)
- Evanston, IL (US) (1984 - 1998)
Company Filing History:
34 out of 5,540 
2 out of 3,002 
1 out of 832,812 Years Active: 1984-1998
Title: Innovations by Hermann A. Zinnen in Gas Chromatography
Introduction
Hermann A. Zinnen, an accomplished inventor based in Evanston, IL, has made significant contributions to the field of gas chromatography. With a total of 36 patents to his name, Zinnen's innovations focus on advanced methods that enhance the separation and analysis of chemical compounds. His work not only pushes the boundaries of analytical chemistry but also provides practical solutions for various industries.
Latest Patents
Zinnen's recent patents include a groundbreaking method for creating zeolitic capillary columns for gas chromatography. This method features the preparation of fused silica capillary columns where a molecular sieve is affixed to the silica wall without using an organic binder. The innovative process involves modifying the silica surface prior to its interaction with the molecular sieve, allowing for the use of non-traditional carrier gases, including air, without compromising separation quality.
Another noteworthy patent is focused on a two-stage separation process for extracting highly unsaturated triglycerides from interesterification reaction products. This sophisticated technique employs sequential chromatographic separations to efficiently separate triglycerides from saturated fatty acids, thereby facilitating the recycling of unsaturated fatty acids back to the reaction zone. The process emphasizes the versatility and efficacy of chromatographic methods in food technology and biodiesel production.
Career Highlights
Hermann A. Zinnen's career features notable tenures at prominent companies such as UOP LLC and AlliedSignal Inc. His experiences in these organizations enabled him to develop and refine his innovative approaches to gas chromatography, making him a key contributor in the field. Zinnen's work has led to patented technologies that are widely utilized in analytical laboratories worldwide.
Collaborations
Throughout his career, Zinnen has collaborated with esteemed colleagues, including Thad S. Franczyk and Anil Rajaram Oroskar. These partnerships have fostered an environment of creativity and knowledge exchange, further enhancing the quality and impact of their collective contributions to science and technology.
Conclusion
Hermann A. Zinnen stands out as an influential inventor whose advances in gas chromatography are set to revolutionize analytical techniques across various sectors. His innovative patents reflect a deep understanding of chemical processes and a commitment to enhancing the efficiency of chemical separations. As Zinnen continues to evolve in his field, the implications of his inventions are bound to have lasting effects on research and industry alike.