Location History:
- Chur, GR, CH, CH (1979)
- Chur, CH (1980 - 1981)
Company Filing History:
4 out of 10 
2 out of 15 Years Active: 1979-1981
Title: **Wolfgang Griehl: Innovator in Polyamide Filament Technologies**
Introduction
Wolfgang Griehl, based in Chur, Switzerland, is a notable inventor recognized for his contributions to the field of polyamide filaments. With six patents to his name, Griehl has significantly influenced innovations in materials science, particularly in the production and manufacturing of advanced polyamides.
Latest Patents
Among Griehl's most recent patents is the "Process for Ternary Polyamide Filaments." This invention details the creation of filaments derived from copolyamides made from at least three polyamide-forming monomer components. These filaments exhibit specific characteristics, including an average amide group frequency and defined mole percentages for each monomer component. Another key patent is his "Method for the Manufacture of Glass Clear Transparent Polyamide." This patent describes a novel approach to producing polyamides suitable for injection molding, utilizing a mix of diaminodicyclohexane, aromatic dicarboxylic acids, and aliphatic dicarboxylic acid-diamine mixtures.
Career Highlights
Wolfgang Griehl's career has been marked by significant advancements in the field of polyamide technology. He has worked with notable organizations such as Inventa AG für Forschung und Patentverwertung in Zurich, contributing his expertise to the development of innovative solutions in polymer engineering.
Collaborations
Throughout his career, Griehl has collaborated with various professionals, including colleagues Eduard Schmid and Marcel Capaul. Together, they have worked on pioneering projects that have pushed the boundaries of materials science, fostering a strong spirit of innovation and teamwork within their field.
Conclusion
With six patents reflecting his innovative spirit and deep understanding of polyamide materials, Wolfgang Griehl continues to make significant contributions to the industry. His recent patents showcase not only his technical expertise but also his commitment to advancing the understanding and application of polyamide technologies, setting a high standard for future inventors in the field.