Location History:
- Schildgen, DE (1976 - 1977)
- Schlidgen, DE (1977)
- Bergisch-Gladbach, DE (1981)
Company Filing History:
Years Active: 1976-1981
Title: The Innovative Contributions of Hans Knupfer
Introduction
Hans Knupfer is a notable inventor based in Schildgen, Germany. He has made significant contributions to the field of chemistry, particularly in the preparation of various chemical compounds. With a total of four patents to his name, Knupfer's work has had a considerable impact on the industry.
Latest Patents
Among his latest patents, Knupfer has developed a process for the preparation of 1,2,3-triazoles substituted in the - Triazoles of the formula ##STR1##, where R.sub.1 is hydrogen or a substituent of the type indicated in the description. Additionally, he has created a process for the preparation of unsaturated amino compounds. Another notable patent involves the preparation of aromatic amines that still contain C-C multiple bonds, characterized by the hydrogenation of aromatic nitro compounds in the presence of cobalt sulphides as catalysts, at temperatures ranging from 20 to 140 degrees Celsius and under hydrogen pressures of 5 to 150 bars.
Career Highlights
Knupfer is associated with Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to explore innovative chemical processes that contribute to advancements in various applications.
Collaborations
Throughout his career, Hans Knupfer has collaborated with esteemed colleagues such as Rudolf Braden and Heinz Ziemann. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Hans Knupfer's contributions to the field of chemistry through his patents and collaborations highlight his role as an influential inventor. His innovative processes continue to shape the industry and inspire future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.