Location History:
- Lörrach, DE (2001)
- Loerrach, DE (2003 - 2012)
Company Filing History:
4 out of 4,945 
2 out of 322 
1 out of 10,754 
Years Active: 2001-2012
Title: Helmut Werner Stahr: Innovator in Pharmaceutical Chemistry
Introduction
Helmut Werner Stahr is a notable inventor based in Lörrach, Germany. He has made significant contributions to the field of pharmaceutical chemistry, holding a total of 7 patents. His work primarily focuses on the development of compounds that are essential in the preparation of pharmaceutically active substances.
Latest Patents
Stahr's latest patents include a preparation for a cyclohexanecarboxylic acid derivative and intermediates. This process is crucial for creating compounds that serve as intermediates in the synthesis of various pharmaceutical agents. Another significant patent involves a new process for the preparation of macrocyclic HCV protease inhibitor compounds. This innovative approach utilizes a ring-closing metathesis technique, showcasing Stahr's expertise in complex chemical processes.
Career Highlights
Throughout his career, Helmut Werner Stahr has worked with prominent companies in the pharmaceutical industry, including Hoffmann-La Roche Inc. and Roche Palo Alto LLC. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in drug development.
Collaborations
Stahr has collaborated with several notable professionals in his field, including Ursula Hoffmann and Michael Jansen. These partnerships have facilitated the exchange of ideas and fostered an environment of innovation.
Conclusion
Helmut Werner Stahr's contributions to pharmaceutical chemistry through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to impact the development of important pharmaceutical compounds.