Company Filing History:
38 out of 10,754 
2 out of 88 
Years Active: 1976-1993
Areas of Expertise:
Title: Heinz Eilingsfeld: A Pioneer in Thiophene Derivatives
Introduction
Heinz Eilingsfeld, based in Frankenthal, Germany, is a notable inventor with a remarkable portfolio of 40 patents. His innovative contributions primarily focus on thiophene derivatives and dyes, showcasing his significant impact in the chemical industry.
Latest Patents
Eilingsfeld's latest inventions include novel compounds categorized under thiophene derivatives. One of his key patents describes a compound of the general formula I where various substituents such as fluorine, bromine, and hydroxyl groups play a crucial role. These compounds are recognized for their utility as diazo and coupling components or intermediates for dyes. Another noteworthy innovation includes thiopheneazo dyes that incorporate a coupling component based on M-phenylenediamine, demonstrating his expertise in dye chemistry.
Career Highlights
Throughout his career, Heinz Eilingsfeld has made significant strides in the field while working with prominent companies such as BASF Aktiengesellschaft and Badische Anilin- & Soda-fabrik Aktiengesellschaft. His work has greatly contributed to advancements in dye manufacturing and chemical processes in these leading organizations.
Collaborations
Eilingsfeld collaborated with notable colleagues including Guenther Seybold and Karl-Heinz Etzbach. These partnerships have fostered innovation and propelled the development of various significant chemical processes and products.
Conclusion
Heinz Eilingsfeld's contributions to the field of chemical inventions, particularly in thiophene derivatives and dyes, have solidified his reputation as an influential inventor. His career highlights and collaborative efforts with esteemed companies and colleagues demonstrate his enduring legacy within the industry.