Company Filing History:
12 out of 2,018 
3 out of 2,080 
1 out of 10 Years Active: 2002-2025
Title: **The Innovative Contributions of Stefan Hoepfner in the Field of Oxidative Dyeing**
Introduction
Stefan Hoepfner, an accomplished inventor based in Hamburg, Germany, has made significant strides in the field of oxidative dyeing agents specifically tailored for keratin fibers. With a portfolio boasting 16 patents, his work represents a remarkable integration of chemistry and practical application in cosmetic processes.
Latest Patents
Hoepfner’s recent innovations include two noteworthy patents that focus on oxidative dyeing agents for keratinous fibers, particularly human hair. The first patent details an agent that comprises novel dye precursor combinations, specifically the coupling oxidation dye precursors 2-(1,3-benzodioxol-5-ylamino)ethanol and 1-phenyl-3-methylpyrazol-5-one, alongside at least one oxidation base. The second patent features a similar focus, integrating the precursor 2-(1,3-benzodioxol-5-ylamino)ethanol in combination with the oxidation base 2-methoxymethyl-para-phenylenediamine. These advancements reflect his dedication to enhancing the quality and effectiveness of hair dyeing products.
Career Highlights
Stefan Hoepfner has a robust career, having worked with renowned companies such as Henkel AG & Company and Henkel Kommanditgesellschaft auf Aktien. His involvement in these organizations has provided him with valuable insights and experience in developing innovative solutions in the cosmetic chemistry field.
Collaborations
Throughout his career, Hoepfner has collaborated with notable colleagues, including Hartmut Manneck and Thomas Hippe. These partnerships have further enriched his research and development endeavors, leading to groundbreaking results in oxidative dyeing technology.
Conclusion
Stefan Hoepfner stands out as a prolific inventor whose contributions to the field of hair dyeing agents have advanced both the science and consumer application of hairstyles. His continued innovation and collaboration position him as a key player in the beauty industry, promising further developments to come.
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.