Company Filing History:
7 out of 173 
6 out of 221 
1 out of 49 
Years Active: 1983-2001
Title: **Innovator Spotlight: Hans Ulrich Gonzenbach**
Introduction
Hans Ulrich Gonzenbach is a prolific inventor based in Geneva, Switzerland. With a remarkable portfolio of 15 patents, he has made significant contributions to the field of cosmetic science, particularly in the development of light screening compositions designed to protect the human epidermis and hair from harmful ultraviolet rays.
Latest Patents
Among his latest innovations, Hans has developed photostable cosmetic light-screening compositions. These formulations aim to provide effective protection against UV rays with wavelengths between 290 and 400 nm. His unique compositions involve a carefully crafted blend, featuring about 0.5 to about 5%, predominantly between 1 to 4% by weight, of a dibenzoylmethane type UV-A screening agent. Additionally, they incorporate at least about 0.1% to about 20%, particularly around 0.5 to about 15% by weight, of a polymer UV-B filter of the benzylidene malonate silicone type. These inventions are designed to enhance skin and hair safety while maintaining cosmetic appeal.
Career Highlights
Hans Ulrich Gonzenbach's career includes key roles at renowned companies such as Roche Vitamins Inc. and Givaudan Corporation. His work at these companies has provided him with a platform to innovate and develop his groundbreaking patented technologies in the cosmetics industry. His expertise and dedication have played a pivotal role in advancing product formulations for consumer safety.
Collaborations
Throughout his career, Hans has collaborated with notable professionals, including Alain Bringhen and Dominique Sidrac. These partnerships have enabled the exchange of ideas and fostered a creative environment, leading to significant advancements in their field of expertise.
Conclusion
Hans Ulrich Gonzenbach's contributions to the cosmetics industry through his innovative patents demonstrate his commitment to enhancing consumer safety. His focus on developing effective light screening compositions underscores the importance of protecting the skin and hair from harmful environmental factors. As he continues to push the boundaries of cosmetic science, his work will undoubtedly inspire future advancements in the industry.
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.