Location History:
- Lentigny, CH (1992 - 1999)
- Rheinfelden, CH (2000 - 2018)
Company Filing History:
13 out of 6,850 
10 out of 1,524 
1 out of 5,663 
Years Active: 1992-2018
Title: **The Innovative Contributions of Vien V. Toan**
Introduction
Vien V. Toan is a prolific inventor based in Lentigny, Switzerland, recognized for his significant contributions to the field of chemical engineering and materials science. With a remarkable portfolio of 24 patents, Toan has made substantial strides in the development of stabilizing compounds and coatings that enhance the durability and functionality of various organic materials.
Latest Patents
Toan's latest innovations include groundbreaking patents such as those for tris(hydroxyphenyl) triazines. These novel coating compositions are particularly relevant in automotive applications, demonstrating advanced UV-absorbing properties that protect coatings and organic materials from harmful radiation. The invention comprises a UV-stabilized composition which incorporates these unique compounds, offering a process for stabilizing organic materials and coatings against degradation caused by UV light.
Another notable patent concerns naphthyltriazines as stabilizers for organic materials. This patent describes novel compounds effective in protecting plastics, surface coatings, cosmetic preparations, sun protection agents, and photographic materials from light, oxygen, and heat damage. Toan's innovative approach in this field addresses pressing needs for improved durability and longevity in a variety of applications.
Career Highlights
Throughout his career, Vien V. Toan has collaborated with renowned organizations, including Ciba-Geigy Corporation and Ciba Specialty Chemicals Corporation. His work at these companies has allowed him to leverage his expertise in chemical formulations and material development, leading to his numerous patent filings and contributions to industrial applications.
Collaborations
Toan has worked alongside esteemed colleagues such as David G. Leppard and Jean-Luc Birbaum. These collaborations have fostered a dynamic exchange of ideas and innovations, contributing to the development of advanced materials and coatings that are on the cutting edge of technology.
Conclusion
Vien V. Toan stands out as a notable inventor in the arena of chemical stabilization and coatings. His extensive patent portfolio reflects his commitment to innovation and the improvement of organic materials. As the industry continues to evolve, Toan's contributions will undoubtedly play a vital role in shaping future advancements in materials science and engineering.
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.