Company Filing History:
5 out of 9,150 
2 out of 16 Years Active: 1998-2000
Title: Yuh-Lin Allen Yang: Innovator in Antitumor Agents
Introduction
Yuh-Lin Allen Yang is a prominent inventor based in Hsin-Chu Hsien, Taiwan. He has made significant contributions to the field of pharmaceuticals, particularly in the development of antitumor agents. With a total of five patents to his name, Yang's work has had a notable impact on cancer treatment.
Latest Patents
Among his latest patents is a compound formula for polyaryl antitumor agents. This innovative process involves an acylation method using a sulfonic acid, a salt of the sulfonic acid, or a mixture thereof as a catalyst. The process includes protecting the 4-hydroxyl group on the pyranone ring of the 8'-hydroxy compound to form a beta-protected compound. Following this, the acylation of the 8-hydroxy group on the polyhydronaphthyl ring leads to the formation of a protected ester, which is then deprotected to yield the final compound.
Career Highlights
Yuh-Lin Allen Yang has worked with notable organizations such as the Industrial Technology Research Institute and Yung Shin Pharmaceutical Industries Co., Ltd. His experience in these institutions has allowed him to refine his expertise in pharmaceutical research and development.
Collaborations
Throughout his career, Yang has collaborated with esteemed colleagues, including Ching Te Chang and Yeuk-Chuen Liu. These partnerships have contributed to the advancement of his research and the successful development of his patented compounds.
Conclusion
Yuh-Lin Allen Yang is a distinguished inventor whose work in antitumor agents showcases his dedication to improving cancer treatment. His innovative approaches and collaborations have positioned him as a key figure in pharmaceutical research.