Company Filing History:
Years Active: 2000-2003
Title: The Innovative Contributions of Li-Yen Edward Chang
Introduction
Li-Yen Edward Chang is an accomplished inventor based in Taipei, Taiwan, known for his innovative work in biotechnology. With two significant patents to his name, Chang has made strides in the fields of viral expression vectors and catalase production, enhancing research and application in biotechnology.
Latest Patents
One of Chang's notable patents is focused on "Swine Vesicular Disease Virus Expression Vectors." This invention revolves around nucleic acids that contain a nucleotide sequence encoding a polypeptide, which includes the P2 and P3 regions of a swine vesicular disease virus polyprotein alongside an additional heterologous amino acid sequence. The patent also details methods for preparing these nucleic acids, whether as RNA or DNA expression vectors, and outlines how to utilize them for the expression of RNA or protein.
Another of Chang's significant contributions is in the realm of catalase. His patent titled "Catalase, the Gene Thereof and Composition Comprising the Same" involves a novel catalase cloned from Bacillus thuringiensis, providing a process for achieving high yield through the construction of expression vectors and transformant cells. This invention includes a novel recombinant plasmid and a transformative cell, culminating in a composition designed for decomposing hydrogen peroxide found in residual disinfectants on contact lenses.
Career Highlights
Li-Yen Edward Chang works at the Development Center for Biotechnology, where he applies his expertise in genetic engineering and molecular biology to push the frontiers of biotechnological research. His commitment to innovation continues to benefit the field, paving the way for new applications in health and safety.
Collaborations
Throughout his career, Chang has collaborated with notable coworkers, including Ching-Long Hwong and Cheng-Kai Lo, fostering an environment of creativity and shared knowledge that enhances their research capabilities.
Conclusion
Li-Yen Edward Chang's contributions to biotechnology through his patents reflect a profound understanding of molecular mechanisms and an innovative spirit. His work not only advances scientific understanding but also offers practical solutions that can have significant impacts on health and safety in various sectors.