Location History:
- Hsinchu, TW (2019 - 2024)
- Taichung, TW (2020 - 2024)
Company Filing History:
Years Active: 2019-2025
Title: Innovations of Wei Chang Cheng
Introduction
Wei Chang Cheng is a prominent inventor based in Taichung, Taiwan. He has made significant contributions to the field of fluid dispensing systems, holding a total of 14 patents. His work focuses on enhancing the efficiency and reliability of dispensing technologies.
Latest Patents
Among his latest patents is the "Dispensing nozzle design and dispensing method thereof." This invention involves a lithography apparatus that includes a wafer chuck designed to hold a wafer. It features a fluid source that contains a fluid to be applied during the lithography process. The dispensing nozzle, positioned above the wafer chuck, has an adjustable cross-section and is connected to the fluid source. A mechanical mechanism is operable to apply force to the outer surface of the dispensing nozzle, allowing for changes in the adjustable cross-section. Another notable patent is the "Method of operating drippage prevention system." This method aims to prevent drippage in a fluid dispensing system, which includes a first automatic control valve (ACV) connected to a fluid source. The method involves generating a proxy signal to monitor the position of the first ACV and recognizing failure states to ensure the second ACV closes when necessary.
Career Highlights
Wei Chang Cheng is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His innovative work has contributed to advancements in manufacturing processes and fluid management systems.
Collaborations
He has collaborated with notable coworkers such as Chi-Hung Liao and Yung-Yao Lee, further enhancing the impact of his inventions through teamwork and shared expertise.
Conclusion
Wei Chang Cheng's contributions to fluid dispensing technology and his impressive portfolio of patents highlight his role as a key innovator in the semiconductor field. His work continues to influence advancements in manufacturing processes and fluid management systems.
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.