This inventor holds 12 USPTO granted patents and 18 published patent applications. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2025-2026.
Company Filing History:
Years Active: 2025-2026
Title: Innovations of Inventor Hung-Ju Li
Introduction
Hung-Ju Li is a prominent inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in the development of phase change materials. With a total of 12 patents to his name, his work has been influential in enhancing signal transmission and optical devices.
Latest Patents
One of Hung-Ju Li's latest patents is titled "Phase change material switch circuit for enhanced signal isolation and methods of forming the same." This invention features a device structure that includes a first series connection of a first phase change memory (PCM) switch and a second PCM switch. The first PCM switch consists of a first heater line, a first PCM line, and two contact electrodes. The second PCM switch is similarly structured and is designed to decrease noise levels during signal transmission.
Another notable patent is "Optical device with phase-change materials and method of fabricating the same." This optical device includes a waveguide and a light modulator that utilizes phase-change materials. The design incorporates a heating member that induces a phase transition in the light modulator, enhancing its functionality.
Career Highlights
Hung-Ju Li is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His work at this company has allowed him to push the boundaries of technology and innovation in the field.
Collaborations
Throughout his career, Hung-Ju Li has collaborated with notable colleagues, including Yu-Wei Ting and Kuo-Ching Huang. These collaborations have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Hung-Ju Li's innovative work in phase change materials and semiconductor technology has established him as a key figure in his field. His patents reflect his commitment to enhancing signal transmission and optical devices, showcasing his significant contributions to modern technology.