This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Taiwan Semiconductor Manufacturing Comp. Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Chang-hung Yu: Semiconductor Invention and Patent Profile.
Introduction
Chang-hung Yu is an inventor based in Taipei, Taiwan. His patent work includes a semiconductor device and a method for testing it. The provided information identifies Taiwan Semiconductor Manufacturing Company Limited as his employer and lists 1 patent.
Latest Patents
Yu’s listed patent is “Semiconductor Device and Method of Testing the Same.” The disclosure describes a semiconductor device with a substrate containing a transistor and a surrounding seal ring. An interconnect structure lies over the transistor, and a recess is formed on a sidewall of the seal ring. A test pad in the interconnect structure extends to the seal-ring recess, providing a feature relevant to testing the device.
Career Highlights
The available information connects Yu’s semiconductor invention with Taiwan Semiconductor Manufacturing Company Limited. His listed patent focuses on device structure and testing.
Collaborations
Ruei-jyun Hsu is identified as Yu’s coworker. The provided details do not specify a particular joint patent or collaboration between them.
Conclusion
Chang-hung Yu’s listed patent addresses semiconductor-device testing through an interconnect test pad that extends to a recess in the seal ring.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile