Company Filing History:
Years Active: 2004-2006
Title: Tchang-Hun Oh: Innovator in Semiconductor Technology
Introduction
Tchang-Hun Oh is a notable inventor based in Sharon, MA (US). He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of light-emitting devices.
Latest Patents
One of Tchang-Hun Oh's latest patents is for a bonding pad for gallium nitride-based light-emitting devices. This semiconductor device includes a substrate with a first major surface and a semiconductor device structure comprising an n-type semiconductor layer and a p-type semiconductor layer. The design features a p-side electrode with a first and second surface, where the first surface is in electrical contact with the p-type semiconductor layer. Additionally, the device includes p-side and n-side bonding pads, each featuring a gold layer as its top layer, enhancing the device's functionality.
Another significant patent is related to light-emitting diode device geometry. This semiconductor device consists of a substrate and an n-type semiconductor layer with a planar top surface. A p-type semiconductor layer extends over a major portion of the n-type layer, with a first bonding pad provided on the exposed region of the n-type layer. The design also includes an electrode layer and a second bonding pad, which features a central region for securing an electrical interconnect.
Career Highlights
Tchang-Hun Oh is currently employed at Kopin Corporation, where he continues to innovate in the semiconductor field. His work has been instrumental in advancing technologies that are crucial for modern electronic devices.
Collaborations
Throughout his career, Tchang-Hun Oh has collaborated with notable colleagues, including John C C Fan and Hong K Choi. These collaborations have contributed to the development of cutting-edge technologies in the semiconductor industry.
Conclusion
Tchang-Hun Oh is a distinguished inventor whose work in semiconductor technology has led to multiple patents and significant advancements in light-emitting devices. His contributions continue to shape the future of electronic innovations.