Chang-Tai Hisao

Title: Chang-Tai Hisao: Innovator in Light-Emitting Devices

Introduction

Chang-Tai Hisao is a prominent inventor based in Hsinchu, Taiwan. He is known for his contributions to the field of light-emitting devices. His innovative work has led to the development of a unique semiconductor stack that enhances the efficiency of light emission.

Latest Patents

Chang-Tai Hisao holds a patent for a light-emitting device. This device includes a semiconductor stack comprising a first semiconductor layer, a second semiconductor layer, and an active layer that emits ultraviolet (UV) light. The design features a first transparent conductive layer made of metal oxide, which is formed on the second semiconductor layer. Additionally, a second transparent conductive layer made of graphene is placed on the first transparent conductive layer. Notably, the first transparent conductive layer is continuously formed over the top surface of the second semiconductor layer and has a thickness of less than 10 nm. His innovative approach in this patent has the potential to advance the technology in light-emitting devices.

Career Highlights

Chang-Tai Hisao is currently associated with Epistar Corporation, a leading company in the field of optoelectronics. His work at Epistar has allowed him to focus on developing cutting-edge technologies that contribute to the advancement of light-emitting devices. His expertise and innovative mindset have made him a valuable asset to the company.

Collaborations

Chang-Tai Hisao has collaborated with notable colleagues, including I-Lun Ma and Hao-Yu Chen. These collaborations have fostered an environment of innovation and creativity, leading to significant advancements in their respective fields.

Conclusion

Chang-Tai Hisao's contributions to the field of light-emitting devices exemplify his innovative spirit and dedication to advancing technology. His patent and work at Epistar Corporation highlight his role as a key player in the development of efficient light-emitting technologies.