Company Filing History:
5 out of 4,119 
1 out of 915 
Years Active: 2016-2020
Title: Tzu-Hsuan Chang: Innovator in Solar Cell Technology
Introduction: Tzu-Hsuan Chang is a prominent inventor based in Madison, WI, recognized for his contributions to solar cell technology and high electron mobility transistors. With a portfolio of five patents, Chang is at the forefront of innovations that enhance the efficiency and functionality of electronic devices.
Latest Patents: Chang's latest patents include groundbreaking advancements in hybrid tandem solar cells and high electron mobility transistors. His work on hybrid tandem solar cells features improved tunnel junction structures. These tandem solar cells consist of a stack of two or more solar cells linked by pn diode tunnel junctions, utilizing methods such as epitaxial lift-off and transfer printing for fabrication. The innovative tunnel junction designs incorporate a current tunneling layer located between the p and n layers of the junction, promoting higher efficiency.
Additionally, Chang has developed high-performance high electron mobility transistors equipped with graphene hole extraction contacts. These transistors serve as radiation detectors and can detect ultraviolet radiation effectively. They are crafted from an intrinsic high bandgap semiconductor material that has a built-in polarization field, positioned between graphene and a two-dimensional electron gas (2DEG).
Career Highlights: Throughout his career, Tzu-Hsuan Chang has held significant positions within reputable institutions. He has worked with the Wisconsin Alumni Research Foundation and the University of Chicago, contributing to advancements in research and technology. His expertise has made him a sought-after innovator in his fields of specialization.
Collaborations: Chang's collaborative efforts have led to fruitful partnerships with notable colleagues, including Zhenqiang Ma and Shaoqin Gong. Together, they have worked on innovative projects that drive progress in the realms of solar energy and advanced transistor technologies.
Conclusion: Tzu-Hsuan Chang's inventive spirit and dedication to research continue to shape the landscape of solar energy and electronic device technology. With his impressive patent portfolio and collaborative work, he remains a key figure in driving forward the innovations that impact our world.
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.