Location History:
- Gyeonggi-Do, KR (2011 - 2019)
- Goyang-si, KR (2018 - 2019)
- Paju-si, KR (2022 - 2023)
Company Filing History:
Years Active: 2011-2025
Title: Innovations of Sung Wook Chang
Introduction
Sung Wook Chang is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of display technology, holding a total of 10 patents. His work focuses on advancements in pixel driving circuits and electroluminescent display devices.
Latest Patents
One of his latest patents is a pixel driving circuit and electroluminescent display device that includes a first switching circuit. This circuit turns on in response to the (n-) th scan signal to provide a voltage to a first node, a third node, and the anode of the light-emitting element. Additionally, a second switching circuit is activated by the nth scan signal to connect the first node to a second node, supply a voltage to the third node, and provide a data voltage to a fourth node. Furthermore, an emission control circuit is engaged by the nth emission signal to connect the second node to the anode and supply a reference voltage to the fourth node. Another notable patent is for a gate driver and electroluminescent display apparatus, which includes multiple gate stages. Each stage features a carry generating circuit that outputs a second carry signal based on a first clock signal and a second clock signal with different phases.
Career Highlights
Sung Wook Chang is currently employed at LG Display Co., Ltd., where he continues to innovate in the field of display technology. His work has been instrumental in enhancing the performance and efficiency of display devices.
Collaborations
He has collaborated with notable coworkers such as Sang Hee Yu and Hun Jeoung, contributing to various projects and advancements in their field.
Conclusion
Sung Wook Chang's contributions to display technology through his patents and collaborations highlight his role as a leading inventor in the industry. His innovative work continues to shape the future of display devices.
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.