Location History:
- Seocho-ku, Seoul, KR (2003)
- Seongnam-si, Kyunggi-do, KR (2003)
- Gungnae-dong, Bungdang-gu, Seongnam-si, Kyunggi-do, KR (2004)
- Seoul, KR (2002 - 2005)
- Gyeonggi-do, KR (2012)
- Seongnam-si, KR (2004 - 2014)
Company Filing History:
3 out of 3 
2 out of 549 
1 out of 1 Years Active: 2002-2014
Title: Seung Ki Joo: Innovator in Thin Film Transistor Technology
Introduction
Seung Ki Joo is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of thin film transistors, holding a total of 15 patents. His innovative methods have advanced the technology used in displays, particularly in the realm of active matrix organic light-emitting diode (AMOLED) displays.
Latest Patents
One of his latest patents is a method for crystallizing amorphous silicon thin film and a method for fabricating polycrystalline thin film transistors using the same. This invention provides a method of crystallizing an amorphous silicon thin film transistor and fabricating a polycrystalline thin film transistor. The process utilizes a silicide seed induced lateral crystallization (SILC) method, which allows for the production of polycrystalline thin film transistors with leakage current characteristics suitable for AMOLED displays. The method includes several steps, such as forming an amorphous silicon layer on a substrate and crystallizing the active region by heat-treating the substrate using metal silicide seeds as crystallization seeds.
Another notable patent is for a polysilicon thin film transistor that features a trench-type copper bottom gate structure. This invention includes a transparent insulation substrate and a seed pattern used to form the gate electrode. The method of making this transistor involves electrodepositing copper on a trench of the exposed seed pattern, resulting in a highly efficient device.
Career Highlights
Throughout his career, Seung Ki Joo has worked with various companies, including Pt Plus Co., Ltd. His work has been instrumental in developing advanced technologies that enhance the performance of electronic devices. His innovative approaches have positioned him as a key figure in the field of semiconductor technology.
Collaborations
Seung Ki Joo has collaborated with notable colleagues, including Seok Woon Lee and Jang Sik Lee. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Seung Ki Joo's contributions to the field of thin film transistors have significantly impacted the technology used in modern displays. His innovative methods and collaborative efforts continue to drive advancements in semiconductor technology.
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.