Location History:
- Kyoungkido, KR (2000)
- Seoul, KR (1991 - 2022)
Company Filing History:
3 out of 2,340 
1 out of 4 Years Active: 1991-2022
Title: Yong H Yoon: Innovator in Semiconductor and Photocatalyst Technologies
Introduction
Yong H Yoon is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of semiconductor devices and photocatalytic materials. With a total of 4 patents to his name, Yoon's work showcases his innovative approach to technology and materials science.
Latest Patents
Yoon's latest patents include a method for preparing a porous titania thin film using cellulose nanocrystals. This invention relates to a composite material that allows for a simple thin film formation process. The use of cellulose crystals enables easy control over the structure of the titanium dioxide thin film, which boasts a large specific area and superior scratch resistance and photoactivity. This technology has potential applications in various fields that utilize titanium dioxide as a photocatalyst.
Another notable patent is a method for fabricating a semiconductor device with a tapered contact. This semiconductor device features a field oxide layer formed on a semiconductor substrate, along with a transistor having an active region. The design includes an interlayer insulating layer and a tapered contact hole that exposes the active region adjacent to the field oxide layer. The unique structure of the tapered contact hole ensures that the field oxide is not etched during the contact hole etching process, enhancing the device's reliability.
Career Highlights
Yong H Yoon has worked with notable organizations such as Hyundai Electronics Industries Co. Ltd. and the National Institute of Forest Science. His experience in these companies has allowed him to develop and refine his innovative ideas in semiconductor technology and materials science.
Collaborations
Yoon has collaborated with esteemed colleagues, including Cheol Kyu Bok and Ei Sam Jeong. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Yong H Yoon is a distinguished inventor whose work in semiconductor devices and photocatalytic materials has made a significant impact in the field. His innovative patents reflect his dedication to advancing technology and improving material applications.