This inventor holds 4 USPTO granted patents and 7 published patent applications. Top assignees: Samsung Electronics Ltd., Samsung Display Co., Ltd.. Active years: 2026.
Company Filing History:
4 out of 5,587 
2 out of 2,130 Years Active: 2026
Title: Wonsik Yoon: Innovator in Quantum Dot Technology
Introduction
Wonsik Yoon is a prominent inventor based in Suwon, South Korea. He has made significant contributions to the field of light-emitting devices, particularly through his innovative work with quantum dots. With a total of 4 patents, Yoon's inventions are paving the way for advancements in display technologies.
Latest Patents
Wonsik Yoon's latest patents include a quantum dot and light-emitting device. This device features a core and a shell that includes halogen elements. Notably, the first number per unit volume of halogen elements in the outer surface of the shell is larger than in other areas. His second patent involves an electroluminescent device that includes a first electrode, a second electrode, and a light-emitting layer. This layer is situated between the electrodes and incorporates semiconductor nanoparticles, along with an electron transport layer that contains metal oxide nanoparticles, a polycarboxylic acid compound, and halogen.
Career Highlights
Wonsik Yoon has worked with leading companies in the technology sector, including Samsung Electronics Ltd. and Samsung Display Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the realm of electronic devices.
Collaborations
Yoon has collaborated with various professionals in his field, including Taehyung Kim. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Wonsik Yoon is a notable inventor whose work in quantum dot technology and light-emitting devices is shaping the future of display technologies. His contributions are significant in advancing the capabilities of electronic devices.