Company Filing History:
Years Active: 2013-2016
Title: Jae-Kook Ha: Innovator in Organic Light Emitting Diode Technology
Introduction
Jae-Kook Ha is a prominent inventor based in Yongin, South Korea. He has made significant contributions to the field of organic light emitting diodes (OLEDs). With a total of 3 patents to his name, Ha's work has advanced the technology used in display devices.
Latest Patents
One of his latest patents is titled "Organic light emitting diode device including multiple hole injection layers." This invention describes an OLED device that features a first electrode, a second electrode, and a light emitting member situated between them. The light emitting member includes at least one light emitting unit, which may consist of multiple layers, including a first hole injection layer and a second hole injection layer. Notably, the difference between the HOMO energy level of the first layer and the LUMO energy level of the second layer is less than about 0.5 eV.
Another significant patent is the "Method for forming OLED devices with patterned hole or electron transport layers." This invention outlines an organic light emitting display device that incorporates a hole transport layer with distinct regions. It includes an emitting layer in one region and a hydrophobic pattern in another, enhancing the device's functionality and efficiency.
Career Highlights
Jae-Kook Ha is currently employed at Samsung Display Co., Ltd., where he continues to innovate in the field of OLED technology. His work has been instrumental in developing advanced display solutions that are widely used in various electronic devices.
Collaborations
Throughout his career, Ha has collaborated with notable colleagues, including Young-Shin Lee and Sung-Soo Lee. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Jae-Kook Ha's contributions to OLED technology have positioned him as a key figure in the field. His patents reflect a commitment to advancing display technology, and his work at Samsung Display Co., Ltd. continues to influence the industry.