Company Filing History:
3 out of 11,277 
2 out of 96 Years Active: 2013-2014
Title: Innovations of Hong Kyun Leem
Introduction
Hong Kyun Leem is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of electronics, particularly in the development of circuits for liquid crystal display (LCD) technology. With a total of 3 patents to his name, Leem's work showcases his expertise and innovative spirit.
Latest Patents
One of his latest patents is a DC voltage conversion circuit for liquid crystal display apparatuses. This invention includes a main pumping circuit that utilizes multiple thin film transistors to output the necessary voltage for driving an LCD. The circuit is designed to alternate the turning on and off of these transistors, ensuring efficient operation. Additionally, a switch control signal generator is incorporated to manage the voltages applied to the gates of the transistors, allowing for precise control over their operation.
Another significant patent involves the design of an inverter, NAND gate, and NOR gate. The inverter features a pull-up unit made of a second thin film transistor, which outputs a first power voltage based on the gate voltage. It also includes a pull-down unit that utilizes a fifth thin film transistor to output a ground voltage according to the input signal. This innovative design enhances the functionality and efficiency of digital circuits.
Career Highlights
Throughout his career, Hong Kyun Leem has worked with esteemed organizations such as the Electronics and Telecommunications Research Institute and Konkuk University Industrial Cooperation Corporation. His experience in these institutions has allowed him to refine his skills and contribute to various technological advancements.
Collaborations
Leem has collaborated with notable colleagues, including Sang Hee Park and Chi Sun Hwang. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Hong Kyun Leem's contributions to the field of electronics, particularly in LCD technology, highlight his innovative capabilities as an inventor. His patents reflect a commitment to advancing technology and improving electronic 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.