Company Filing History:
2 out of 13 
1 out of 1 
1 out of 91 Years Active: 1999-2010
Title: Sang Jin Park: Innovator in Audio and Display Technologies
Introduction
Sang Jin Park is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of audio amplification and liquid crystal display technologies. With a total of six patents to his name, Park's work reflects a commitment to innovation and technological advancement.
Latest Patents
One of Park's latest patents is a method and apparatus for pulse width modulation in a switching amplifier. This invention includes a determining step that adds or subtracts a value corresponding to a predetermined offset to or from an input audio signal. The process alternates according to the period of the input audio signal, determining the sign of the resulting value. The switching step outputs the input audio signal to a first port based on the determined sign or to a second port after inverting the input audio signal into a positive number. Additionally, an adjusting step adds a predetermined switching time to the audio signals output from both ports, leading to a modulating step that performs pulse width modulation on the adjusted audio signals. Another notable patent is for a liquid crystal display panel, which features an active region with gate lines and data lines aligned in a cross pattern. This design minimizes the space occupied by electrostatic discharge (ESD) components, enhancing the overall efficiency of the display panel.
Career Highlights
Throughout his career, Sang Jin Park has worked with notable companies such as Dongwha Pharm. Ind. Co., Ltd. and Ubi Sound Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Park has collaborated with talented individuals in his field, including Sang Wook Lee and Yong Kyun Park. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.
Conclusion
Sang Jin Park's contributions to audio and display technologies through his patents demonstrate his innovative spirit and dedication to advancing these fields. His work continues to influence the industry and inspire future inventors.
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.