This inventor holds 1 USPTO granted patent. Top assignees: Changwon National University Industry Academy Cooperation Corps, Lg Electronics Inc., Pusan National University. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2026
Title: Changhwan Cho - Innovator in Refrigerant Leak Detection
Introduction
Changhwan Cho is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of refrigeration technology, particularly in the development of leak detection systems. His innovative approach has led to advancements that enhance the efficiency and safety of air conditioning systems.
Latest Patents
Changhwan Cho holds a patent for a refrigerant leak detector and an air conditioner that includes this detector. The patent describes a refrigerant leak detector that utilizes an acoustic emission sensor to detect elastic waves generated from a refrigerant leak site in a refrigerant pipe. The design includes a jig with a lower end portion that contacts the outer surface of the refrigerant pipe and an upper end portion that supports the acoustic emission sensor. This innovative design aims to improve the reliability of leak detection in air conditioning systems. He has 1 patent to his name.
Career Highlights
Throughout his career, Changhwan Cho has worked with prominent organizations such as LG Electronics Inc. and Pusan National University. His experience in these institutions has allowed him to collaborate with leading experts in the field and contribute to cutting-edge research and development.
Collaborations
Changhwan Cho has collaborated with notable colleagues, including Junggeun Oh and Sangyoung Kwon. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Changhwan Cho's contributions to refrigerant leak detection technology exemplify his commitment to innovation in the field. His work not only enhances the functionality of air conditioning systems but also promotes safety and efficiency in refrigeration practices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile