Chang Ha Lee

Title: Chang Ha Lee: Innovator in Transportation and Environmental Solutions

Introduction

Chang Ha Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the fields of transportation and environmental technology. With a total of six patents to his name, Lee's work reflects a commitment to innovation and practical solutions.

Latest Patents

One of Lee's latest patents is a method, server, and system for processing transportation fares. This invention includes a central server that compares authorization results of fare payment means upon boarding and leaving a transportation vehicle. It determines whether to update boarding and departure terminals based on the comparison results. The system ensures that authorization processes are conducted even when network connections are unstable.

Another notable patent is an apparatus and method for treating ballast water. This invention features a ballast water treatment apparatus that includes a tank, a spray nozzle for supplying ballast water in droplet form, and a gas circulation unit. The gas circulation unit supplies inert gas to the spray nozzle and removes inert gas that is not dissolved in the ballast water.

Career Highlights

Chang Ha Lee has worked with reputable organizations such as Yonsei University and LG CNS Co., Ltd. His experience in these institutions has allowed him to develop and refine his innovative ideas.

Collaborations

Lee has collaborated with notable colleagues, including Doo Wook Kim and Jae Hyuk Lee. Their teamwork has contributed to the successful development of his inventions.

Conclusion

Chang Ha Lee is a distinguished inventor whose work in transportation and environmental technology showcases his innovative spirit. His patents reflect a dedication to improving systems and processes that benefit society.