Chang Sung Kim

Title: Chang Sung Kim: Innovator in Visual Acuity Testing and Up-and-Down Driving Devices

Introduction

Chang Sung Kim is a notable inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of medical devices and mechanical engineering, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of his latest patents is a chart display device for visual acuity tests. This device includes a chart display optical unit that emits a chart image generated by a chart display optical system. It is rotatably coupled to a frame via a rotation shaft. The device also features a position indicator light source that indicates the height of the eye to be examined and emits a position identification light. Additionally, a position detection sensor detects this light, allowing for accurate height measurement. The rotation driving unit enables the chart display optical unit to tilt the emission direction of the chart image towards the eye being examined.

Another significant patent is an up-and-down driving device. This device allows an up-and-down driving unit to move while supporting an object's load within a support module. The driving means moves the up-and-down driving unit in an up-and-down direction. It includes a fixed-position compression spring main module and a variable-position compression spring supplemental module, which work together to facilitate smooth movement.

Career Highlights

Chang Sung Kim is currently employed at Huvitz Co., Ltd., where he continues to develop innovative solutions in the field of medical devices. His work has contributed to advancements in visual acuity testing and mechanical systems.

Collaborations

He collaborates with Young Duk Seo, a fellow innovator, to further enhance the development of their projects.

Conclusion

Chang Sung Kim's contributions to the fields of visual acuity testing and mechanical engineering highlight his role as a significant inventor. His patents reflect his commitment to innovation and improving technology for practical applications.