Li-Na Chang

Title: Innovations of Li-Na Chang

Introduction

Li-Na Chang is a notable inventor based in Taoyuan Hsien, Taiwan. He has made significant contributions to the field of technology, particularly in the development of electronic devices. With a total of 2 patents to his name, his work has had a considerable impact on the industry.

Latest Patents

One of Li-Na Chang's latest patents is the "Electron gun of monochromic CRT." This invention provides an electron gun that includes at least two electron emission sources, such as cathodes, which emit beams with a small spot size. These beams are designed to impinge on the same spot of a monochromic CRT screen after being focused by a common lens. This innovation improves the resolution, focusing quality, and brightness of the screen. Another significant patent is the "Drilling machine with vacuum suction table." This drilling machine is primarily used for creating holes in glass plates. It features a vacuum suction table, fasteners for securing the glass plate, an adjusting screw for precise positioning, a motor drive for downward drilling movement, and a lubricating device to reduce drill temperature and dust. This invention enhances product quality, precision, efficiency, and safety.

Career Highlights

Li-Na Chang is currently employed at Chunghwa Picture Tubes, Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of electronic devices.

Collaborations

Li-Na Chang has collaborated with notable coworkers, including Huo-Chen Tsai and Shih-Chung Chang. Their teamwork has contributed to the successful development of various projects and innovations.

Conclusion

Li-Na Chang's contributions to technology through his patents and work at Chunghwa Picture Tubes, Ltd. highlight his role as a significant inventor in the field. His innovations continue to influence the industry and improve electronic devices.