Yu-Han Chien

Title: Innovations by Inventor Yu-Han Chien in Electroluminescent and Axially Actuating Devices

Introduction: Yu-Han Chien is a distinguished inventor based in Hsinchu, Taiwan, known for his significant contributions to the fields of electroluminescent devices and axial motion technologies. With a total of four patents to his name, his innovative work continues to push the boundaries of technology.

Latest Patents: Among Yu-Han Chien's latest patents is a groundbreaking electroluminescent device. This device comprises a first electrode layer, a phosphor layer situated on the first electrode layer, a layer with permanently accumulated charges on the phosphor layer, and a second electrode layer on the charge layer. The incorporation of the layer with permanent accumulated charges allows for the reduction of an external driving voltage applied to the luminescent device, enhancing its efficiency.

Another notable patent is the axially actuating device featuring an elastic joining portion. This device is designed for carrying objects and facilitating axial movement. It includes a fixed portion, a moving portion, and a joining member that connects the two. The fixed portion acts as a magnet, while the moving portion is a coil. When current flows through the coil, it generates relative displacement with respect to the magnet, which results in axial movement. Importantly, the device leverages magnetic repulsion, providing both movement and shock-proof efficacy.

Career Highlights: Yu-Han Chien is currently affiliated with the Industrial Technology Research Institute, where he continues to innovate and develop cutting-edge technologies. His extensive research experience and technical acumen have positioned him as a leader in his field.

Collaborations: Throughout his career, Yu-Han Chien has collaborated with notable colleagues, including Shih-Yi Wen and Hsiao-Wen Lee. These partnerships have fostered an environment of creativity and shared knowledge, enabling groundbreaking developments in their respective areas of expertise.

Conclusion: Yu-Han Chien's contributions to technology, particularly in electroluminescent devices and axially actuating systems, reflect his innovative spirit and dedication. His patents are a testament to his ability to solve complex technological challenges, and his work at the Industrial Technology Research Institute signifies his ongoing commitment to advancing the technological landscape in Taiwan and beyond.