This inventor holds 2 USPTO granted patents. Top assignee: Industrial Technology Research Institute. Active years: 1998-2013.
Company Filing History:
Years Active: 1998-2013
Title: Innovations by Long-Cheng Cheng
Introduction
Long-Cheng Cheng is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of electroacoustic devices and injection molding technology. With a total of 2 patents to his name, Cheng continues to push the boundaries of innovation.
Latest Patents
Cheng's latest patents include an electrostatic electroacoustic transducer and an improved gas injection nozzle for gas-assisted injection molding. The electrostatic electroacoustic device features a first and second electrode that receive audio signals, along with electrets that contain electrostatic charges. This design allows for vibratory motion based on the audio signal, enhancing sound quality. The gas injection nozzle is designed to prevent micro cracks during the cooling stage of the injection molding process. It includes a heating coil and a circumferential groove that reduces gas leakage, ultimately lowering manufacturing costs.
Career Highlights
Cheng is affiliated with the Industrial Technology Research Institute, where he applies his expertise in developing innovative technologies. His work has been instrumental in advancing the efficiency and effectiveness of manufacturing processes.
Collaborations
Cheng collaborates with talented coworkers such as Yung-Chih Chen and Wen-Liang Liu. Their combined efforts contribute to the success of their projects and the advancement of technology in their field.
Conclusion
Long-Cheng Cheng's contributions to innovation in electroacoustic devices and injection molding technology highlight his role as a leading inventor. His patents reflect a commitment to improving manufacturing processes and enhancing product quality.