This inventor holds 7 USPTO granted patents. Top assignees: Asia Optical Co., Ltd., Cuttway Products Co.,ltd.. Active years: 2006-2023.
Company Filing History:
Years Active: 2006-2023
Title: Yi-Yang Chang: Innovator in Electric Tools and Communication Technology
Introduction
Yi-Yang Chang is a prominent inventor based in Taichung, Taiwan. He has made significant contributions to the fields of electric tools and communication technology. With a total of 7 patents to his name, Chang has demonstrated a commitment to innovation and practical design.
Latest Patents
One of his latest inventions is an electric knife, which features a cutter blade, a handle, and both a drive unit and a driven unit mounted inside the handle. The drive unit includes a first movable sleeve, while the driven unit consists of a second movable sleeve. The cutter blade is affixed to the second movable sleeve. The design allows the drive unit to effectively drive the second movable sleeve and the cutter blade to reciprocate along an axis, enhancing the knife's functionality.
Another notable patent is for a transceiver module and its PCB structure. This invention includes an adaptor and a PCB that is connected to the adaptor. The PCB features a first signal layer, a second signal layer, and a singular ground layer, with the ground layer positioned between the two signal layers. The first signal layer contains a first transmitter circuit region and a first receiver circuit region, while the second signal layer includes a second transmitter circuit region and a second receiver circuit region. The singular ground layer is designed to connect the ground signals of the receiver circuit regions, ensuring efficient operation.
Career Highlights
Throughout his career, Yi-Yang Chang has worked with notable companies such as Asia Optical Co., Ltd. and Cuttway Products Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative products.
Collaborations
Chang has collaborated with talented individuals in his field, including coworkers Tzu-Yi Lin and Pi-Yao Chien. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Yi-Yang Chang is a distinguished inventor whose work in electric tools and communication technology has led to several patents. His innovative designs continue to impact the industry positively.