Company Filing History:
Years Active: 2008-2009
Title: Eiji Matsuyama: Innovator in Earphone Technology
Introduction
Eiji Matsuyama is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of audio technology, particularly in earphone design. With a total of 3 patents to his name, Matsuyama continues to push the boundaries of innovation in this area.
Latest Patents
One of Matsuyama's latest patents focuses on an innovative earphone design. The receiver unit includes a receiver body, a housing that contains this receiver body, a cord connected to the receiver body, and a cord protector designed to safeguard the cord. The cord protector is a plate-like member with a substantially rectangular shape, featuring an engaging portion and a semicircular portion. It is constructed from a soft material, such as urethane rubber, with a Shore hardness of about A90. The wall thickness of the cord protector is set between 0.3 to 0.6 mm, with 0.5 mm being a typical measurement.
Career Highlights
Matsuyama is currently employed at Star Micronics Company Limited, where he applies his expertise in audio technology. His work has been instrumental in developing advanced earphone solutions that enhance user experience.
Collaborations
Matsuyama has collaborated with talented coworkers, including Shotaro Kamo and Mitsuhiro Masuda. Their combined efforts contribute to the innovative projects at Star Micronics Company Limited.
Conclusion
Eiji Matsuyama is a prominent figure in the field of earphone technology, with a focus on innovative designs that improve functionality and user experience. His contributions and collaborations continue to shape the future of audio devices.