Company Filing History:
Years Active: 2012
Title: Tsuneyasu Demukai: Innovator in Earphone Technology
Introduction
Tsuneyasu Demukai is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of audio technology, particularly in the design and functionality of earphone devices. With a total of 2 patents, his innovations reflect a deep understanding of sound engineering and user experience.
Latest Patents
Demukai's latest patents include an earphone device and a sound generating apparatus equipped with the same. The first patent describes an inserting type earphone device that consists of a signal-to-sound converter, an ear pad designed to fit into the user's acoustic meatus, a sound tube connecting the converter and ear pad, and a switching mechanism. This mechanism allows the sound hole in the sound tube to open and close, ensuring that the ear pad remains securely in place during use. The second patent details an insert earphone device that features an electro-acoustic device, an inserting body, and a sound tube with an active valve unit. This innovative design allows users to hear external sounds without removing the earphones by simply changing the polarity of the voltage supplied to the active valve unit.
Career Highlights
Tsuneyasu Demukai is currently employed at Yamaha Corporation, a leading company in the music and audio equipment industry. His work at Yamaha has allowed him to collaborate with other talented engineers and inventors, further enhancing his contributions to audio technology.
Collaborations
Some of his notable coworkers include Souichi Takigawa and Yoshikatsu Matsubara. Their collaborative efforts have likely played a role in the development of innovative audio solutions at Yamaha Corporation.
Conclusion
Tsuneyasu Demukai's work in earphone technology showcases his inventive spirit and commitment to enhancing user experience in audio devices. His patents reflect a blend of creativity and technical expertise that continues to influence the industry.