Company Filing History:
Years Active: 2025
Title: Innovations by Jun Shiroishi in Earphone Technology
Introduction
Jun Shiroishi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of audio technology, particularly with his innovative earphone device. His work focuses on enhancing the user experience by addressing common issues faced by earphone users.
Latest Patents
Jun Shiroishi holds a patent for an earphone device designed to provide users with satisfactory audio playback regardless of how the earphones are worn. The device utilizes short-range wireless communication, such as Bluetooth, to receive audio data from portable music players or smartphones. It features a volume level control unit that adjusts the output volume based on the user's wearing state. The device operates in two modes: a normal mode for when the earphones are in place and a speaker mode for when they are removed, ensuring optimal listening conditions in both scenarios. He has 1 patent related to this innovative technology.
Career Highlights
Jun Shiroishi is associated with D + M Holdings Inc., where he continues to develop and refine audio technologies. His work has been instrumental in advancing the functionality and user-friendliness of earphone devices.
Collaborations
He collaborates with talented coworkers, including Shinya Narisawa and Osamu Horikawa, who contribute to the innovative environment at D + M Holdings Inc. Their combined expertise fosters a culture of creativity and technological advancement.
Conclusion
Jun Shiroishi's contributions to earphone technology exemplify the importance of innovation in enhancing user experiences. His patented earphone device addresses critical issues in audio playback, showcasing his commitment to improving everyday technology.