Company Filing History:
6 out of 729 
5 out of 58,130 
Years Active: 2014-2020
Title: Yuichi Shirai: Innovator in Mobile Technology
Introduction
Yuichi Shirai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of mobile technology, holding a total of 7 patents. His innovative work focuses on enhancing user experience through advanced mobile device systems.
Latest Patents
One of Yuichi Shirai's latest patents is a control method for mobile terminal apparatuses. This mobile device system includes left and right earphones, which are connectable to a mobile device. Each earphone is equipped with at least one of an acceleration sensor and a geomagnetic sensor. The mobile device features a controller that monitors the wearing state of the earphones based on sensor output. It then adjusts the behavior of the mobile device according to the monitored state. Another notable patent is for a display device, which is an information processing apparatus that connects to an external posture detecting device. This device rotatably displays images and controls the rotation angle based on posture information received from the external device.
Career Highlights
Yuichi Shirai has worked with renowned companies such as Sony Mobile Communications Inc. and Sony Corporation. His experience in these organizations has allowed him to develop cutting-edge technologies that enhance mobile communication and user interaction.
Collaborations
Some of his notable coworkers include Makoto Tachibana and Takashi Shiina. Their collaboration has contributed to the innovative projects that Yuichi has been involved in throughout his career.
Conclusion
Yuichi Shirai is a key figure in the realm of mobile technology, with a focus on improving user experience through innovative patents. His work continues to influence the development of advanced mobile devices and systems.