Yasushi Yamamoto

Title: Inventor Yasushi Yamamoto: Pioneering Sleep State Estimation Technology

Introduction

Yasushi Yamamoto, an innovative inventor hailing from Hirakara, Japan, has made significant contributions to the field of sleep technology. With a total of four patents to his name, he is primarily focused on developing devices that enhance the understanding of sleep states through non-invasive methods.

Latest Patents

Among his latest inventions is a groundbreaking "Sleep State Estimating Device and Program Product", which aims to estimate the sleep state of a subject by analyzing respiration signals. This device measures voltage waveforms generated from a person's respiratory movements, allowing for the calculation of positive peak values and the intervals between these peaks. By assessing the area under the voltage waveform and analyzing various calculated metrics, the device estimates sleep states over multiple periods, providing insights into whether an individual is in a deep sleep, light sleep, or wakeful state.

Another notable innovation from Yasushi is the "Sleep State Estimation Device and Program Product for Providing a Computer with a Sleep State Estimation Function". This device is designed to facilitate real-time sleep state estimation using the variations in voltage caused by human respiratory movements. It calculates mean peak interval values and coefficients of variation based on peak intervals and values to determine the individual's sleep state during a given period.

Career Highlights

Yasushi Yamamoto has dedicated his career to advancing sleep technology, significantly impacting how sleep health is monitored and understood. His work reflects a commitment to improving the quality of life for individuals by providing tools that enhance their understanding of personal sleep patterns. Currently, he is associated with Sanyo Electric Co., Ltd., a company renowned for its dedication to technological innovation.

Collaborations

Throughout his career, Yasushi has collaborated with esteemed colleagues such as Shima Okada and Yoshihisa Fujiwara. Together, they have contributed to the advancement of technology within their field, sharing knowledge and expertise to develop innovative solutions that address contemporary challenges in sleep monitoring.

Conclusion

Yasushi Yamamoto continues to be a key figure in the innovation of sleep state estimation technologies. His contributions through patents not only showcase his inventive spirit but also highlight the importance of understanding sleep for overall well-being. As his work progresses, it is anticipated that his inventions will play a crucial role in the future of sleep health technology.