This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Aisin Aw Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 2017.
Company Filing History:
2 out of 2,064 
2 out of 38,723 
Years Active: 2017
Title: Yosuke Tagawa: Innovator in Hybrid and Electric Vehicle Technology
Introduction
Yosuke Tagawa is a prominent inventor based in Toyota, Japan. He has made significant contributions to the field of hybrid and electric vehicle technology. With a total of 2 patents, his work focuses on enhancing the efficiency and performance of modern vehicles.
Latest Patents
One of Tagawa's latest patents is related to a hybrid vehicle. This invention addresses a DN operation that changes a shift position from D to N during forward drive in HV drive mode. The system performs a mechanical neutral control to provide a neutral state by releasing the transmission of power between an intermediate shaft and a driveshaft using a multi-speed transmission. Additionally, it controls an engine and two motors to rotate at specific speeds during the DN operation.
Another notable patent involves an electric vehicle. This invention includes an electric motor, a transmission, a drive unit, a converter, and an electronic control unit. The transmission is strategically placed in the power transmission path between the rotary shaft of the electric motor and the drive wheels. The drive unit is designed to operate the electric motor, while the converter regulates the voltage supplied to the drive unit. The electronic control unit manages the converter and determines the voltage based on torque and rotational speed of the output shaft.
Career Highlights
Throughout his career, Yosuke Tagawa has worked with notable companies such as Aisin Aw Co., Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to develop innovative solutions that contribute to the automotive industry.
Collaborations
Tagawa has collaborated with talented individuals in his field, including Shunya Kato and Hideki Furuta. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Yosuke Tagawa is a key figure in the advancement of hybrid and electric vehicle technologies. His patents reflect his commitment to innovation and efficiency in the automotive sector. His contributions continue to shape the future of transportation.