Shuji Toyokawa

Title: Innovations by Shuji Toyokawa

Introduction

Shuji Toyokawa is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of vehicle power transmission systems. With a total of 4 patents to his name, Toyokawa's work has had a considerable impact on automotive technology.

Latest Patents

One of his latest patents is a control apparatus and control method for a vehicle power transmission system. This control apparatus includes an ECU that is designed to start engagement transition control for outputting an engagement transitional hydraulic pressure command value. This command value causes an engagement device to be actuated from a released state toward an engaged state when an operating member is displaced from a non-drive operating position. The system learns the engagement transitional hydraulic pressure command value based on the engagement transition time, adjusting it accordingly to ensure optimal performance.

Another significant patent by Toyokawa is the control apparatus for the idle rotation speed of the internal combustion engine in vehicles equipped with an automatic transmission and a torque converter. This vehicle control apparatus includes an engine, an automatic transmission, and drive wheels that receive power from the engine through the automatic transmission. The system utilizes a rotational speed sensor to detect the turbine runner's speed and adjusts the engine's rotational speed based on specific conditions to enhance vehicle performance.

Career Highlights

Shuji Toyokawa has dedicated his career to advancing automotive technology at Toyota Jidosha Kabushiki Kaisha. His innovative approaches have led to improvements in vehicle efficiency and performance. His expertise in control systems has positioned him as a key figure in the automotive industry.

Collaborations

Throughout his career, Toyokawa has collaborated with talented individuals such as Masayasu Mizobuchi and Yu Sasaki. These collaborations have fostered a creative environment that has led to groundbreaking innovations in vehicle technology.

Conclusion

Shuji Toyokawa's contributions to automotive technology through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence the development of advanced vehicle systems, ensuring a lasting impact on the automotive field.