Hitoshi Takeda

Title: Hitoshi Takeda: Innovator in Automatic Transmission Technology

Introduction

Hitoshi Takeda is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of automatic transmission technology, holding a total of 10 patents. His work focuses on enhancing the performance and efficiency of automatic transmissions, particularly in alleviating shift shocks.

Latest Patents

One of Takeda's latest patents is a control system for automatic transmission producing shock-free shifts. This innovative control system detects output shaft torque and evaluates the pattern of variation during shifting. It schedules a variation of fluid pressure supplied to a friction element based on the evaluation results, thereby regulating the fluid pressure to ensure smooth shifting. Another notable patent is a method and apparatus for alleviating shift shocks in automatic transmissions. This invention reduces the output torque of the engine after a shift command is issued, updating the delay time based on engine revolution speed variations. This approach effectively minimizes the shocks experienced during gear shifts.

Career Highlights

Hitoshi Takeda is currently employed at Nissan Motor Company Limited, where he continues to develop cutting-edge technologies in the automotive sector. His expertise in automatic transmission systems has positioned him as a key figure in the industry, contributing to advancements that enhance vehicle performance and driver experience.

Collaborations

Throughout his career, Takeda has collaborated with notable colleagues such as Sadao Takase and Hidetaka Suzuki. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Hitoshi Takeda's contributions to automatic transmission technology have made a lasting impact on the automotive industry. His innovative patents and collaborative efforts continue to drive advancements in vehicle performance and efficiency.