Naotaka Hirami

Title: Naotaka Hirami: Innovator in Automatic Transmission Technology

Introduction

Naotaka Hirami is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of automatic transmission technology, holding a total of 5 patents. His work has been instrumental in advancing the efficiency and functionality of automatic transmission systems.

Latest Patents

Hirami's latest patents include a "Control System for Automatic Transmission" and an "Automatic Transmission Control System." The first patent describes a control system that utilizes a friction coupling element coupled with hydraulic pressure. This system features an accumulator that discharges high pressure into the friction coupling element during gear shifts when the line pressure is low. The second patent outlines a control system where friction coupling elements are locked in 3rd and 4th gears and unlocked in 1st and 2nd gears. This system includes shift valves that are controlled by a solenoid valve to manage the locking and unlocking of the friction coupling elements.

Career Highlights

Hirami is currently employed at Mazda Motor Corporation, where he continues to innovate in the automotive sector. His expertise in automatic transmission systems has positioned him as a key player in the development of advanced vehicle technologies.

Collaborations

Hirami has collaborated with notable colleagues such as Shinya Kamada and Koichi Yamamoto. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Naotaka Hirami's contributions to automatic transmission technology reflect his dedication to innovation and excellence in engineering. His patents and work at Mazda Motor Corporation continue to influence the automotive industry significantly.