Masaru Nakagishi

Title: **Masaru Nakagishi: Innovator in Powertrain Technology**

Introduction

Masaru Nakagishi is a prominent inventor based in Hiroshima, Japan, recognized for his significant contributions to automotive engineering and powertrain control technologies. With a total of 11 patents to his name, Nakagishi has established himself as a key figure in the innovation landscape, particularly in the realm of centrifugal pendulum dampers and absorbers.

Latest Patents

Among Masaru Nakagishi's latest inventions are two notable patents that showcase his expertise in powertrain control systems. The first patent is for a **Control Device of a Powertrain with a Centrifugal Pendulum Damper**. This innovative device includes a connection/disconnection mechanism that operatively couples the centrifugal pendulum damper and a power transmission shaft. It features a control module designed to manage the engagement degree of the mechanism, ensuring that the damper operates effectively at or below a specified upper rotational speed limit.

The second significant patent pertains to the **Control Apparatus of Powertrain with Centrifugal Pendulum Absorber**. This apparatus integrates a multi-cylinder engine with a drive force transmission shaft that receives engine output torque. It incorporates a centrifugal pendulum absorber aimed at reducing torque variation. The apparatus also features a connect-disconnect mechanism along with both an engine controlling module and a connection controlling module. This allows for smooth transitioning between all-cylinder and reduced-cylinder operations, optimizing performance based on the engine's operational state.

Career Highlights

Masaru Nakagishi is currently affiliated with Mazda Motor Corporation, where he has been instrumental in advancing powertrain technologies. His work has significantly contributed to the development of efficient and reliable automotive solutions, enhancing the overall performance of vehicles.

Collaborations

Throughout his career, Nakagishi has collaborated with esteemed colleagues including Shinya Kamada and Yasuhiro Ogauchi. Together, they have contributed to the innovation and refinement of various automotive technologies, paving the way for more advanced and sustainable vehicle systems.

Conclusion

Masaru Nakagishi's dedication to innovation in powertrain technology is evident through his patents and collaborative efforts. As an inventor with a strong track record at Mazda Motor Corporation, he continues to influence the automotive industry, ensuring that vehicles are equipped with cutting-edge technology that enhances performance and efficiency. Nakagishi's work is a testament to the impact of innovative thinking in creating safer and more efficient modes of transportation.