Tatsuma Kouchi

Title: Innovations of Tatsuma Kouchi: Pioneering Thermoacoustic Devices and Electric Power Steering Systems

Introduction

Tatsuma Kouchi, based in Kashiwara, Japan, is a prolific inventor with an impressive portfolio of 13 patents. His work primarily focuses on advancements in engineering and technology, particularly in thermoacoustic devices and electric power steering systems.

Latest Patents

Among his latest innovations, Kouchi developed a groundbreaking thermoacoustic device featuring a diaphragm structure. This device incorporates a loop tube, where a working gas is sealed, alongside a stack generating a temperature gradient along the tube's axis. The diaphragm is constructed to vibrate in synchronization with this gradient, while an operation unit modulates diaphragm rigidity as needed.

Another noteworthy patent is an electric power steering system that enhances vehicle steering control. This system uses a low-pass filter to process the detected steering torque value from a torque sensor. It computes deviations between the filtered and detected values, employing a PI control unit to create a vibration compensation value that ensures precise steering torque accuracy.

Career Highlights

Throughout his career, Kouchi has made significant contributions while working at Jtekt Corporation and the University Public Corporation Osaka. His expertise in engineering and innovation has positioned him at the forefront of technological advancements in his field.

Collaborations

Kouchi has collaborated closely with fellow innovators Masanori Arima and Naoki Maeda, contributing to the success of various projects and the development of new technologies.

Conclusion

Tatsuma Kouchi's contributions to engineering and technology through his patents have greatly influenced the fields of thermoacoustic devices and automotive technology. His innovative spirit and collaborative work continue to inspire advancements that enhance both efficiency and performance in various applications.