Kuniichi Ozawa

Title: Kuniichi Ozawa: Innovator in Optical Detection and Motor Technology

Introduction

Kuniichi Ozawa is a notable inventor based in Hirakata, Japan. He has made significant contributions to the field of optical detection and brushless DC motor technology. With a total of 2 patents, his work showcases innovative solutions that enhance the performance and accuracy of motor systems.

Latest Patents

Ozawa's latest patents include an optical rotation detecting apparatus and a torque ripple compensation circuit for brushless DC motors. The optical rotation detecting apparatus utilizes slits arranged at equal pitches along a rotary disk, combined with a photoelectric conversion element, to accurately detect the rotation information of the motor shaft. This system generates two rotation information signals that allow for precise detection of the shaft's rotational speed and direction. The second patent focuses on a torque ripple compensation circuit that ensures uniform torque in electronic commutated motors by controlling the stator current. This innovative approach divides the mechanical rotation of the rotor magnet into partitioned ranges, allowing for effective compensation of torque ripple.

Career Highlights

Kuniichi Ozawa is currently employed at Matsushita Electric Industrial Co., Ltd., where he continues to develop cutting-edge technologies in motor systems. His work has significantly impacted the efficiency and reliability of brushless DC motors, making them more effective for various applications.

Collaborations

Throughout his career, Ozawa has collaborated with talented individuals such as Hiromi Nakase and Yasuhiro Gotoh. These partnerships have fostered a creative environment that has led to the development of innovative technologies.

Conclusion

Kuniichi Ozawa's contributions to optical detection and motor technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing the performance of brushless DC motors, making a lasting impact in the field.