Setsuyuki Karasawa

Title: The Innovations of Setsuyuki Karasawa

Introduction

Setsuyuki Karasawa is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of timepiece technology, particularly through his innovative designs and patents. His work has significantly impacted the functionality and efficiency of timekeeping devices.

Latest Patents

Karasawa holds a patent for a synchronous motor designed specifically for timepieces. This motor is capable of cancelling unbalance in self-starting driving power concerning the oscillating direction during self-starting. The design features adjoining stator pole pitch angles set at either 0.5 times or 1.5 times the rotor pole pitch angle. Additionally, the air gap between the stator supplementary poles and the rotor is maintained at a ratio between 1 and 1.4 against the air gap between the stator main poles and the rotor. The width of the stator supplementary poles is also wider than that of the stator main poles. This innovative design enhances the performance and reliability of timepieces.

Career Highlights

Throughout his career, Setsuyuki Karasawa has worked with prominent companies in the watch industry, including Rhythm Watch Co., Ltd. and Citizen Watch Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of timepiece technology.

Collaborations

Karasawa has collaborated with several talented individuals in his field, including Minosaku Aso and Yoshinori Goto. These collaborations have fostered innovation and creativity in the development of new technologies.

Conclusion

Setsuyuki Karasawa's contributions to the field of timepiece technology through his innovative patents and collaborations have made a significant impact. His work continues to influence the design and functionality of modern timekeeping devices.