Shuji Otawa

Title: The Innovative Contributions of Shuji Otawa

Introduction

Shuji Otawa is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of engineering and technology. With a total of seven patents to his name, Otawa has made remarkable advancements, particularly in the development of ultrasonic motors and electronic timepieces.

Latest Patents

One of Otawa's latest patents is an ultrasonic motor that is capable of being accurately step-driven. This innovative motor comprises a vibrating member that is piezoelectrically vibrated to drive and halt a movable member. The motor generates a driving wave to vibrate the member for driving the movable component and a halting wave to stop it. The design allows for precise control, as the movable member is divided into portions that align with nodal points of the standing halting wave, ensuring accurate step-driven functionality. Another notable patent is for an electronic timepiece that features a stepping motor. This timepiece includes a power source, an oscillating circuit, and a dividing circuit that produces controlling signals. The design allows for the power consumption of the stepping motor to be maintained at a constant level, regardless of variations in the supply voltage.

Career Highlights

Throughout his career, Shuji Otawa has worked with notable companies such as Kabushiki Kaisha Daini Seikosha and Seiko Instruments Inc. His work in these organizations has contributed to the advancement of precision instruments and electronic devices.

Collaborations

Otawa has collaborated with esteemed colleagues, including Masaharu Shida and Makoto Ueda, further enhancing the innovative projects he has been involved in.

Conclusion

Shuji Otawa's contributions to technology through his patents and collaborations have significantly impacted the fields of engineering and electronics. His work continues to inspire future innovations in these areas.