Tomoki Okuhata

Title: Tomoki Okuhata: Innovator in Electronic Watch Technology

Introduction

Tomoki Okuhata is a notable inventor based in Shiojiri, Japan. He has made significant contributions to the field of electronic watch technology, holding a total of 3 patents. His work focuses on advancements in motor control circuits and electronic watch functionalities.

Latest Patents

Okuhata's latest patents include innovative designs for a movement and electronic watch. One of his patents describes a stepping motor that features a driver, a current detection circuit, and a rotation detection circuit. This design allows for precise control of the rotor's movement. The patent specifies that the resistance value R[Ω] of the coil and the driving voltage V volts of the stepping motor must satisfy the condition 900×V[Ω]≤R[Ω]≤1100×V[Ω], with a voltage range of 1.8 volts to 2.4 volts. Another patent focuses on an electronic watch that includes a driver controlled to alternate between ON and OFF states, allowing for efficient power management and accurate timekeeping.

Career Highlights

Tomoki Okuhata is currently employed at Seiko Epson Corporation, where he continues to innovate in the field of electronic devices. His expertise in motor control and electronic watch technology has positioned him as a key contributor to the company's advancements in these areas.

Collaborations

Okuhata collaborates with Reiko Nagahama, a fellow innovator at Seiko Epson Corporation. Their combined efforts contribute to the development of cutting-edge technologies in electronic watches.

Conclusion

Tomoki Okuhata's work exemplifies the spirit of innovation in electronic watch technology. His patents reflect a deep understanding of motor control and efficiency, making significant strides in the industry.