Masaaki Namekawa

Title: Masaaki Namekawa: Innovator in Electronic Timekeeping

Introduction

Masaaki Namekawa is a notable inventor based in Kiyose, Japan, recognized for his contributions to electronic timekeeping devices. With a total of eight patents to his name, he has made significant advancements in the functionality and efficiency of electronic clocks and watches.

Latest Patents

One of his latest innovations is an electronic clock designed to finely control the driving force of a normal driving pulse. This invention effectively suppresses variations in current consumption without increasing the circuit size. The clock outputs a chopped driving pulse and an adjustment pulse from a different terminal than the motor driver, allowing for precise control of the motor driving current. Another significant patent is for an electronic watch that optimizes power recovery operations. By outputting a recovery pulse near the peak position of an induced current waveform, the watch enhances recovery efficiency while minimizing the impact of parasitic diodes.

Career Highlights

Masaaki Namekawa has worked with prominent companies such as Citizen Holdings Company, Ltd. and Citizen Watch Company, Ltd. His experience in these organizations has contributed to his expertise in developing innovative electronic timekeeping solutions.

Collaborations

Throughout his career, Namekawa has collaborated with talented individuals, including Takashi Ihara and Akinari Takada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of electronic devices.

Conclusion

Masaaki Namekawa's contributions to electronic clocks and watches demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to enhancing the efficiency and functionality of timekeeping devices, solidifying his legacy as a significant inventor in this field.