Haruo Yamazaki

Title: Haruo Yamazaki: Innovator in Wiper Control Technology

Introduction

Haruo Yamazaki is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of automotive technology, particularly in the development of wiper control devices. With a total of three patents to his name, Yamazaki's innovations have enhanced the functionality and efficiency of wiper systems.

Latest Patents

Yamazaki's latest patents include advanced wiper control devices designed to address operational challenges. One of his inventions is a wiper control device that effectively manages the wiping range discrepancies caused by varying operation speeds of the wiper blade. This device utilizes an eccentric mechanism within the wiper linkage and adjusts the rotational direction of the wiper motor based on the operation speed. The system comprises a wiper switch, a wiper motor, a position switch, a controller, and a motor driving circuit. The controller is programmed to change the motor's rotational direction when the wiper blade reaches its upper or lower turning positions, responding to the selected wiper mode.

Another innovative wiper control device developed by Yamazaki features a wiper switch equipped with a variable resistor. This switch is designed to correspond to different resistance values based on the operation mode of the wiper apparatus. The device includes an interface circuit with a reference resistor and a capacitor, along with a microcomputer that determines the selected operation mode by analyzing the charging times of the capacitor through both the reference and variable resistors.

Career Highlights

Throughout his career, Haruo Yamazaki has worked with prominent companies in the automotive sector. He has been associated with Jidosha Denki Kogyo Kabushiki Kaisha and Nifco Inc., where he contributed to the advancement of automotive technologies. His work has been instrumental in improving the reliability and performance of wiper systems.

Collaborations

Yamazaki has collaborated with talented individuals in his field, including Yasuki Matsumoto and Masaharu Matsumoto. These collaborations have fostered innovation and have led to the successful development of various automotive technologies.

Conclusion

Haruo Yamazaki's contributions to wiper control technology exemplify his commitment to innovation in the automotive industry. His patents reflect a deep understanding of engineering principles and a dedication to enhancing vehicle functionality. Through his work, Yamazaki continues to influence the