Koji Yamauchi

Title: Koji Yamauchi: Innovator in Control Systems

Introduction

Koji Yamauchi is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of control systems, holding a total of 9 patents. His innovative work focuses on enhancing the functionality and safety of various devices, particularly in building illumination and copying machines.

Latest Patents

Yamauchi's latest patents include a control system for an illumination lamp installed in buildings. This system integrates a door operation control apparatus, which comprises a door opening and closing instructor, a control circuit, and a lamp control signal. The system is designed to detect human movement and manage the illumination accordingly, ensuring that the lamp remains on for a predetermined time after the detection of movement. Another notable patent is the exposure amount control device for a copying machine. This device features an exposure amount control circuit that regulates the light of the exposure lamp, ensuring safe and stable operation through a digital light control signal generator.

Career Highlights

Throughout his career, Koji Yamauchi has been associated with Hitachi, Ltd., where he has developed various innovative technologies. His work has significantly impacted the efficiency and safety of control systems in both residential and commercial applications.

Collaborations

Yamauchi has collaborated with notable colleagues such as Shigeru Matsuoka and Seiji Yonekura. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Koji Yamauchi's contributions to control systems exemplify the spirit of innovation. His patents reflect a commitment to improving technology for everyday applications, making him a noteworthy figure in the field of invention.