Yuji Gotoh

Title: Yuji Gotoh: Innovator in Depth Measurement Technology

Introduction

Yuji Gotoh is a notable inventor based in Oita, Japan, recognized for his contributions to measurement technology. He holds two patents that showcase his innovative approach to measuring the depth of hardened layers in quenched workpieces. His work has significant implications in various industrial applications.

Latest Patents

One of Yuji Gotoh's latest patents is the "Hardened Layer Depth Measuring Apparatus." This apparatus is designed to measure the depth of a hardened layer formed at the surface of a quenched workpiece. It includes an exciting coil that generates a magnetic flux to magnetize the workpiece and a detecting coil that detects the magnetic flux generated by the exciting coil. The exciting coil features a U-shaped excitation core portion, with its distal ends facing the workpiece. The detecting coil is arranged between the magnetic poles of the excitation core portion and along the surface of the workpiece.

Another significant patent is the "Quenching Depth Measurement Method and Quenching Depth Measurement Apparatus." This method involves magnetizing the workpiece using a magnetizer equipped with an exciting coil. It detects an induced magnetic field through a detection coil and measures the induced magnetic field as the output voltage of the detection coil. The method specifies the thickness of the quenched hardened layer based on known electromagnetic characteristics of both unquenched and fully-quenched materials.

Career Highlights

Yuji Gotoh has worked with prominent organizations, including Neturen Co., Ltd. and Oita University. His experience in these institutions has allowed him to refine his expertise in measurement technologies and contribute to advancements in the field.

Collaborations

Throughout his career, Yuji Gotoh has collaborated with notable colleagues, including Yoshitaka Misaka and Kazuhiro Kawasaki. These partnerships have fostered innovation and development in his research endeavors.

Conclusion

Yuji Gotoh's work in depth measurement technology exemplifies his innovative spirit and dedication to advancing industrial applications. His patents reflect a commitment to improving measurement techniques, making significant contributions to the field.