Hitoshi Noguchi

Title: Hitoshi Noguchi: Innovator in Optical Disk Technology

Introduction

Hitoshi Noguchi is a prominent inventor based in Gifu, Japan. He has made significant contributions to the field of optical disk technology, holding a total of 8 patents. His work focuses on enhancing the performance and reliability of optical disk drives.

Latest Patents

One of Noguchi's latest patents is for an optical disk drive responsive to internal temperature changes. This innovation allows the drive to perform recording and reproducing operations effectively, regardless of temperature fluctuations. A temperature sensor on the pickup measures the internal temperature, and if changes exceed a predetermined level, it resets the focus offset value, tracking offset value, and laser output. Another notable patent involves a magneto-optical recording medium designed to prevent degradation of the reproduction layer. This medium features a dielectric layer of SiN, a non-magnetic layer of SiN, and a recording layer of TbFeCo, ensuring that the non-magnetic layer does not adversely affect the reproduction layer.

Career Highlights

Hitoshi Noguchi is currently employed at Sanyo Electric Co., Ltd., where he continues to innovate in the field of optical technologies. His work has been instrumental in advancing the capabilities of optical disk drives, making them more efficient and reliable.

Collaborations

Throughout his career, Noguchi has collaborated with notable colleagues, including Atsushi Yamaguchi and Hiroki Ishida. These partnerships have contributed to the development of cutting-edge technologies in the optical disk industry.

Conclusion

Hitoshi Noguchi's contributions to optical disk technology have significantly impacted the industry. His innovative patents demonstrate his commitment to improving the functionality and reliability of optical devices. His work continues to inspire advancements in this vital field.