Toshio Ito

Title: The Innovations of Toshio Ito

Introduction

Toshio Ito is a notable inventor based in Hashima, Japan. He has made significant contributions to the field of optical disc technology. With a total of 5 patents to his name, his work has advanced the capabilities of optical disc players and high-density optical discs.

Latest Patents

One of his latest patents is for a high-density optical disc player. This innovative player is designed to reproduce optical discs with a pit width of 0.2-0.35 µm, a pit depth of 100-120 nm, and a track pitch of 0.7-0.85 µm. It features a semiconductor laser with a wavelength of 590-670 nm, which projects a laser beam onto the optical disc with a predetermined spot diameter. Another significant patent involves a high-density optical disc and optical disc player. This optical disc has a track pitch of 0.85 µm, a shortest pit length of 0.49 µm, a pit depth of 100 nm, and a pit width of 0.35 µm. It is designed to be rotated at a linear velocity of 2.4-2.8 m/s, allowing data to be read at a transfer rate of 5.6 Mbps using a laser beam with a wavelength of 635 nm.

Career Highlights

Toshio Ito is currently employed at Sanyo Electric Co., Ltd. His work at this company has been instrumental in developing advanced optical technologies. His patents reflect a deep understanding of the technical requirements for high-density data storage and retrieval.

Collaborations

Throughout his career, Toshio has collaborated with notable colleagues such as Yoichi Tsuchiya and Hitoshi Terasaki. These collaborations have contributed to the successful development of innovative optical technologies.

Conclusion

Toshio Ito's contributions to optical disc technology have made a significant impact in the field. His innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the development of high-density optical storage solutions.