Location History:
- Sakao, JP (1991)
- Saitama-ken, JP (1996)
- Sakado, JP (1991 - 1999)
Company Filing History:
20 out of 81 
3 out of 374 
1 out of 1 Years Active: 1991-1999
Title: **The Innovations of Koichi Yamazaki: A Pioneer in Optical Information Recording**
Introduction
Koichi Yamazaki, an accomplished inventor based in Sakado, Japan, holds an impressive portfolio of 23 patents. His work has significantly contributed to the field of optical information recording, showcasing his creativity and technical expertise.
Latest Patents
Yamazaki's latest innovations include groundbreaking patents featuring an optical information recording device and sophisticated methods for data detection. One of his inventions employs a laser light beam, which is divided by a diffraction grating into multiple beams. This system is ingeniously designed, utilizing one main beam for recording information and several auxiliary beams for tracking and focusing on a recording medium. Notably, one auxiliary beam determines whether a track is blank for recording, while another verifies the accuracy of recorded information.
Another notable patent involves a method of optical information recording with preformatted synchronization signals. Each information recording track consists of pre-formatted header sections containing crucial address information that facilitates easy access. This arrangement enables the recording of data in either direction, improving recording speeds and ensuring accuracy, even when defects in the recording medium occur.
Career Highlights
Throughout his career, Koichi Yamazaki has worked with prominent companies, including Nippon Conlux Co., Ltd. and Japan Broadcasting Corporation (Nippon Hoso Kyokai). His work has not only revolutionized optical recording techniques but has also positioned him as a leader in his field.
Collaborations
Yamazaki has collaborated with esteemed professionals such as Kazuo Noda and Eiichi Nakamura, contributing to numerous innovative projects that have advanced optical recording technologies.
Conclusion
Koichi Yamazaki's contributions to optical information recording exemplify his status as a pioneering inventor. His extensive patent portfolio reflects his dedication to innovation, making significant advancements in technology that continue to influence the field today.