Location History:
- Tokyo, JA (1977)
- Yokohma, JP (1981)
- Yokohama, JP (1980 - 1987)
- Kanagawa, JP (1987)
Company Filing History:
8 out of 339 
6 out of 226 
Years Active: 1977-1987
Title: Yasuhiko Niiro: Innovator in Optical Technology
Introduction
Yasuhiko Niiro is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology, holding a total of 14 patents. His work focuses on enhancing optical communication systems, particularly in the areas of monitoring and submarine cable connections.
Latest Patents
Niiro's latest patents include an optical repeater monitoring system. This system features a pair of in-service monitoring circuits that utilize flip-flops to divide the frequency of transmission data. It is designed to detect parity errors and count them in an opposite line, ensuring reliable data transmission. Another notable patent is for an optical submarine cable connection. This invention describes an anchoring structure that connects an optical submarine repeater to a cable joint box, utilizing a cylindrical pressure-proof layer and a conical anchor member for enhanced durability and performance.
Career Highlights
Throughout his career, Niiro has worked with notable companies such as Kokusai Denshin Denwa Kabushiki Kaisha and Kokusai Denshin Denwa Co., Ltd. His experience in these organizations has allowed him to develop innovative solutions that address the challenges in optical communication.
Collaborations
Niiro has collaborated with esteemed colleagues, including Hiroharu Wakabayashi and Yoshihiro Ejiri. These partnerships have contributed to the advancement of his inventions and the overall progress in the field of optical technology.
Conclusion
Yasuhiko Niiro's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in optical communication systems.