Location History:
- Yokohama, JP (1997 - 2000)
- Kanagawa, JP (2004 - 2006)
Company Filing History:
4 out of 2,560 
1 out of 832,880 Years Active: 1997-2006
Title: The Innovations of Tsuyoshi Onishi
Introduction
Tsuyoshi Onishi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of optical technology, particularly in the development of plastic optical fibers. With a total of four patents to his name, Onishi's work has garnered attention for its innovative approach and practical applications.
Latest Patents
One of Onishi's latest patents focuses on a plastic optical fiber that is low in attenuation in a high order mode and exhibits minimal mode dispersion. This innovative plastic optical fiber comprises at least a core and a clad surrounding the core. The core is characterized by a refractive index that gradually decreases from the center towards the outside in the radial direction. Additionally, the refractive index of the clad is lower than that of the core center and higher than that of the core periphery.
Career Highlights
Throughout his career, Onishi has worked with prominent companies, including Asahi Glass Company, Limited. His expertise in optical technology has positioned him as a key figure in the advancement of plastic optical fibers.
Collaborations
Onishi has collaborated with notable individuals in his field, including Koji Koganezawa and Noriyuki Yoshihara. These collaborations have contributed to the development and refinement of his innovative technologies.
Conclusion
Tsuyoshi Onishi's contributions to the field of optical technology, particularly through his patents on plastic optical fibers, highlight his role as a significant inventor. His work continues to influence advancements in this area, showcasing the importance of innovation in technology.