Company Filing History:
Years Active: 2014-2019
Title: Innovations of Tomofumi Arai
Introduction
Tomofumi Arai is a notable inventor based in Sakura, Japan. He has made significant contributions to the field of optical fiber technology. With a total of 3 patents to his name, Arai's work has advanced the manufacturing processes and applications of optical fibers.
Latest Patents
Arai's latest patents include a method of manufacturing optical fiber base material and a method of manufacturing optical fiber. This innovative method involves an inside mounting technique, which includes rotating and heating a glass tube fixed at two positions while supplying gas into a through-hole of the glass tube. The glass tube is designed to warp in a way that creates a catenary curve shape in the vertical direction. Another significant patent is for an ytterbium-doped optical fiber, which features a core containing ytterbium, aluminum, and phosphorus. This optical fiber is designed with specific concentrations of aluminum and phosphorus to enhance its performance, while also minimizing the presence of germanium.
Career Highlights
Tomofumi Arai is currently employed at Fujikura Limited, a company known for its advancements in fiber optics and telecommunications. His work at Fujikura has allowed him to focus on innovative solutions in optical fiber manufacturing.
Collaborations
Arai has collaborated with notable coworkers, including Kentaro Ichii and Shoji Tanigawa. Their combined expertise contributes to the development of cutting-edge technologies in the field.
Conclusion
Tomofumi Arai's contributions to optical fiber technology through his patents and work at Fujikura Limited highlight his role as an influential inventor in this specialized field. His innovative methods and collaborative efforts continue to shape the future of optical fiber applications.