Company Filing History:
Years Active: 1994-2024
Title: Hitoshi Iinuma: Innovator in Optical Fiber Technology
Introduction
Hitoshi Iinuma is a prominent inventor based in Gunma, Japan, known for his significant contributions to the field of optical fiber technology. With a total of six patents to his name, Iinuma has made remarkable advancements in manufacturing methods and apparatuses for porous glass base materials used in optical fibers.
Latest Patents
Iinuma's latest patents focus on the manufacturing apparatus and method of porous glass base material for optical fiber. One of his innovative methods involves controlling the flow rate of a raw material liquid of organic siloxane using a liquid mass flow controller. This process includes introducing the raw material liquid to a vaporizer, where it is mixed with carrier gas to form a mixed gas. The mixed gas is then combusted in a burner to produce SiO particles, which are deposited on a starting core base material to create the porous glass base material. His patents emphasize the importance of maintaining specific pressure conditions during the manufacturing process to ensure optimal results.
Career Highlights
Iinuma has dedicated his career to advancing optical fiber technology through innovative manufacturing techniques. His work at Shin-Etsu Chemical Co., Ltd. has positioned him as a key player in the industry, contributing to the development of high-quality optical fibers that are essential for modern communication systems.
Collaborations
Throughout his career, Iinuma has collaborated with notable colleagues, including Naoto Noda and Dai Inoue. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the field of optical fiber technology.
Conclusion
Hitoshi Iinuma's contributions to the manufacturing of porous glass base materials for optical fibers have significantly impacted the industry. His innovative methods and collaborative efforts continue to drive advancements in optical fiber technology, showcasing his dedication to innovation and excellence.