Inventor

WATANABE ZYUNPEI

JP3 patents

Patents

3 patents

US11846407B2Dec 19, 2023

Bare optical fiber manufacturing method

FURUKAWA ELECTRIC CO LTD0 citations59

US11073258B2Jul 27, 2021

Ultraviolet irradiation device including circular irradiation units that focus light on a single point

FURUKAWA ELECTRIC CO LTD0 citations59

US10773998B2Sep 15, 2020

Method of manufacturing optical fiber wire

FURUKAWA ELECTRIC CO LTD0 citations37