Inventor
ICHII KENTARO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “ICHII KENTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIKURA LTD
11 patentsUS8363313B2Jan 29, 2013
Ytterbium-doped optical fiber, fiber laser, and fiber amplifier
FUJIKURA LTD220 citations97
US7647792B2Jan 19, 2010
Method for fabricating porous silica preform
FUJIKURA LTD8 citations81
US9698557B2Jul 4, 2017
Optical fiber for amplification and optical fiber amplifier using the same
FUJIKURA LTD3 citations72
US9673589B2Jun 6, 2017
Amplification optical fiber and optical fiber amplifier
FUJIKURA LTD2 citations72
US10073220B2Sep 11, 2018
Optical coupler, laser device, and taper fiber
FUJIKURA LTD2 citations71
US10883860B2Jan 5, 2021
Optical fiber sensor
FUJIKURA LTD1 citations62
US9515450B2Dec 6, 2016
Amplifying optical fiber and optical amplifier
FUJIKURA LTD2 citations61
US9252556B2Feb 2, 2016
Amplifying optical fiber and optical amplifier
FUJIKURA LTD1 citations51
US8375749B2Feb 19, 2013
Method for fabricating porous silica preform
FUJIKURA LTD1 citations49
US10246366B2Apr 2, 2019
Method of manufacturing optical fiber base material and method of manufacturing optical fiber
FUJIKURA LTD0 citations46
US10670812B2Jun 2, 2020
Optical fiber
FUJIKURA LTD0 citations45
ICHII KENTARO
3 patentsUS8774590B2Jul 8, 2014
Ytterbium-doped optical fiber
ICHII KENTARO10 citations79
US8693833B2Apr 8, 2014
Manufacturing method for optical fiber preform and optical fiber
ICHII KENTARO0 citations49
US8125705B2Feb 28, 2012
Processing method for suppressing photodarkening in Yb-doped optical fibers, photodarkening-suppressed Yb-doped optical fiber, and fiber laser
ICHII KENTARO0 citations48