Inventor
SHIMA KENSUKE
JP16 patents
⚠️ This page may combine multiple inventors who share the name “SHIMA KENSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIKURA LTD
9 patentsUS5930437AJul 27, 1999
Optical filter with planar optical waveguide having periodically varied distribution of refractive index and production process thereof
FUJIKURA LTD31 citations92
US5949934ASep 7, 1999
Optical waveguide grating and production method therefor
FUJIKURA LTD35 citations91
US6442313B2Aug 27, 2002
Optical fiber grating and manufacturing method thereof
FUJIKURA LTD8 citations73
US6298183B1Oct 2, 2001
Optical fiber grating and manufacturing method therefor
FUJIKURA LTD14 citations73
US11835776B2Dec 5, 2023
Filter device and laser apparatus
FUJIKURA LTD0 citations62
US7065279B2Jun 20, 2006
Method for exciting light for optical amplification medium fiber, structure for emitting excited light into optical amplification medium fiber optical fiber amplifier, and optical fiber laser
FUJIKURA LTD5 citations62
US11901690B2Feb 13, 2024
Fiber laser device
FUJIKURA LTD1 citations60
US8983249B2Mar 17, 2015
Optical fiber combiner, and laser system using the same
FUJIKURA LTD2 citations60
US6819834B2Nov 16, 2004
Optical fiber grating, optical fiber grating manufacturing method, and optical fiber grating manufacturing apparatus
FUJIKURA LTD2 citations60