Inventor
IWAGUCHI NORIAKI
JP26 patents
Patents
26 patentsUS11953744B2Apr 9, 2024
Optical fiber ribbon and optical fiber cable
SUMITOMO ELECTRIC INDUSTRIES2 citations73
US11828996B2Nov 28, 2023
Optical fiber ribbon and optical fiber cable
SUMITOMO ELECTRIC INDUSTRIES3 citations73
US10241262B2Mar 26, 2019
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES5 citations72
US10054736B2Aug 21, 2018
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES2 citations72
US9874684B2Jan 23, 2018
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES2 citations72
US9557477B2Jan 31, 2017
Coated optical fiber
SUMITOMO ELECTRIC INDUSTRIES3 citations72
US9097867B2Aug 4, 2015
Coated optical fiber
SUMITOMO ELECTRIC INDUSTRIES6 citations72
US11919804B2Mar 5, 2024
Resin composition, secondary coating material for optical fiber, optical fiber, and method for manufacturing optical fiber
SUMITOMO ELECTRIC INDUSTRIES2 citations71
US9746605B2Aug 29, 2017
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES6 citations71
US9632241B2Apr 25, 2017
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES2 citations71
US12386129B2Aug 12, 2025
Optical fiber ribbon
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11372155B2Jun 28, 2022
Optical fiber and method for manufacturing optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11073655B2Jul 27, 2021
Optical fiber and ultraviolet ray curable resin composition
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US9169156B2Oct 27, 2015
Optical fiber and method for manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES2 citations62
US11579358B2Feb 14, 2023
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US11415769B2Aug 16, 2022
Intermittent connection-type optical fiber tape core wire, optical fiber cable, and method for manufacturing intermittent connection-type optical fiber tape core wire
SUMITOMO ELECTRIC INDUSTRIES0 citations61
US11820704B2Nov 21, 2023
Resin composition, secondary coating material for optical fiber, optical fiber, and method for producing optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11472735B2Oct 18, 2022
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations60
US11927798B2Mar 12, 2024
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US11465317B2Oct 11, 2022
Method for manufacturing optical fiber
SUMITOMO ELECTRIC INDUSTRIES1 citations59
US11428866B2Aug 30, 2022
Method for manufacturing optical fiber with oxygen-strengthened UV-resin coating
SUMITOMO ELECTRIC INDUSTRIES0 citations59
US12529857B2Jan 20, 2026
Optical fiber ribbon
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US9733425B2Aug 15, 2017
Optical fiber and process for producing the same
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US9964700B2May 8, 2018
Optical fiber core and optical fiber tape core
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9891381B2Feb 13, 2018
Coated optical fiber
SUMITOMO ELECTRIC INDUSTRIES1 citations51
US9134495B2Sep 15, 2015
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES0 citations51