Inventor
MORIMOTO MASAHITO
JP16 patents
Patents
16 patentsUS8014644B2Sep 6, 2011
Optical waveguide, optical waveguide module and method for forming optical waveguide
FURUKAWA ELECTRIC CO LTD25 citations92
US7338217B2Mar 4, 2008
Functional optical module
FURUKAWA ELECTRIC CO LTD16 citations91
US7040814B2May 9, 2006
Functional optical module
FURUKAWA ELECTRIC CO LTD30 citations91
US6876810B2Apr 5, 2005
Variable optical attenuator
FURUKAWA ELECTRIC CO LTD12 citations84
US6636683B2Oct 21, 2003
Variable optical attenuator
FURUKAWA ELECTRIC CO LTD12 citations73
US10938175B2Mar 2, 2021
Light source for Raman amplification, light source system for Raman amplification, Raman amplifier, and Raman amplifying system
FURUKAWA ELECTRIC CO LTD4 citations72
US5808768ASep 15, 1998
Optical telecommunications system
FURUKAWA ELECTRIC CO LTD10 citations72
US10139574B2Nov 27, 2018
Multi-core connector, connector, and connector connection mechanism
FURUKAWA ELECTRIC CO LTD4 citations71
US8023781B2Sep 20, 2011
Broadband wavelength multiplexing and demultiplexing filter and optical splitter with optical signal multiplexing and demultiplexing function
FURUKAWA ELECTRIC CO LTD6 citations70
US7469079B2Dec 23, 2008
Broadband wavelength multiplexing and demultiplexing filter and optical splitter with optical signal multiplexing and demultiplexing function
FURUKAWA ELECTRIC CO LTD6 citations70
US11652329B2May 16, 2023
Light source for Raman amplification, light source system for Raman amplification, Raman amplifier, and Raman amplifying system
FURUKAWA ELECTRIC CO LTD0 citations62
US7013075B2Mar 14, 2006
Variable optical attenuator
FURUKAWA ELECTRIC CO LTD5 citations62
US5748351AMay 5, 1998
Optical power detector, and multi-level digital transmission system incorporating the same
FURUKAWA ELECTRIC CO LTD6 citations62
US7885493B2Feb 8, 2011
Broadband wavelength multiplexing and demultiplexing filter and optical splitter with optical signal multiplexing and demultiplexing function
FURUKAWA ELECTRIC CO LTD3 citations59
US6730535B2May 4, 2004
Silicon device manufacturing method, silicon device, and optical component
FURUKAWA ELECTRIC CO LTD6 citations59
US9935721B2Apr 3, 2018
Optical communication method and optical communication system
FURUKAWA ELECTRIC CO LTD0 citations51