Inventor
SOUMA SHUNICHI
JP7 patents
Patents
7 patentsUS7974502B2Jul 5, 2011
Optical module and optical switch
NIPPON TELEGRAPH & TELEPHONE12 citations92
US7206473B2Apr 17, 2007
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE13 citations92
US6999652B2Feb 14, 2006
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE18 citations92
US7590312B2Sep 15, 2009
Interferometer optical switch and variable optical attenuator
NIPPON TELEGRAPH & TELEPHONE11 citations83
US7177495B2Feb 13, 2007
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE5 citations73
US7116859B2Oct 3, 2006
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE7 citations73
US7272317B2Sep 18, 2007
Optical multiplexing communication system using ultra high speed signal transmission
NIPPON TELEGRAPH & TELEPHONE0 citations41