Inventor

SANPEI YOSHIHIRO

JP6 patents

Patents

6 patents

US7411725B2Aug 12, 2008

Optical signal demodulator

YOKOGAWA ELECTRIC CORP30 citations91

US7848662B2Dec 7, 2010

Delay interferometer and demodulator

YOKOGAWA ELECTRIC CORP8 citations83

US7847952B2Dec 7, 2010

Delayed interferometer enabling a reduction of polarization-dependent frequency shift and demodulator

YOKOGAWA ELECTRIC CORP4 citations61

US7864325B2Jan 4, 2011

Interferometer, demodulator, and splitting element

YOKOGAWA ELECTRIC CORP2 citations60

US6885447B2Apr 26, 2005

Spectrometer and optical spectrum analyzer

YOKOGAWA ELECTRIC CORP2 citations59

US6999169B2Feb 14, 2006

Spectrometer

YOKOGAWA ELECTRIC CORP6 citations58