Inventor
TAMADA HITOSHI
JP28 patents
Patents
28 patentsUS5748368AMay 5, 1998
Polarization optical element
SONY CORP108 citations98
US7042627B2May 9, 2006
Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatus
SONY CORP11 citations92
US5459807AOct 17, 1995
Optical waveguide device and second harmonic generator using the same
SONY CORP41 citations92
US5426310AJun 20, 1995
Method of heat-treating an oxide optical crystal and a heat treatment apparatus for carrying out the same
SONY CORP47 citations92
US5022729AJun 11, 1991
Optical waveguide and second harmonic generator
SONY CORP26 citations92
US4612587ASep 16, 1986
Thermomagnetic recording and reproducing system
SONY CORP48 citations92
US6987616B2Jan 17, 2006
Light reflection/diffraction device, light reflection/diffraction device array, and image display
SONY CORP13 citations83
US6992812B2Jan 31, 2006
Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatus
SONY CORP5 citations74
US6987606B2Jan 17, 2006
Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatus
SONY CORP8 citations74
US6559937B2May 6, 2003
Inspection apparatus and method
SONY CORP9 citations73
US6465810B1Oct 15, 2002
Semiconductor light emitting device and its manufacturing method
SONY CORP10 citations73
US5150447ASep 22, 1992
Optical waveguide which is formed by liquid phase epitaxial growth
SONY CORP13 citations70
US6411420B1Jun 25, 2002
Electro-optical element, and method of driving and method of manufacturing the same
SONY CORP8 citations68
US7072097B2Jul 4, 2006
Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatus
SONY CORP2 citations63
US6999229B2Feb 14, 2006
Image production apparatus, image display apparatus, image display method and optical modulation device adjustment apparatus
SONY CORP1 citations63
US6934240B2Aug 23, 2005
Optical element, optical head and signal reproducing method
SONY CORP3 citations63
US6282006B1Aug 28, 2001
Optical communications apparatus and method
SONY CORP6 citations63
US5732060AMar 24, 1998
Optical pickup and optical recording medium reproducing apparatus having a wire grid unit
SONY CORP2 citations63
US4746884AMay 24, 1988
YIG thin film microwave apparatus
SONY CORP3 citations63
US4745380AMay 17, 1988
YIG thin film microwave apparatus
SONY CORP5 citations63
US7369289B2May 6, 2008
Optical modulation device and image display apparatus using the same
SONY CORP5 citations62
US6813061B2Nov 2, 2004
Electrostatic machine element, light diffraction modulation element and image display device
SONY CORP2 citations62
US5341450AAug 23, 1994
LiNbO3 thin film optical waveguide device and process for producing the same
SONY CORP2 citations62
US5168388ADec 1, 1992
Optical waveguide device and optical second harmonic generator using the same
SONY CORP4 citations62
US4898440AFeb 6, 1990
Optical waveguide device
SONY CORP6 citations62
US4642795AFeb 10, 1987
Thermomagnetic recording system
SONY CORP3 citations62
US7466470B2Dec 16, 2008
Aggregate of electronic device chips, electronic device chip, aggregate of diffraction grating light modulators, and diffraction grating light modulator
SONY CORP1 citations51
US6451492B2Sep 17, 2002
Inspection apparatus and method
SONY CORP0 citations41