Inventor
IEKI HIDEHARU
JP20 patents
Patents
20 patentsUS5569548AOct 29, 1996
Zinc oxide piezoelectric crystal film on sapphire plane
MURATA MANUFACTURING CO103 citations98
US5770985AJun 23, 1998
Surface acoustic wave filter
MURATA MANUFACTURING CO111 citations97
US5694096ADec 2, 1997
Surface acoustic wave filter
MURATA MANUFACTURING CO127 citations97
US5568002AOct 22, 1996
IIDT type surface acoustic wave device
MURATA MANUFACTURING CO74 citations92
US5162690ANov 10, 1992
Surface acoustic wave device
MURATA MANUFACTURING CO29 citations92
US5152864AOct 6, 1992
Method of manufacturing surface acoustic wave device
MURATA MANUFACTURING CO22 citations92
US5061870AOct 29, 1991
Surface acoustic wave device
MURATA MANUFACTURING CO27 citations92
US4752709AJun 21, 1988
Surface acoustic wave device
MURATA MANUFACTURING CO27 citations92
US4571519AFeb 18, 1986
Sezawa surface acoustic wave device using a piezoelectric layer over a nitride layer on a substrate
MURATA MANUFACTURING CO47 citations90
US6731046B2May 4, 2004
Surface acoustic wave element and manufacturing method of the same
MURATA MANUFACTURING CO14 citations84
US5532537AJul 2, 1996
Zinc oxide piezoelectric crystal film on sapphire plane
MURATA MANUFACTURING CO7 citations74
US5432397AJul 11, 1995
Zinc oxide piezoelectric crystal film
MURATA MANUFACTURING CO10 citations74
US4354129AOct 12, 1982
Absorber for piezoelectric surface acoustic wave device
MURATA MANUFACTURING CO14 citations74
US4295108AOct 13, 1981
Filter circuit employing surface acoustic wave device
MURATA MANUFACTURING CO17 citations74
US4297660AOct 27, 1981
Electric circuit using surface acoustic wave device
MURATA MANUFACTURING CO9 citations73
US4143343AMar 6, 1979
Acoustic surface wave interaction device
MURATA MANUFACTURING CO11 citations71
US4038615AJul 26, 1977
Elastic surface wave device
MURATA MANUFACTURING CO15 citations71
US4037181AJul 19, 1977
Acoustic surface wave filter devices
MURATA MANUFACTURING CO11 citations71
US4034318AJul 5, 1977
Elastic surface wave filter
MURATA MANUFACTURING CO13 citations71
US6800135B2Oct 5, 2004
ZnO/sapphire substrate and method for manufacturing the same
MURATA MANUFACTURING CO0 citations52