Inventor
OUCHI MINEFUMI
JP20 patents
Patents
20 patentsUS6781485B2Aug 24, 2004
Surface acoustic wave filter
MURATA MANUFACTURING CO21 citations92
US6781478B2Aug 24, 2004
Longitudinally coupled resonator type surface acoustic wave filter and communication apparatus incorporating the same
MURATA MANUFACTURING CO15 citations84
US7034639B2Apr 25, 2006
Longitudinally coupled resonator type surface acoustic wave filter and communication apparatus incorporating the same
MURATA MANUFACTURING CO6 citations73
US6809614B2Oct 26, 2004
Surface acoustic wave device having balanced and unbalanced terminals and a delay line
MURATA MANUFACTURING CO11 citations73
US6771145B2Aug 3, 2004
Surface acoustic wave device
MURATA MANUFACTURING CO11 citations73
US12323130B2Jun 3, 2025
Transversely-excited film bulk acoustic resonator with controlled conductor sidewall angles
MURATA MANUFACTURING CO1 citations64
US12537504B2Jan 27, 2026
Acoustic wave device including dielectric film between electrodes and piezoelectric layer
MURATA MANUFACTURING CO0 citations62
US12531540B2Jan 20, 2026
Acoustic wave device
MURATA MANUFACTURING CO0 citations62
US12328111B2Jun 10, 2025
Filter
MURATA MANUFACTURING CO0 citations62
US7746199B2Jun 29, 2010
Acoustic wave device
MURATA MANUFACTURING CO2 citations62
US7439827B2Oct 21, 2008
Surface acoustic wave filter device
MURATA MANUFACTURING CO3 citations62
US6876275B2Apr 5, 2005
Surface acoustic wave device and communication device containing the same
MURATA MANUFACTURING CO3 citations62
US7005948B2Feb 28, 2006
Surface acoustic wave device and communication apparatus using the same
MURATA MANUFACTURING CO2 citations61
US12556156B2Feb 17, 2026
Acoustic wave device
MURATA MANUFACTURING CO0 citations60
US12592677B2Mar 31, 2026
Acoustic wave device
MURATA MANUFACTURING CO0 citations51
US12542528B2Feb 3, 2026
Acoustic wave device
MURATA MANUFACTURING CO0 citations51
US12323132B2Jun 3, 2025
Filter
MURATA MANUFACTURING CO0 citations51
US12267059B2Apr 1, 2025
Acoustic wave device
MURATA MANUFACTURING CO0 citations51
US9118297B2Aug 25, 2015
Elastic wave device and duplexing device
MURATA MANUFACTURING CO1 citations51
US12542527B2Feb 3, 2026
Acoustic wave device
MURATA MANUFACTURING CO0 citations50