Inventor
HAYAFUJI HISAO
JP11 patents
Patents
11 patentsUS9787334B2Oct 10, 2017
High frequency power amplifier, high frequency front-end circuit, and radio communication device
MURATA MANUFACTURING CO11 citations83
US8891596B2Nov 18, 2014
High frequency front end module
MURATA MANUFACTURING CO12 citations83
US9739871B2Aug 22, 2017
Transmission-reception apparatus
MURATA MANUFACTURING CO4 citations72
US9979419B2May 22, 2018
Front-end circuit
MURATA MANUFACTURING CO2 citations71
US12148987B2Nov 19, 2024
Antenna module, communication device, and array antenna
MURATA MANUFACTURING CO0 citations61
US6072373AJun 6, 2000
Voltage controlled oscillator with impedance regulation circuit including a switching element
MURATA MANUFACTURING CO5 citations61
US12283761B2Apr 22, 2025
Antenna module and communication device including the same
MURATA MANUFACTURING CO0 citations60
US9960898B2May 1, 2018
Radio frequency front-end circuit
MURATA MANUFACTURING CO1 citations51
US10057044B2Aug 21, 2018
Front-end circuit
MURATA MANUFACTURING CO0 citations49
US10027353B2Jul 17, 2018
High-frequency front end circuit
MURATA MANUFACTURING CO0 citations41
US9287918B2Mar 15, 2016
High-frequency front-end circuit
MURATA MANUFACTURING CO0 citations40