Inventor
OKUBO NAOFUMI
JP12 patents
Patents
12 patentsUS5287069AFeb 15, 1994
Constant-amplitude wave combination type amplifier
FUJITSU LTD140 citations97
US5264807ANov 23, 1993
High frequency power amplifier with high efficiency and low distortion
FUJITSU LTD118 citations97
US5973636AOct 26, 1999
Radar apparatus with a simplified construction
FUJITSU LTD87 citations96
US5940029AAug 17, 1999
Radar apparatus
FUJITSU LTD67 citations96
US5455538AOct 3, 1995
Linear amplifier for amplifying a composite signal of plural frequency components
FUJITSU LTD49 citations92
US5381153AJan 10, 1995
Portable FM-CW radar device with frequency conversion by first and second frequencies
FUJITSU LTD46 citations92
US4562409ADec 31, 1985
Cavity resonator coupling-type power distributor/power combiner
FUJITSU LTD38 citations92
US4598254AJul 1, 1986
Microwave power distributing and synthesizing device and microwave power amplifying apparatus including the same
FUJITSU LTD27 citations91
US4588962AMay 13, 1986
Device for distributing and combining microwave electric power
FUJITSU LTD50 citations91
US4796155AJan 3, 1989
Liquid cooling type high frequency solid state device
FUJITSU LTD22 citations81
US4686494AAug 11, 1987
Cavity resonator coupling type power distributor/power combiner comprising coupled input and output cavity resonators
FUJITSU LTD16 citations74
US5095283AMar 10, 1992
Amplifier circuit having feedback circuit
FUJITSU LTD1 citations52