Inventor
KUGOU SHIN ICHI
JP9 patents
Patents
9 patentsUS6326845B1Dec 4, 2001
Feedforward amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD63 citations96
US6201439B1Mar 13, 2001
Power splitter/ combiner circuit, high power amplifier and balun circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations96
US6803837B2Oct 12, 2004
Power splitter/combiner circuit, high power amplifier and balun circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations92
US6590906B1Jul 8, 2003
Multi-carrier transmitter circuit and communication equipment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations84
US6690249B2Feb 10, 2004
Power splitter/combiner multi-layer circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations73
US6563395B2May 13, 2003
Power splitter/combiner circuit, high power amplifier and balun circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US6300848B1Oct 9, 2001
Power splitter and power combiner using N-branch-line-shaped directional couplers
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US6037837AMar 14, 2000
Feed forward amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations73
US6813317B2Nov 2, 2004
Multicarrier transmitting method and multicarrier transmitter circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62