Inventor
KITAZAWA SHOICHI
JP17 patents
Patents
17 patentsUS6586786B2Jul 1, 2003
High frequency switch and mobile communication equipment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations96
US6222431B1Apr 24, 2001
Balanced dielectric filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD62 citations96
US6603372B1Aug 5, 2003
Laminated notch filter and cellular phone using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations95
US6147571ANov 14, 2000
Dual-band multilayer bandpass filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD71 citations94
US6835968B2Dec 28, 2004
High frequency switch, two-band type high frequency switch, three-band type high frequency switch, and mobile communication equipment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92
US6445266B1Sep 3, 2002
Multilayer filter having varied dielectric constant regions
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US6177853B1Jan 23, 2001
Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations92
US6140891AOct 31, 2000
Dielectric laminated filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US6020798AFeb 1, 2000
Dielectric laminated device and its manufacturing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations82
US6941650B2Sep 13, 2005
Method for manufacturing dielectric laminated device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US6346866B2Feb 12, 2002
Dielectric laminated device and its manufacturing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US6310525B1Oct 30, 2001
Dielectric laminated device and its manufacturing method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US6359531B1Mar 19, 2002
Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US6510607B1Jan 28, 2003
Method for forming a dielectric laminated device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US7054608B2May 30, 2006
Multilayer electronic component and communication apparatus and method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US7109531B2Sep 19, 2006
High frequency switch, two-band type high frequency switch, three-band type high frequency switch, and mobile communication equipment
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US6765460B2Jul 20, 2004
Dielectric laminated device including a buried electric conductive member to form a strip line and its method of manufacture
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52