Inventor
NAKATSUKA TADAYOSHI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “NAKATSUKA TADAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
22 patentsUS7199635B2Apr 3, 2007
High-frequency switching device and semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD124 citations98
US6653697B2Nov 25, 2003
High frequency switch circuit and communications terminal using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations98
US7173471B2Feb 6, 2007
High frequency switching circuit and semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD79 citations97
US7161197B2Jan 9, 2007
RF switching circuit for use in mobile communication systems
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD73 citations97
US5752182AMay 12, 1998
Hybrid IC
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD119 citations97
US7138846B2Nov 21, 2006
Field effect transistor switch circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations96
US5210504AMay 11, 1993
Semiconductor device for tv tuner and tv tuner using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD56 citations95
US7391282B2Jun 24, 2008
Radio-frequency switch circuit and semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD72 citations93
US7265604B2Sep 4, 2007
High-frequency switch circuit arrangement
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations92
US7221207B2May 22, 2007
Semiconductor switching circuit for switching the paths of a high frequency signal in a mobile communications unit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD43 citations92
US7106121B2Sep 12, 2006
High frequency switch circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US5461265AOct 24, 1995
High-frequency variable impedance circuit having improved linearity of operating characteristics
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US7337547B2Mar 4, 2008
High frequency switching circuit device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations83
US7020453B2Mar 28, 2006
High-frequency switch circuit and mobile telecommunications terminal device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations83
US7286001B2Oct 23, 2007
High-frequency switching device and semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US5925903AJul 20, 1999
Field-effect transistors and method of manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US5319318AJun 7, 1994
Gain control circuit and semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5689207ANov 18, 1997
Front-end circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72
US7012285B2Mar 14, 2006
Semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations68
US7423499B2Sep 9, 2008
High-frequency switching apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US5514883AMay 7, 1996
Field effect transistor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US5339458AAug 16, 1994
Frequency converter unit for use in a high-frequency receiver
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations62
PANASONIC CORP
3 patentsUS7636004B2Dec 22, 2009
High-frequency switching device and semiconductor
PANASONIC CORP27 citations92
US7492238B2Feb 17, 2009
Radio-frequency switching circuit and semiconductor device
PANASONIC CORP29 citations90
US7541860B2Jun 2, 2009
Current control circuit used for voltage booster circuit
PANASONIC CORP0 citations42