Inventor
MATSUOKA DAI
JP25 patents
Patents
25 patentsUS7652554B2Jan 26, 2010
Multilayer filter
TDK CORP21 citations92
US7505239B2Mar 17, 2009
Light emitting device
TDK CORP29 citations90
US6218928B1Apr 17, 2001
PTC thermistor material
TDK CORP27 citations88
US7994893B2Aug 9, 2011
Varistor
TDK CORP10 citations84
US7649435B2Jan 19, 2010
Multilayer chip varistor
TDK CORP8 citations83
US6432325B1Aug 13, 2002
Electrode
TDK CORP14 citations83
US6383416B1May 7, 2002
Electron-emitting material and preparing process
TDK CORP15 citations83
US7576965B2Aug 18, 2009
Surge absorption element and surge absorption circuit
TDK CORP8 citations82
US7167352B2Jan 23, 2007
Multilayer chip varistor
TDK CORP15 citations82
US5994995ANov 30, 1999
Laminated chip varistor and production method thereof
TDK CORP18 citations82
US7683753B2Mar 23, 2010
Voltage non-linear resistance ceramic composition and voltage non-linear resistance element
TDK CORP7 citations73
US7507356B2Mar 24, 2009
Voltage non-linear resistance ceramic composition and voltage non-linear resistance element
TDK CORP7 citations73
US5635436AJun 3, 1997
Voltage-dependent nonlinear resistor ceramics
TDK CORP11 citations72
US5640136AJun 17, 1997
Voltage-dependent nonlinear resistor
TDK CORP13 citations70
US6813137B2Nov 2, 2004
Chip shaped electronic device and a method of producing the same
TDK CORP11 citations68
US12218161B2Feb 4, 2025
Optical sensor, optical sensor unit, optical sensor device, and information terminal device
TDK CORP1 citations64
US7969277B2Jun 28, 2011
Nonlinear resistor ceramic composition, electronic component, and multilayer chip varistor
TDK CORP3 citations62
US7754109B2Jul 13, 2010
Varistor element
TDK CORP4 citations62
US7705708B2Apr 27, 2010
Varistor and method of producing the same
TDK CORP2 citations62
US7502213B2Mar 10, 2009
Surge absorber
TDK CORP4 citations62
US7400485B2Jul 15, 2008
Surge absorber
TDK CORP2 citations61
US7724123B2May 25, 2010
Varistor and method of producing varistor
TDK CORP4 citations60
US7995326B2Aug 9, 2011
Chip-type electronic component
TDK CORP2 citations57
US7646578B2Jan 12, 2010
Filter circuit and filter device
TDK CORP0 citations52
US7639470B2Dec 29, 2009
Varistor element
TDK CORP0 citations39