Masatada Yodogawa

Person

Narashino, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrode
- Patent number 6,432,325
- Issue date Aug 13, 2002
- TDK Corporation
- Munemitsu Hamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron-emitting material and preparing process
- Patent number 6,383,416
- Issue date May 7, 2002
- TDK Corporation
- Munemitsu Hamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
PTC thermistor material
- Patent number 6,218,928
- Issue date Apr 17, 2001
- TDK Corporation
- Masuo Okada
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Resistive temperature sensor and manufacturing method therefor
- Patent number 6,140,906
- Issue date Oct 31, 2000
- TDK Corporation
- Nobuo Kaihara
- G01 - MEASURING TESTING
Information Patent Grant
Rapid temperature rise heater element
- Patent number 5,773,158
- Issue date Jun 30, 1998
- TDK Corporation
- Kentaro Sawamura
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Ceramic heater
- Patent number 5,756,215
- Issue date May 26, 1998
- TDK Corporation
- Kentaro Sawamura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for preparing the zinc oxide base varistor
- Patent number 5,707,583
- Issue date Jan 13, 1998
- TDK Corporation
- Masatada Yodogawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Voltage-dependent nonlinear resistor
- Patent number 5,640,136
- Issue date Jun 17, 1997
- TDK Corporation
- Masatada Yodogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage non-linear resistor
- Patent number 4,320,379
- Issue date Mar 16, 1982
- TDK Electronics Co., Ltd.
- Masatada Yodogawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-linear resistance element, method for preparing same and noise...
- Patent number 4,306,214
- Issue date Dec 15, 1981
- TDK Electronics Co., Ltd.
- Susumu Miyabayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing sintered body of ceramic composition for volt...
- Patent number 4,254,070
- Issue date Mar 3, 1981
- TDK Electronics Company, Limited
- Masatada Yodogawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Non-linear resistor
- Patent number 4,160,748
- Issue date Jul 10, 1979
- TDK Electronics Co., Ltd.
- Masatada Yodogawa
- H01 - BASIC ELECTRIC ELEMENTS

Masatada Yodogawa

Person

Patents Grantslast 30 patents

Electrode

Electron-emitting material and preparing process

PTC thermistor material

Resistive temperature sensor and manufacturing method therefor

Rapid temperature rise heater element

Ceramic heater

Method for preparing the zinc oxide base varistor

Voltage-dependent nonlinear resistor

Voltage non-linear resistor

Non-linear resistance element, method for preparing same and noise...

Process for producing sintered body of ceramic composition for volt...

Non-linear resistor