Tooru Abe

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Kumagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Miniaturized transformer and inverter circuit and discharge tube gl...
- Patent number 6,031,341
- Issue date Feb 29, 2000
- Hitachi Metals, Ltd.
- Yoshihito Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric transformer and power converting apparatus employing...
- Patent number 5,751,092
- Issue date May 12, 1998
- Hitachi Metals, Ltd.
- Tooru Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Discharge tube driving device and piezoelectric transformer therefor
- Patent number 5,705,879
- Issue date Jan 6, 1998
- Hitachi Metals, Ltd.
- Tooru Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Active filter circuit and power supply apparatus including same
- Patent number 5,635,828
- Issue date Jun 3, 1997
- Hitachi Metals, Ltd.
- Yoshihito Yoshizawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER