Dai Matsuoka

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Arlington, MA, US

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Patents Grantslast 30 patents

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
Laminated chip varistor and production method thereof
- Patent number 5,994,995
- Issue date Nov 30, 1999
- TDK Corporation
- Tadashi Ogasawara
- H01 - BASIC ELECTRIC ELEMENTS