Tatsuya Ishizaki

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Atsugi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor encapsulating epoxy resin composition and semiconduct...
- Patent number 6,274,251
- Issue date Aug 14, 2001
- Hokko Chemical Industry Co., Ltd.
- Kenji Ohashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Semiconductor encapsulating epoxy resin composition and semiconduct...
- Patent number 6,168,872
- Issue date Jan 2, 2001
- Hokko Chemical Industry Co., Ltd.
- Kenji Ohashi
- H01 - BASIC ELECTRIC ELEMENTS