Tomoyuki ISHIHARA

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Kitakanbara-gun, Niigata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Evaluation method of metal contamination
- Patent number 11,538,721
- Issue date Dec 27, 2022
- Globalwafers Japan Co., Ltd
- Nobue Araki
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
EVALUATION METHOD OF METAL CONTAMINATION
- Publication number 20210082774
- Publication date Mar 18, 2021
- GlobalWafers Japan Co., Ltd.
- Nobue ARAKI
- H01 - BASIC ELECTRIC ELEMENTS