Kenji KOSHIISHI

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Nonvolatile semiconductor memory device and method for manufacturin...
- Patent number 9,627,400
- Issue date Apr 18, 2017
- Kabushiki Kaisha Toshiba
- Kenji Koshiishi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20190221573
- Publication date Jul 18, 2019
- Toshiba Memory Corporation
- Kenji Koshiishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR MANUFACTURIN...
- Publication number 20150270282
- Publication date Sep 24, 2015
- KABUSHIKI KAISHA TOSHIBA
- Kenji KOSHIISHI
- H01 - BASIC ELECTRIC ELEMENTS