Koichi Kishi

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device and manufacturing method therefor
- Patent number 5,945,703
- Issue date Aug 31, 1999
- Kabushiki Kaisha Toshiba
- Kazuyoshi Furukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of making a semiconductor memory device
- Patent number 5,302,542
- Issue date Apr 12, 1994
- Kabushiki Kaisha Toshiba
- Koichi Kishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having film for controlling diffusion of impurity
- Patent number 5,266,823
- Issue date Nov 30, 1993
- Kabushiki Kaisha Toshiba
- Hiroyuki Noji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Diode used in reference potential generating circuit for dram
- Patent number 5,038,183
- Issue date Aug 6, 1991
- Kabushiki Kaisha Toshiba
- Koichi Kishi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20230209801
- Publication date Jun 29, 2023
- KIOXIA Corporation
- Naomi ITO
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20230209803
- Publication date Jun 29, 2023
- KIOXIA Corporation
- Naomi ITO
- G11 - INFORMATION STORAGE