Osamu Kurakami

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device having improved redundant structure
- Patent number 4,780,851
- Issue date Oct 25, 1988
- NEC Corporation
- Osamu Kurakami
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing a semiconductor device having an insulated gat...
- Patent number 4,357,747
- Issue date Nov 9, 1982
- Nippon Electric Co., Ltd.
- Osamu Kurakami
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Memory integrated circuit
- Patent number 4,298,960
- Issue date Nov 3, 1981
- Nippon Electric Co., Ltd.
- Kenjiro Mitake
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device having an insulated gate type field effect tra...
- Patent number 4,268,847
- Issue date May 19, 1981
- Nippon Electric Co., Ltd.
- Osamu Kurakami
- H01 - BASIC ELECTRIC ELEMENTS