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经营范围
发明名称
NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND ITS MANUFACTURE
摘要
申请公布号
JPH10209308(A)
申请公布日期
1998.08.07
申请号
JP19970022209
申请日期
1997.01.20
申请人
RICOH CO LTD
发明人
UEDA NAOHIRO
分类号
H01L21/8247;H01L27/115;H01L29/788;H01L29/792;(IPC1-7):H01L21/824
主分类号
H01L21/8247
代理机构
代理人
主权项
地址
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