首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
SEMICONDUCTOR NONVOLATILE MENORY DEVICE
摘要
PURPOSE:To enable the rewriting of the memory information only by the single polarity pulse of low voltage, by improving the charge transfer process in relation to rewriting of the memory information.
申请公布号
JPS5432079(A)
申请公布日期
1979.03.09
申请号
JP19770097895
申请日期
1977.08.17
申请人
HITACHI LTD
发明人
HORIUCHI KATSUTADA
分类号
H01L29/417;H01L21/8247;H01L29/788;H01L29/792
主分类号
H01L29/417
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Fremgangsmåde til fremstilling af benzensulfonylurinstoffer eller deres salte.
Symaskine til påsyning af stofstykker.
Improvements in or relating to articles of jewellery
Improvements relating to the lever-type door handle fittings
Polyether-urethane elastomers
Process for the preparation of trialkyl phosphites
Improvements in multiple output generators
A device for testing ink films
Tuned friction damper
Valve arrangement for the control of pneumatically actuated electric devices
Improvements in or relating to film-thickness measuring instruments
Improvements in or relating to film-thickness measuring instruments
Apparatus for applying gum to a label picker
Vat or sulphur dyestuff pastes
Improvements in or relating to mosaic information panels
Auxiliary traction mechanism for vehicles
Piston ring
Spreading attachment for an airborne vehicle
Improvements in or relating to electrical capacitors
Improvements relating to material feeding and weighing apparatus