Semiconductor memory device,申请号US19890448357-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Semiconductor memory device
摘要
申请公布号	US4991137(A)	申请公布日期	1991.02.05
申请号	US19890448357	申请日期	1989.12.11
申请人	HITACHI LTD.	发明人	MATSUMOTO, TETSURO
分类号	G11C11/404;H01L27/108	主分类号	G11C11/404
代理机构		代理人
主权项
地址

您可能感兴趣的专利

BLOW MOLDED OBJECT

HEAD GIMBAL ASSEMBLY

MEDICAL CARE DEVICE AND MEDICAL CARE METHOD

FLUOROPHOSPHATE GLASS, NEAR INFRARED RAY ABSORBING FILTER, OPTICAL ELEMENT, AND GLASS WINDOW FOR SEMICONDUCTOR IMAGE SENSOR

BACKREST OF CHAIR

BAR STEEL ROLLING METHOD

CABLE FOR MOBILE PHONE WITH SHIELD LAYER

MOVEMENT DETECTOR AND RECORDER

RADIOGRAPHIC IMAGING SYSTEM

MANUFACTURING METHOD OF ACTIVE MATERIAL, AND MANUFACTURING METHOD OF LITHIUM ION SECONDARY BATTERY

LEVEL DIFFERENCE BEAM FRAME AND BUILDING

METHOD AND EQUIPMENT OF WELDING CYLINDRICAL BODY AND CORRUGATED HEAT RADIATION PLATE

WARM WATER WASHING DEVICE AND TOILET EQUIPMENT

INTERCONNECT STRUCTURE PROVIDED WITH CAVITY HAVING AT LEAST ONE CONTACT RISE ON CAVITY WALL AND METHOD FOR FORMING THE INTERCONNECT STRUCTURE

VEHICULAR GLOVE COMPARTMENT

ELECTRIC MASCARA APPLICATOR