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
DISTRIBUTED-FEEDBACK SEMICONDUCTOR LASER
摘要
申请公布号
JPH0473985(A)
申请公布日期
1992.03.09
申请号
JP19900186715
申请日期
1990.07.13
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
HIRONO TAKUSHI;KUROSAKI TAKESHI;FUKUDA MITSUO;TAMAMURA TOSHIAKI;NISHIDA TOSHIO
分类号
H01S5/00;H01S5/042
主分类号
H01S5/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INFORMATION PROCESSOR AND INFORMATION PROCESSING METHOD
NETWORK TERMINAL DEVICE AND ITS IMAGE INPUTTING METHOD
MOUSE
INTERNAL COMBUSTION ENGINE IGNITION COIL
X-RAY ANALYTICAL DEVICE AND RECORDING MEDIUM HAVING RECORDED CONTROL PROGRAM OF X-RAY ANALYTICAL DEVICE
SAMPLE ANALYTICAL METHOD AND ELECTRON BEAM ANALYTICAL DEVICE
SHAFT FURNACE TYPE THERMAL DECOMPOSITION MELTING FURNACE AND THERMAL DECOMPOSITION MELTING METHOD
DRIVING FORCE TRANSMITTING DEVICE
COUPLING AND DIFFERENTIAL DEVICE
COUPLING
SURFACE PROTECTION SHEET FOR SOLAR CELL MODULES AND SOLAR CELL MODULE USING THE SAME
PHOTOELECTRIC CONVERTER ELEMENT AND ITS MANUFACTURE
UNIVERSAL HOLDING MECHANISM AND ITS HOLDER
IMAGE FORMING DEVICE
LIGHT INTERFACE CONNECTOR, ITS MANUFACTURE PACKAGE WITH LIGHT INTERFACE CONNECTOR SETTING FRAME AND LIGHT I/O INTERFACE MODULE
MELTING FURNACE FOR REFUSE INCINERATION RESIDUE
DEVICE FOR COOLING SECONDARY BATTERY PACK AND ELECTRIC VEHICLE
DEVICE AND METHOD FOR PLOTTING THREE-DIMENSIONAL GRAPHICS AND MEDIUM RECORDING THREE-DIMENSIONAL GRAPHIC PLOTTING PROGRAM
FLEXIBLE PIPE CONNECTION JOINT
WATER SEALING FLEXIBLE JOINT FOR CONNECTING INFORMATION COMMUNICATION CABLE STORAGE TUBE WITH HANDHOLE AND MOUNTING THEREOF