发明名称 AN ITEM MONITORING SYSTEM AND METHODS OF USING AN ITEM MONITORING SYSTEM
摘要 An item monitoring system and method of using an item monitoring system. The present invention relates more particularly to an item monitoring system including a sensor, that senses a plurality of items in a first amount of space associated with the sensor and that senses both items containing metal and items containing no metal, a communications network, and a computer that receives information from the sensor through the communications network. The present invention also relates more particularly to a method of monitoring items to determine the number of items within a first amount of space associated with the sensor.
申请公布号 CA2557692(A1) 申请公布日期 2005.10.06
申请号 CA20052557692 申请日期 2005.01.24
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 TUNGJUNYATHAM, JUSTIN;YUNGERS, CHRISTOPHER R.;SOLEFACK, LUCIEN B.;SAINATI, ROBERT A.;MCGEE, JAMES P.;LORENTZ, ROBERT D.;BEHUN, CATHERINE H.;BROWN, KATHERINE A.;KNUDSON, ORLIN B.;JESME, RONALD D.;ERICKSON, DAVID P.;CHEN, KAILEEN
分类号 G06M11/00;G01D5/00;G01D5/24;G01D5/34;G06Q10/00;G06Q30/00;G08B5/22 主分类号 G06M11/00
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