| 发明名称 |
Rfid spoilage sensor for packaged food and drugs |
| 摘要 |
The present invention relates to a remotely readable sensor ( 22 ) for indication of usability condition of perishable products such as foodstuffs and medical drugs. The sensor incorporates an element responsive to the condition of the perishable product. According to the invention, the sensor ( 22 ) is placed inside the foodstuff package.
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| 申请公布号 |
US2007176773(A1) |
申请公布日期 |
2007.08.02 |
| 申请号 |
US20020495927 |
申请日期 |
2002.11.15 |
| 申请人 |
SMOLANDER MARIA;SEPPA HEIKKI;HURME EERO;VARPUNA TIMO;SAARI JUHA-MAITI;SUNI ILKKA;SAMMI JORMA;MAJANDER PANI |
发明人 |
SMOLANDER MARIA;SEPPA HEIKKI;HURME EERO;VARPUNA TIMO;SAARI JUHA-MAITI;SUNI ILKKA;SAMMI JORMA;MAJANDER PANI |
| 分类号 |
G08B1/08;G01N27/00;G01N33/02;G01N33/15;G08B13/14 |
主分类号 |
G08B1/08 |
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