| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for tracing sheet-type product quality, which realizes tracing defective product groups in response to accuracy and time requests in sheet-type product manufacturing industry. <P>SOLUTION: Search conditions, which include manufacturer's serial numbers attached to sheet-type products and defective product states, are linked to manufacturing performance information 60A and the manufacturing information and applied to shipment performance information 60B. At least one of type, parent roll, slit and division unit of sheet-type products related to the manufacturer's serial numbers and defective product states is retrieved, and shipment destinations of the defective products or defective product groups related to the retrieval are provided. <P>COPYRIGHT: (C)2003,JPO</p> |
