Patent ID: 7200457

Claim:
A component and material traceability control method in a component and material traceability control apparatus for controlling manufacturing lot identification information of any of a component and material constituting a product manufactured by a manufacturing apparatus with not less than one component and material reserve unit supplying the component and material to manufacture the product, said component and material traceability control apparatus comprising a processing unit; a memory unit used as a work area by the processing unit; a manufacturing performance information memory unit; and a component and material supply performance information memory unit, wherein said component and material traceability control method comprising the steps of: memorizing information of manufacturing start time and end time of said product by the manufacturing apparatus in said manufacturing performance information memory unit, said information of manufacturing start time and end time being made to correspond to manufacturing apparatus identification information of said manufacturing apparatus and manufactured article identification information added to said product; and memorizing information of component and material supply start time and stop time of a predetermined component and material by the component and material reserve unit in said component and material supply performance information memory unit, said information of component and material supply start time and stop time being made to correspond to manufacturing lot identification information of the component and material, the manufacturing apparatus identification information of said manufacturing apparatus, component and material reserve unit identification information of said component and material reserve unit, and a name of the component and material supplied, wherein it is allowable to make more than one manufacturing lot identification of the component and material correspond to the information of component and material supply start time and stop time.