Indicator
AssigneeBridgestone Corporation
InventorsTaku YAMAMOTO, Akira MORIGUCHI
Life of this patent
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Abstract
An indicator (31) is to be attached to a target object that is the target of determination of a degradation state, the indicator having color components to be extracted by a degradation state determination apparatus that includes a degradation state model and a color change database for determining the degradation state of the target object. The indicator includes a medium layer having printed thereon an identifier (32) and a color pattern (33) having a plurality of colors applied to different positions, the plurality of colors having different sensitivities to a degradation factor.
Claims20
An indicator to be attached to a target object that is the target of determination of a degradation state, the indicator having color components to be extracted by a degradation state determination apparatus that includes a degradation state model and a color change database for determining the degradation state of the target object, the indicator comprising:
- a medium layer having printed thereon an identifier and at least one color pattern having a plurality of colors applied to different positions, the plurality of colors having different sensitivities to a degradation factor.
Dependencies are inferred from the claim text.