Marking element
AssigneeEuroke-Technoparts Co., Ltd.
InventorFukuyasu TAKENAKA
Life of this patent
Estimating the term…
Abstract
A marking element that enables to suppress counterfeiting specific information by making specific information made by electronic watermark pattern hard to be read. The marking element includes: a marking formed in a base plate with background pattern having engraved recesses made by irradiating the base plate with a laser; an identifying mark formed with recesses made by overwrite-engraving the background pattern with the laser, the recesses being deeper than the recesses of the background pattern; and a hidden mark with recesses made by overwrite-engraving the part different from the part of the identifying mark in the background pattern with the laser, the recesses are formed to be deeper than the background pattern, wherein the hidden mark having different recognition form from the identifying mark.
Claims10
A marking element comprising:
- a marking formed in a base plate with background pattern comprising engraved recesses made by irradiating the base plate with a laser;
- an identifying mark formed with recess made by overwrite-engraving the background pattern with the laser, the recesses being deeper than the recesses of the background pattern;
- and
- a hidden mark with recesses made by overwrite-engraving the part different from the part of the identifying mark in the background pattern with the laser, the recesses are formed to be deeper than the background pattern, wherein the hidden mark having different recognition form from the identifying mark.
A marking element comprising:
- a marking formed in a base plate with background pattern comprising engraved recesses made by irradiating the base plate with a laser;
- an identifying mark formed with recesses made by overwrite-engraving the background pattern with the laser, the recesses being deeper than the recesses of the background pattern;
- and
- a hidden mark with recesses made by overwrite-engraving the part different from the marking on the base plate with the laser, wherein the hidden mark having different recognition form from the identifying mark.
A marking element comprising:
- a marking formed in a base plate with background pattern comprising engraved recesses made by irradiating the base plate with a laser;
- an identifying mark formed with a second background pattern recesses comprising engraved recesses made by irradiating the part different from the marking on the base plate with the laser;
- and
- a hidden mark with recesses made by overwrite-engraving the second background pattern with the laser, the recess is formed to be deeper than the recesses of the second background pattern, wherein the hidden mark having different recognition form from the identifying mark.
Dependencies are inferred from the claim text.