Patent ID: 11884048
Assignee: SEIREN CO., LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC B | IPC B

Claim 8:
9. The embossing method of claim 8, wherein the method is performed using an embossing die comprising:
a mold portion which corresponds to the concave portion which is formed on the front face of the base material in a state whose depth direction coincides with the thickness direction of the base material, and which contacts the front face of the base material,
wherein the mold portion includes,
a first concavo-convex portion which corresponds to the first concavo-convex pattern in a third region of an outer surface of the mold portion, the third region corresponding to the first region of the inner surface of the concave portion which is provided with the first concavo-convex pattern, and
a second concavo-convex portion which corresponds to the second concavo-convex pattern in a fourth region of the outer surface of the mold portion, the fourth region being different from the third region and the fourth region corresponding to the second region of the inner surface which is different from the first region which is provided with the second concavo-convex pattern which is different from the first concavo-convex pattern.