NFC tag built-in ring made from birch wood

The birch bark ring integrates an NFC tag within its structure, maintaining natural texture and offering both decorative and digital functionalities by laminating birch bark layers and sealing with resin.

JP3255093UActive Publication Date: 2026-03-16NISEKO UNLEASHED LLC
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2025-11-29
Publication Date
2026-03-16

AI Technical Summary

Technical Problem

Existing decorative wood products, particularly those made from birch bark, lack integration of NFC tags without compromising the natural texture and functionality, and there is a limited combination of decoration and digital information in souvenir items.

Method used

A decorative ring is constructed by laminating birch bark into multiple layers, incorporating an NFC tag housing, and sealing it with a transparent resin to maintain the natural texture while enabling digital functionality.

Benefits of technology

The solution effectively encloses an NFC tag within the birch bark ring, preserving its natural texture and providing both decorative and digital information capabilities.

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Abstract

We offer jewelry that retains the natural texture of birch bark while combining the quality of an ornament with the functionality to add digital information. [Solution] The accessory of this invention has an NFC tag sealed inside a ring formed by laminating birch bark. The ring is composed of multiple bark layers, an adhesive layer, and a transparent resin layer, combining a natural texture with durability. The built-in NFC tag allows for reading and writing of information such as URLs, hotel information, and messages, adding functionality as a souvenir or item for accommodation facilities.
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Description

Technical Field

Background Art

Claims

1. In an ornament formed by layering birch bark, An accessory characterized by having an NFC tag capable of contactless communication embedded between the layers of birch bark.

2. In the accessory described in claim 1, An accessory characterized in that the birch bark and NFC tag are covered with a transparent or translucent resin material.

3. In the accessory according to claim 1 or claim 2, An accessory characterized in that the NFC tag is covered with a structure that prevents moisture from entering.