美國
US 12,702,727 B2
Thin magnetic absorption fragrance device
US 12,702,727 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-11。申請人：Blueprint Technology CO., LTD.。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- Blueprint Technology CO., LTD.
- 發明人
- Hua Ting Wu
- 公開日
- 2026-08-11
- 申請日
- 2024-02-22
- 文件種類
- B2 核准公告
- 也寫作
- US 12,702,727 B2 · US12702727 · 12702727
摘要
A thin magnetic absorption fragrance device is mounted on a smartphone and includes a housing, a fragrance unit, a first upper cover, a first magnetic absorption unit and a lower cover. A first surface of the housing is concavely formed with a first accommodation recess, and the housing has a diffusion hole, an opening and a through hole. The opening fluidly communicates between the bottom of the first accommodation recess and a second surface of the housing. The through hole is formed through the housing to fluidly communicate between the first and the second surfaces.…
這裡只列摘要開頭，完整內容在 PDF 裡。
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專利局網站： 美國專利商標局（USPTO）