美國
US 12,702,759 B2
Disposable injection needle
US 12,702,759 B2 是美國專利商標局(USPTO)的核准專利,日期 2026-08-11。申請人:Tianjin Huahong Technology Co., Ltd.。PDF 可在本頁下載,未登入每天最多 5 篇。
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- 申請人
- Tianjin Huahong Technology Co., Ltd.
- 發明人
- Libo ZHANG
- 公開日
- 2026-08-11
- 申請日
- 2023-04-17
- 文件種類
- B2 核准公告
- 也寫作
- US 12,702,759 B2 · US12702759 · 12702759
摘要
A disposable injection needle is provided. The disposable injection needle includes a needle holder, a housing, a sleeve, a core, and a spring. A first end of the housing is connected to a second end of the needle holder, a second end of the housing has a housing opening. A first end of the sleeve is located in the housing, a second end of the sleeve has a sleeve opening and protrudes from the housing opening.…
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專利局網站: 美國專利商標局(USPTO)