Qiuhong Li

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing process and apparatus for duckbill mask
- Patent number 12,213,551
- Issue date Feb 4, 2025
- BEIJING BEISHUTE MATERNITY & CHILD ARTICLES CO., LTD
- Qiuhong Li
- A41 - WEARING APPAREL
Information Patent Grant
Multilayer-structure absorbent core for nursing pad, and method for...
- Patent number 11,179,281
- Issue date Nov 23, 2021
- Beijing Beishute Maternity & Child Articles Co., Ltd.
- Qiuhong Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and device for making absorbent cores used in disposable hyg...
- Patent number 10,182,948
- Issue date Jan 22, 2019
- Beijing Beishute Maternity & Child Articles Co., Ltd.
- Qiuhong Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of applying bulk glue for nursing pad base film to four corn...
- Patent number 9,248,057
- Issue date Feb 2, 2016
- Beijing Beishute Maternity & Child Articles., LTD
- Qiuhong Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING PROCESS AND APPARATUS FOR DUCKBILL MASK
- Publication number 20220378134
- Publication date Dec 1, 2022
- BEIJING BEISHUTE MATERNITY & CHILD ARTICLES CO., LTD
- Qiuhong LI
- A41 - WEARING APPAREL
Information Patent Application
Multilayer-Structure Absorbent Core for Nursing Pad, and Method for...
- Publication number 20150209196
- Publication date Jul 30, 2015
- BEIJING BEISHUTE MATERNITY & CHILD ARTICLES., LTD
- Qiuhong Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method of Applying Bulk Glue for Nursing Pad Base Film to Four Corn...
- Publication number 20150164701
- Publication date Jun 18, 2015
- BEIJING BEISHUTE MATERNITY & CHILD ARTICLES., LTD
- Qiuhong Li
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD AND DEVICE FOR MAKING ABSORBENT CORES USED IN DISPOSABLE HYG...
- Publication number 20140308483
- Publication date Oct 16, 2014
- BEIJING BEISHUTE MATERNITY & CHILD ARTICLES CO., LTD
- Qiuhong Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE