Chuanlong MA

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Shijingshan District, Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Oxygen concentrator
- Patent number D1031047
- Issue date Jun 11, 2024
- Xiaolun Qian
- D24 - Medical and laboratory equipment
Information Patent Grant
Multi-parameter detector for medical use
- Patent number D1006231
- Issue date Nov 28, 2023
- Beijing Choice Electronic Technology Co., Ltd.
- Xiaolun Qian
- D24 - Medical and laboratory equipment
Information Patent Grant
Multi-parameter detector for medical use
- Patent number D982759
- Issue date Apr 4, 2023
- Xiaolun Qian
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
Method and Device for Measuring a respiratory rate, Electronic devi...
- Publication number 20240122496
- Publication date Apr 18, 2024
- Beijing Choice Electronic Technology Co., Ltd.
- Chuanlong MA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR MANUFACTURING GRAPHENE BASED ON MIXED INORGANIC ACID SOL...
- Publication number 20220315428
- Publication date Oct 6, 2022
- BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., LTD.
- Xiaolun QIAN
- C01 - INORGANIC CHEMISTRY