Zhichao Song

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Oximeter
- Patent number 11,766,199
- Issue date Sep 26, 2023
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun Hu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Oximeter
- Patent number 11,304,636
- Issue date Apr 19, 2022
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun Hu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Digital pulse oximeter with automatic direction-changing function
- Patent number 9,474,477
- Issue date Oct 25, 2016
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun Hu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OXIMETER
- Publication number 20220007977
- Publication date Jan 13, 2022
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun HU
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
OXIMETER
- Publication number 20210251537
- Publication date Aug 19, 2021
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun HU
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
OXIMETER
- Publication number 20200261004
- Publication date Aug 20, 2020
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun HU
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DIGITAL PULSE OXIMETER WITH AUTOMATIC DIRECTION-CHANGING FUNCTION
- Publication number 20140088387
- Publication date Mar 27, 2014
- CONTEC MEDICAL SYSTEMS CO., LTD.
- Kun Hu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE