Xuefeng Ma

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ShenZhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Water detector
- Patent number 11,378,538
- Issue date Jul 5, 2022
- Nortek Security & Control LLC
- Ming Chuan Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Water detector
- Patent number D851526
- Issue date Jun 18, 2019
- Nortek Security & Control LLC
- Ming Chuan Lee
- D10 - Measuring, testing, or signalling instruments

Patents Applicationslast 30 patents

Information Patent Application
WATER DETECTOR
- Publication number 20200264120
- Publication date Aug 20, 2020
- NORTEK SECURITY & CONTROL LLC
- Ming Chuan Lee
- G01 - MEASURING TESTING