Goldcard Smart Group Co., Ltd.

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Zhejiang, CN

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Patents Applicationslast 30 patents

Information Patent Application
PULSE SIGNAL OUTPUT CIRCUIT AND FLOWMETER
- Publication number 20240102837
- Publication date Mar 28, 2024
- Goldcard Smart Group Co., Ltd.
- Gengwei ZHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ULTRASONIC TRANSDUCER
- Publication number 20240044682
- Publication date Feb 8, 2024
- Goldcard Smart Group Co., Ltd.
- Yuanming DING
- G01 - MEASURING TESTING
Information Patent Application
CIRCUIT POWER SUPPLY MANAGEMENT METHOD AND SYSTEM FOR FLOWMETER, AN...
- Publication number 20240022108
- Publication date Jan 18, 2024
- Goldcard Smart Group Co., Ltd.
- Yuejian FANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ENERGY METERING METHOD, APPARATUS, DEVICE AND SYSTEM, AND STORAGE M...
- Publication number 20230394453
- Publication date Dec 7, 2023
- Goldcard Smart Group Co., Ltd.
- Yuanming DING
- G06 - COMPUTING CALCULATING COUNTING