Chang-Ching Huang

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Zhongshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Arch bracket for diaphragm pressure gauge
- Patent number 11,543,319
- Issue date Jan 3, 2023
- ZHONGSHAN FUMAO SEALS-TECH CO., LTD.
- Chang-Ching Huang
- G01 - MEASURING TESTING
Information Patent Grant
Pressure measuring instrument
- Patent number 11,543,318
- Issue date Jan 3, 2023
- ZHONGSHAN FUMAO SEALS-TECH CO., LTD.
- Chang-Ching Huang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Combined Type Inner Diaphragm Pressure Gauge and Mounting Assembly
- Publication number 20230273082
- Publication date Aug 31, 2023
- ZHONGSHAN FUMAO SEALS-TECH CO., LTD.
- Chang-Ching Huang
- G01 - MEASURING TESTING
Information Patent Application
ARCH BRACKET FOR DIAPHRAGM PRESSURE GAUGE
- Publication number 20220390312
- Publication date Dec 8, 2022
- ZHONGSHAN FUMAO SEALS-TECH CO., LTD.
- Chang-Ching Huang
- G01 - MEASURING TESTING
Information Patent Application
PRESSURE MEASURING INSTRUMENT
- Publication number 20220373421
- Publication date Nov 24, 2022
- ZHONGSHAN FUMAO SEALS-TECH CO., LTD.
- Chang-Ching Huang
- G01 - MEASURING TESTING