Nijian QIAN

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
R-T-B based permanent magnet material and method for preparing the...
- Patent number 11,837,390
- Issue date Dec 5, 2023
- NINGBO KETIAN MAGNET CO., LTD.
- Changjiang Yan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
R-T-B BASED PERMANENT MAGNET MATERIAL AND METHOD FOR PREPARING THE...
- Publication number 20230049109
- Publication date Feb 16, 2023
- NINGBO KETIAN MAGNET CO., LTD.
- Changjiang YAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NDFEB PERMANENT MAGNET WITH HIGH COERCIVITY AND HIGH RESISTIVITY AN...
- Publication number 20220328244
- Publication date Oct 13, 2022
- NINGBO KETIAN MAGNET CO., LTD.
- Changjiang YAN
- H01 - BASIC ELECTRIC ELEMENTS