Tiehua MA

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Taiyuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Ducted fan device integrated with permanent magnet synchronous disc...
- Patent number 11,897,623
- Issue date Feb 13, 2024
- North University of China
- Tiehua Ma
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Magnetic photoacoustic composite non destructive testing device of...
- Patent number 11,287,459
- Issue date Mar 29, 2022
- North University of China
- Yifeng Ren
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
A HYDROGEN FUEL HIGH-SPEED ROTATING MAGNETOHYDRODYNAMIC POWER GENER...
- Publication number 20250003365
- Publication date Jan 2, 2025
- NORTH UNIVERSITY OF CHINA
- Tiehua MA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
OPERATION METHOD AND OPERATION SYSTEM FOR UPPER AND LOWER DOUBLE-DU...
- Publication number 20240409129
- Publication date Dec 12, 2024
- NORTH UNIVERSITY OF CHINA
- Tiehua MA
- B60 - VEHICLES IN GENERAL
Information Patent Application
DUCTED FAN DEVICE INTEGRATED WITH PERMANENT MAGNET SYNCHRONOUS DISC...
- Publication number 20220194608
- Publication date Jun 23, 2022
- NORTH UNIVERSITY OF CHINA
- Tiehua MA
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Magnetic Photoacoustic Composite non Destructive Testing Device of...
- Publication number 20210033658
- Publication date Feb 4, 2021
- NORTH UNIVERSITY OF CHINA
- Yifeng REN
- G01 - MEASURING TESTING