YounJeong HONG

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Patents Applicationslast 30 patents

Information Patent Application
WIRE DRAWING METHOD AND WIRE DRAWING DEVICE
- Publication number 20230330731
- Publication date Oct 19, 2023
- Hitachi, Ltd
- Younjeong Hong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SPINNING METHOD, SPINNING MACHINE, AND SHAPED COMPONENT
- Publication number 20130284304
- Publication date Oct 31, 2013
- Hitachi, Ltd
- YounJeong HONG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...