YOUNG SIK PYUN

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Patents Grantslast 30 patents

Information Patent Grant
Method of making bearing using ultrasonic nano crystal surface modi...
- Patent number 8,782,902
- Issue date Jul 22, 2014
- Designmecha Co., Ltd.
- Young Sik Pyun
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MAKING BEARING USING ULTRASONIC NANO CRYSTAL SURFACE MODI...
- Publication number 20100024218
- Publication date Feb 4, 2010
- DESIGNMECHA CO., LTD.
- YOUNG SIK PYUN
- B24 - GRINDING POLISHING