Dae Yeol Ohm

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Patents Grantslast 30 patents

Information Patent Grant
Method for welding tip of electrode in spark plug
- Patent number 8,471,174
- Issue date Jun 25, 2013
- Yura Tech Co., Ltd.
- Dae Yeol Ohm
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ignition plug
- Patent number 8,217,562
- Issue date Jul 10, 2012
- Yura Tech Co., Ltd.
- Dae Yeol Ohm
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR WELDING TIP OF ELECTRODE IN SPARK PLUG
- Publication number 20100258541
- Publication date Oct 14, 2010
- YURA TECH CO., LTD.
- Dae Yeol Ohm
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
IGNITION PLUG
- Publication number 20100026159
- Publication date Feb 4, 2010
- YURA TECH CO., LTD.
- Dae Yeol Ohm
- H01 - BASIC ELECTRIC ELEMENTS