Duk Yong Yoon

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Patents Grantslast 30 patents

Information Patent Grant
Method for minimizing nonuniform nucleation and supersolvus grain g...
- Patent number 5,529,643
- Issue date Jun 25, 1996
- General Electric Company
- Duk Y. Yoon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for preparing YBa.sub.2 Cu.sub.3 O.sub.7-x superconductors
- Patent number 5,525,585
- Issue date Jun 11, 1996
- Korea Advanced Institute of Science and Technology
- Jeong-Hun Suh
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of surface strengthening alumina-zirconia composites using M...
- Patent number 5,336,646
- Issue date Aug 9, 1994
- Korea Advanced Institute of Science and Technology
- Suk-Joong L. Kang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High toughness tungsten based heavy alloy containing La and Ca. man...
- Patent number 5,306,364
- Issue date Apr 26, 1994
- Agency for Defense Development
- Seong-Hyeon Hong
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
System and method for providing real time news
- Publication number 20070189470
- Publication date Aug 16, 2007
- Duk-Young Yoon
- G06 - COMPUTING CALCULATING COUNTING