Yongching Chen

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Columbus, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Metallurgical bonding of coated inserts within metal castings
- Patent number 6,484,790
- Issue date Nov 26, 2002
- Cummins Inc.
- Martin R. Myers
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Mettallurgical bonding of inserts having multi-layered coatings wit...
- Patent number 6,443,211
- Issue date Sep 3, 2002
- Cummins Inc.
- Martin R. Myers
- B22 - CASTING POWDER METALLURGY