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hyundai hysco | 33 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
metal separator plate for fuel cell having coating film formed on surface and method for… 🛈 | 18 | 2009 |
stainless separator for fuel cell and method of manufacturing the same | 17 | 2008 |
metal separator for fuel cell and fuel cell stack having the same | 13 | 2006 |
stainless steel separator for fuel cell having m/mnx and moynz layer and method for manu… 🛈 | 12 | 2007 |
tailor welded blank, manufacturing method thereof, and hot stamped component using tailo… 🛈 | 12 | 2012 |
stainless steel separator for fuel cell and the manufacturing method thereof | 11 | 2007 |
hot stamping product with enhanced toughness and method for manufacturing same | 11 | 2013 |
preparation method of steel product having different strengths using laser heat treatmen… 🛈 | 10 | 2011 |
method for manufacturing super strong steel body for manufacture of products with compli… 🛈 | 9 | 2008 |
separator plate for a fuel cell and a production method therefor | 9 | 2010 |