DG

David D. Goettsch

General Motors: 11 patents #1,393 of 18,328Top 8%
Overall (All Time): #450,521 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11305340 Modular mold design for casting a vehicle frame and components Garrold A. DeGrace, Gregory T. Naismith, Madhusudhan Raju Nannapuraju, Anil K. Sachdev 2022-04-19
10682695 Method for the semi-permanent mold casting process Allen Birschbach, Mark Eugene Hoover, Kyle W. Lehrmann 2020-06-16
9770754 Device and method for filtering molten metal Jason R. Traub, Michael J. Walker, Brad A. Ohlrich 2017-09-26
9597729 Metal pouring method for the die casting process Brad A. Ohlrich, Jason R. Traub, Michael J. Walker 2017-03-21
9403209 Methods for sand core gas evacuation and related systems and apparatus Christopher D. Cogan, James T. Singer, Stephen M. Fitch, Maurice G. Meyer 2016-08-02
9205491 Metal pouring method for the die casting process Brad A. Ohlrich 2015-12-08
8522857 Ladle for molten metal Jason R. Traub 2013-09-03
8245759 Ladle for molten metal 2012-08-21
8210234 Combustion chamber wall cooling chamber design for semi-permanent mold cylinder head casting 2012-07-03
7150307 Lost foam casting apparatus and method for creating hollow gating 2006-12-19
6880618 Making subcutaneous flow-channels in foam patterns Bob R. Powell, JR. 2005-04-19