Eric M. Schrack

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Shartlesville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of lubricating a workpiece for hydroforming
- Patent number 7,204,112
- Issue date Apr 17, 2007
- Dana Corporation
- Robert D. Durand
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for performing a hydroforming operation
- Patent number 7,047,780
- Issue date May 23, 2006
- Dana Corporation
- Richard A. Marando
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for performing hydroforming operation
- Patent number 6,536,251
- Issue date Mar 25, 2003
- Dana Corporation
- Richard A. Marando
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of hydroforming a vehicle frame component
- Patent number 6,016,603
- Issue date Jan 25, 2000
- Dana Corporation
- Richard A. Marando
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Apparartus for performing a hydroforming operation
- Publication number 20030126902
- Publication date Jul 10, 2003
- Richard A. Marando
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Apparatus for performing hydroforming operation
- Publication number 20020083749
- Publication date Jul 4, 2002
- Richard A. Marando
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...