John Melnichuk

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Bethpage, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for forming sheet metal using a reconfigurable tool
- Patent number 6,363,767
- Issue date Apr 2, 2002
- Northrop Grumman Corporation
- John M. Papazian
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Pin tip assembly in tooling apparatus for forming honeycomb cores
- Patent number 6,209,380
- Issue date Apr 3, 2001
- Northrop Grumman Corporation
- John M. Papazian
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...