David Cohen

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Oak Park, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Stamping system for manufacturing high tolerance parts
- Patent number 7,343,770
- Issue date Mar 18, 2008
- Nanoprecision Products, Inc.
- Michael K Barnoski
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Stamping system for manufacturing high tolerance parts
- Publication number 20040091215
- Publication date May 13, 2004
- Michael K. Barnoski
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...