BENJAMIN A. BARNES

Follow

Person

CHESTERLAND, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Rotary punch
- Patent number 7,980,162
- Issue date Jul 19, 2011
- Formtek Metal Forming, Inc.
- Benjamin A. Barnes
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Roll forming apparatus for forming sheet material into multiple shapes
- Patent number 7,004,001
- Issue date Feb 28, 2006
- Formcek Cleveland, Inc.
- Benjamin A. Barnes
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
ROTARY PUNCH
- Publication number 20080105098
- Publication date May 8, 2008
- FORMTEK METAL FORMING, INC.
- BENJAMIN A. BARNES
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Roll forming apparatus for forming sheet material into multiple shapes
- Publication number 20040163437
- Publication date Aug 26, 2004
- Benjamin A. Barnes
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...