William R. Corkin

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Ypsilanti, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for press forming intricate metallic shapes su...
- Patent number 4,885,927
- Issue date Dec 12, 1989
- General Motors Corporation
- William R. Corkin
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Machine tool for simultaneously finishing a plurality of parallel s...
- Patent number 4,724,599
- Issue date Feb 16, 1988
- General Motors Corporation
- William R. Corkin
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR