John T. Verch

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Coldwater, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Glass block with internal capsule
- Patent number 6,553,733
- Issue date Apr 29, 2003
- Pittsburgh Corning Corporation
- Donald E. Hock
- E04 - BUILDING
Information Patent Grant
Corner key for window component assembly
- Patent number 6,073,412
- Issue date Jun 13, 2000
- John T. Verch
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Window component and method of manufacture
- Patent number 6,047,514
- Issue date Apr 11, 2000
- Quanex Corporation
- John T. Verch
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS