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William C. Heirich
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Littleton, CO, US
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Patents Grants
last 30 patents
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Patent Grant
Apparatus for the fabrication of metal wall frame members and assem...
Patent number
7,677,071
Issue date
Mar 16, 2010
BH Legacy, LLC
William C. Heirich
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of forming a cementitious panel
Patent number
6,572,811
Issue date
Jun 3, 2003
Custom Building Systems, Inc.
William C. Heirich
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
Foldable metal wall frame assemblies for use in residential and com...
Publication number
20080016818
Publication date
Jan 24, 2008
William C. Heirich
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Apparatus for the fabrication of metal wall frame members and assem...
Publication number
20070277463
Publication date
Dec 6, 2007
William C. Heirich
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...