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Daniel Holmes
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Logan, UT, US
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Patents Grants
last 30 patents
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Patent Grant
Electronic switching system for a detonation device, method of oper...
Patent number
7,301,750
Issue date
Nov 27, 2007
Alliant Techsystems Inc.
Derek DeVries
F42 - AMMUNITION BLASTING
Information
Patent Grant
Electronic switching system for a detonation device
Patent number
6,992,877
Issue date
Jan 31, 2006
Alliant Techsystems Inc.
Derek DeVries
F42 - AMMUNITION BLASTING
Patents Applications
last 30 patents
Information
Patent Application
Electronic switching system for a detonation device
Publication number
20050252403
Publication date
Nov 17, 2005
Derek DeVries
F42 - AMMUNITION BLASTING
Information
Patent Application
Electronic switching system for a detonation device, method of oper...
Publication number
20040020392
Publication date
Feb 5, 2004
Derek DeVries
F42 - AMMUNITION BLASTING