Douglas Heinrich

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Salt Lake City, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for locking a portable illumination system
- Patent number 8,529,086
- Issue date Sep 10, 2013
- Black Diamond Equipment Ltd.
- Joseph Skrivan
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
INTERCHANGEABLE RECHARGEABLE BATTERY SYSTEM
- Publication number 20120250237
- Publication date Oct 4, 2012
- Joseph Skrivan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS FOR LOCKING A PORTABLE ILLUMINATION SYSTEM
- Publication number 20110204826
- Publication date Aug 25, 2011
- Joseph Skrivan
- F21 - LIGHTING