Doug Vanderwel

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Selectively concealable indicator systems and assemblies
- Patent number 8,636,222
- Issue date Jan 28, 2014
- Kurt Vanderwel
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
SELECTIVELY CONCEALABLE INDICATOR SYSTEMS AND ASSEMBLIES
- Publication number 20120024966
- Publication date Feb 2, 2012
- Kurt Vanderwel
- G06 - COMPUTING CALCULATING COUNTING