Hannah Doerksen

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Participant response system employing battery powered, wireless rem...
- Patent number 8,639,961
- Issue date Jan 28, 2014
- SMART Technologies ULC
- Hannah Doerksen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PARTICIPANT RESPONSE SYSTEM EMPLOYING BATTERY POWERED, WIRELESS REM...
- Publication number 20100281287
- Publication date Nov 4, 2010
- SMART TECHNOLOGIES ULC
- Hannah Doerksen
- G06 - COMPUTING CALCULATING COUNTING