Inventors:
Stefan Seemeyer - Solingen, DE
Stephan Scharrenbach - Monheim am Rhein, DE
Eric Daniel Morrison - West St. Paul MN, US
Jason Gregory Lang - Bloomington MN, US
Jeffery S. Hutchison - Stillwater MN, US
Kellen Wesley Chamblee - Falcon Heights MN, US
Chad Aaron Thompson - Farmington MN, US