Assignee
Inventors
- Martin Lavern Ruhter (19 patents)
- Josh Dean Graeve (7 patents)
- Neil Vincent Harber (19 patents)
- Michael Eugene Kennedy (12 patents)
- Darrel Jeffrey Rowan (5 patents)
- Jed Douglas Polzin (10 patents)
US Patent 8424632 · Granted Apr 23, 2013