Assignee
Inventors
- Daniel Dean Radke (20 patents)
- Scott S. Hendron (32 patents)
- Kenneth E. Poppe (3 patents)
- Lawrence William Bergquist (4 patents)
- James A. Nagorcka (20 patents)
- Lyal Douglas Allen (11 patents)
US Patent 7617881 · Granted Nov 17, 2009