Assignee
Inventors
- Robert Allen Janssen (54 patents)
- Dennis John DeGroot (4 patents)
- Thomas David Ehlert (69 patents)
- Michael J. Garvey (35 patents)
- Earl C. McCraw, Jr. (17 patents)
- Patrick Sean McNichols (59 patents)
US Patent 8182552 · Granted May 22, 2012