Assignee
Inventors
- John S. Helton (8 patents)
- Peter W. Hildebrandt (36 patents)
- Michael Boyle (14 patents)
- Douglas B. MacDonald (34 patents)
- Paul A. Balogh (1 patents)
- Dale Miller (18 patents)
- Robert H. Bergman (3 patents)
US Patent 8899990 · Granted Dec 2, 2014