Assignee
Inventors
- John C. Anthony (14 patents)
- Douglass L. Blanding (52 patents)
- Michael Jon Christenson (1 patents)
- Calvin Thomas Coffey (11 patents)
- William Albert Mammosser (1 patents)
- Michael George Shultz (9 patents)
US Patent 9132578 · Granted Sep 15, 2015