Assignee
Inventors
- Edward Branton Massey (3 patents)
- Karl Howard Chaffey (3 patents)
- Jonathan Eric Drudge (3 patents)
- Calvin Grimes (3 patents)
- Bradley S. Scott (9 patents)
- Amelia Slaughter Wilkinson (3 patents)
US Patent 9961181 · Granted May 1, 2018