Assignee
Inventors
- Lewis A. Walton (21 patents)
- George S. Pabis (9 patents)
- Julius M. Ullmann (7 patents)
- Jean H. Raas (3 patents)
- Martha A. Gilliam (2 patents)
- Anne R. Austin (3 patents)
- Eric A. Barringer (19 patents)
US Patent 9972407 · Granted May 15, 2018