Assignee
Inventors
- C. Frederick Battrell (45 patents)
- Denise Maxine Hoekstra (9 patents)
- Joan Haab (5 patents)
- John R. Williford (9 patents)
- Sabrina N. Gunderson (1 patents)
- Elizabeth R. Leber (4 patents)
- Isaac Sprague (15 patents)
US Patent 9938571 · Granted Apr 10, 2018