Assignee
Inventors
- Martinus Johannes Willebrordus Van Zoelen (8 patents)
- Thomas Willem Dekker (16 patents)
- Franciscus Quirinus Fredrik VEROUDEN (9 patents)
- Sigebertus Johannes Jacobus Jozef Meggelaars (12 patents)
US Patent 9788554 · Granted Oct 17, 2017