Assignee
Inventors
- Cédric Désiré Grouwstra (30 patents)
- Nicolaas Rudolf Kemper (91 patents)
- Norbertus Josephus Martinus Van Den Nieuwelaar (14 patents)
- Dirk De Vries (9 patents)
- Hua Li (11 patents)
- Marinus Jochemsen (26 patents)
US Patent 9329491 · Granted May 3, 2016