Assignee
Inventors
- Jan C. Hummelen (14 patents)
- René Albert Johan Janssen (4 patents)
- Joop Knol (2 patents)
- Martinus Maria Wienk (4 patents)
- Johannes Martinus Kroon (2 patents)
- Wilhelmus Johannus Hermanus Verhees (2 patents)
US Patent 8481996 · Granted Jul 9, 2013