Assignee
Inventors
- Peter Adrianus Albert Kemps (3 patents)
- Robertus Leonardus Tousain (19 patents)
- Daniel Anton Benoy (10 patents)
- Theodoor Cornelis Treurniet (19 patents)
- Bastiaan Uitbeijerse (10 patents)
- Jacob Cornelis Paul Den Dulk (9 patents)
US Patent 8622577 · Granted Jan 7, 2014