Assignee
Inventors
- Ramon Groote (4 patents)
- James Franklin Hoover (46 patents)
- Robert Dirk van de Grampel (63 patents)
- Mark Adrianus Johannes van der Mee (41 patents)
- Remco Wirtz (9 patents)
- Jian Yang (106 patents)
- Junhua Zhang (68 patents)
US Patent 9688855 · Granted Jun 27, 2017