Assignee
Inventors
- Alwin Fransen (15 patents)
- Aster Katoen (2 patents)
- Dennis Jacobus Mattheus Mocking (9 patents)
- Gerardus Johannes Franciscus Theodorus van der Beek (7 patents)
- Peter Christiaan Post (9 patents)
US Patent D932021 · Granted Sep 28, 2021