Assignee
Inventors
- Michael John Betts (21 patents)
- Josef Guillaume Christoffel Coenen (6 patents)
- Pieter Karel Anton Kapteijn (7 patents)
- Peter Oosterling (10 patents)
- Paul Dirk Schilte (8 patents)
- Pleun Marinus Van Der Sman (3 patents)
- Gustaaf Louis van Wechem (10 patents)