Assignee
Inventors
- Petrus H. F. Trompenaars (22 patents)
- Edward Cosman (4 patents)
- Edwin A. Montie (14 patents)
- Theunis S. Baller (12 patents)
- Nicolaas Lambert (80 patents)
- Siebe Tjerk De Zwart (74 patents)
- Antonius Johannes Josephus Rademakers (9 patents)