Assignee
Inventors
- Nicolaas Rudolf Kemper (91 patents)
- Henrikus Herman Marie Cox (71 patents)
- Sjoerd Nicolaas Lambertus Donders (233 patents)
- Unknown
- Christiaan Alexander Hoogendam (192 patents)
- Nicolaas Ten Kate (134 patents)
- Jeroen Johannes Sophia Maria Mertens (157 patents)
- Frits Van Der Meulen (46 patents)
- Franciscus Johannes Herman Maria Teunissen (33 patents)
- Jan-Gerard Cornelis Van Der Toorn (52 patents)
- Martinus Cornelis Maria Verhagen (47 patents)
- Stefan Philip Christiaan Belfroid (17 patents)
- Johannes Petrus Maria Smeulers (19 patents)
- Herman Vogel (40 patents)