Ertecee B.v.

Abraham Araya (1 out of 15 patents)

Jan Noordegraaf (1 out of 6 patents)

Petrus Frederikus Maria Rensen (1 out of 1 patent)

4.  Christianus Marcus Gijsbertus Maria Buijk (1 out of 1 patent)

5.  Wilhelmus Petrus Theodorus Kemperman (1 out of 1 patent)

6.  Henricus Johanna De Swart (1 out of 1 patent)

7.  Eric Petrus Wilhelmus Elisabeth Smeets (1 out of 1 patent)

8.  Moses Rathbun (0 patent)

9.  Petrus Henricus Johannes Van Der Burgt (0 patent)

10.  Gerardus Wilhelmus Jozef Eilers (0 patent)

11.  Richard Antonius Feijt (0 patent)

12.  Hugo Alexander Smits (0 patent)

13.  Johannes Louis Jacobus Weterings (0 patent)