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USPTO Data Jan 1 1976 - Jan 20 2026
2 Patents
#38 in Leiden
#2,150 in Netherlands
Npk Design B.v.
Forward Citations = 0
4 inventors:
Npk Design B.v.
EPO Patents = 3
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Janwillem Bouwknegt (2 out of 6 patents)
Jan De Boer (1 out of 2 patents)
Herman Van Der Vegt (1 out of 8 patents)
4. Joseph Elisabeth Oberdorf (1 out of 2 patents)
2 patents:
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3 patents (EPO):
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