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USPTO Data Jan 1 1976 - Dec 16 2025
2 Patents
#59 in Rotterdam
#2,152 in Netherlands
Hj Forever Patents B.v.
Forward Citations = 8
4 inventors:
Hj Forever Patents B.v.
EPO Patents = 2
Forward Citations = 8
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4 inventors (with patents filed for the assignee):
Alex Henzen (1 out of 5 patents)
Daniel Wiermans (1 out of 1 patent)
Patrick Janssen (1 out of 1 patent)
4. Alexander Victor Henzen (1 out of 14 patents)
5. Robert Paul Wenz (0 patent)
6. Jan Groenewold (0 patent)
2 patents:
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2 patents (EPO):
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