Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
DW

Dirk Jan Dingeman Van Waardhuizen

📍 Ridderkerk, NL: #2 of 5 inventorsTop 40%
Overall (2025): #403,421 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12297941 Low-pressure tubular system comprising expansion joints Simon Wolfert 2025-05-13