Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JR

Joop Roodenburg

IBItrec B.V.: 6 patents #1 of 7Top 15%
VBVekoma Rides Engineering B.V.: 3 patents #1 of 4Top 25%
Schiedam, NL: #1 of 11 inventorsTop 10%
Overall (2011): #4,554 of 364,097Top 2%
9 Patents 2011

Issued Patents 2011

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8057317 Amusement park attraction Johan Willem Philippen, Olaf Karl-Heinz Mordelt 2011-11-15
8056492 Vessel comprising a subsea equipment motion restraining and guidance system Anne Klaas De Groot, Pieter Dirk Melis Van Duivendijk 2011-11-15
8052350 Sacrificial stinger impact absorber Eric ROMEIJN 2011-11-08
7987793 Amusement ride device Stefanus Petrus Cornelis Maria Blonk 2011-08-02
7955028 Marine pipelaying system and method for installing an offshore pipeline that includes one or more accessories Anne Klaas De Groot, Diederick Bernardus Wijning 2011-06-07
7938598 Marine pipeline installation system and methods Anne Klaas De Groot, Diederick Bernardus Wijning, Terence Willem August Vehmeijer 2011-05-10
7914384 Amusement device Johan Willem Philippen 2011-03-29
7878735 Marine pipelay system and method Pieter Dirk Melis van Duivenduk, Anne Klaas De Groot 2011-02-01
7862255 Marine pipelaying system for laying an offshore pipeline Terence Willem August Vehmeijer 2011-01-04