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Schiedam, Netherlands

Itrec B.v.

USPTO Granted Patents = 228

CIPO Patents = 22

EPO Patents = 206

Trademarks = 2

Forward Citations = 831

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95 inventors (with patents filed for the assignee):

Joop Roodenburg (199 out of 216 patents)

Diederick Bernardus Wijning (87 out of 87 patents)

Terence Willem August Vehmeijer (48 out of 48 patents)

4. Pieter Dirk Melis Van Duivendijk (24 out of 25 patents)

5. Ronny Lambertus Waltherus Nouwens (19 out of 19 patents)

6. Cornelis Martinus Van Veluw (12 out of 12 patents)

7. Hendrikus Jacobus Weterings (12 out of 12 patents)

8. Anne Klaas De Groot (10 out of 10 patents)

9. Arnoud Laurens Feijen (8 out of 8 patents)

10. Hendrik Hessels (7 out of 7 patents)

11. Robert Frodo Van Kuilenburg (7 out of 7 patents)

12. Arthur Alexander De Mul (6 out of 6 patents)

13. Wouter Johannes Slob (6 out of 6 patents)

14. Theodorus Cornelis Joanes Maria Stijnman (6 out of 6 patents)

15. Stefan Cornelis Van Ruyven (5 out of 5 patents)

Core Competencies:

Offshore Wind Turbine

Marine Knuckle Boom Crane

Heave Compensated Crane

Drilling Rig

Mobile Land Rig

Subsea Wellbore Operations

Pile Installation Methods

Motion Compensating Crane

Crane Vessel

Rotor Blade Installation

Adjustable Pile Holding System

Floating Foundation Installation

228 patents: Sort by Forward Citations

1. 12473180 - Crane housing, crane, jack-up vessel, method (2025-11-18),

2. 12378099 - Heave compensated dual hoist crane (2025-08-05),

3. 12372189 - Tubular with screw thread (2025-07-29),

4. 12338789 - Installation of a rotor blade in horizontal orientation to the hub of a horizontal axis offshore wind turbine that is located offshore (2025-06-24),

5. 12338695 - Mobile land rig with a pivotal top drive unit (2025-06-24),

6. 12338106 - Marine knuckle boom crane (2025-06-24),

7. 12331719 - Installation of a wind turbine on a floating foundation (2025-06-17),

8. 12325610 - Feeder vessel (2025-06-10),

9. 12313035 - Offshore vessel, preferably an offshore wind turbine installation vessel, a crane for providing such a vessel, and a method for using such a crane, preferably for upending a monopile (2025-05-27),

10. 12305613 - Method and blade installation device for installing a blade of an offshore wind turbine (2025-05-20),

11. 12276253 - Assembling and installing a wind turbine (2025-04-14),

12. 12234129 - System of a crane and an exchangeable tool (2025-02-25),

13. 12195305 - Vessel and method for installation of a pile adapted to support an offshore wind turbine (2025-01-14),

14. 12187585 - Crane vessel for hoisting of an offshore wind turbine or component thereof (2025-01-07),

15. 12172870 - Hands off monopile hoisting tool (2024-12-24),

ITREC B.V. is a leading technology company specializing in providing innovative IT solutions to businesses. With our robust team of skilled IT professionals and deep industry knowledge, we offer customized software development, web design, cloud computing, and cybersecurity services. We strive to deliver cutting-edge solutions that enhance operational efficiency and drive growth for our clients. Visit our website to learn more about our services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

228 Patents

#1 in Schiedam

#34 in Netherlands

#3,632 in the World

Schiedam, Netherlands

Itrec B.v.

Forward Citations = 831

95 inventors:

Joop Roodenburg (199 out of 216 patents)

Diederick Bernardus Wijning (87 out of 87 patents)

Terence Willem August Vehmeijer (48 out of 48 patents)

4. Pieter Dirk Melis Van Duivendijk (24 out of 25 patents)

5. Ronny Lambertus Waltherus Nouwens (19 out of 19 patents)

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