Our intellectual property specialists

We are an allround IP service provider, meaning that we have in-house experts from all IP disciplines. The communication lines with our experts are short and personal. At Arnold & Siedsma you are assigned one or two fixed account managers. We have offices all over the Netherlands and Belgium so that you always have access to an expert in your area.

Addick Land MSc.
Addick Land MSc.
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Arjen Hooiveld MSc.
Arjen Hooiveld MSc.
Partner, European patent attorney, Dutch patent attorney
Erik Bartelds MSc.
Erik Bartelds MSc.
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Petri van Someren MSc.
Petri van Someren MSc.
Managing partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Joost Grootscholten MSc.
Joost Grootscholten MSc.
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Steve Duxbury BSc.
Steve Duxbury BSc.
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Paul Hylarides MSc.
Paul Hylarides MSc.
Managing partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Michiel Rijsdijk LLM
Michiel Rijsdijk LLM
Partner, Attorney at law
Karin Becks LLM
Karin Becks LLM
Partner, Benelux and European trademark and design attorney
Marcel van Kooij PhD
Marcel van Kooij PhD
Partner, European patent attorney, Dutch patent attorney
Nele D'Halleweyn PhD MSc
Nele D'Halleweyn PhD MSc
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Rogier Brouwer PhD MSc
Rogier Brouwer PhD MSc
Managing partner, European patent attorney, Dutch patent attorney
Gerwald Verdijck PhD MSc
Gerwald Verdijck PhD MSc
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Joop Elzas MSc
Joop Elzas MSc
Partner, Benelux and European trademark and design attorney
Bart Jacobs PhD MSc
Bart Jacobs PhD MSc
Partner, European patent attorney, Dutch patent attorney, Belgian patent attorney
Robin Naudin ten Cate
Robin Naudin ten Cate
Manager Business Development & Marketing
Hans Prins PhD MSc
Hans Prins PhD MSc
European patent attorney, Dutch patent attorney, Belgian patent attorney
Herman Schuman
Herman Schuman
European patent attorney, Dutch patent attorney, Belgian patent attorney
Rob Vernout MSc
Rob Vernout MSc
European patent attorney, Dutch patent attorney, Belgian patent attorney
Maarten Nollen MSc
Maarten Nollen MSc
European patent attorney, Dutch patent attorney
Raimond Haan
Raimond Haan
European patent attorney, Dutch patent attorney, Belgian patent attorney
Sandra Bauwens
Sandra Bauwens
Benelux and European trademark and design attorney
Martin Luten MSc
Martin Luten MSc
European patent attorney, Dutch patent attorney
Willemyn Slikker MSc
Willemyn Slikker MSc
European patent attorney, Dutch patent attorney
Yannick Philippaerts MSc
Yannick Philippaerts MSc
European patent attorney, Belgian patent attorney
Nicole van Roon LLM
Nicole van Roon LLM
Benelux and European trademark and design attorney
Kelly Knaapen-Arts MSc
Kelly Knaapen-Arts MSc
European patent attorney, Dutch patent attorney
Kolja Adamczyk MSc
Kolja Adamczyk MSc
European patent attorney, Dutch patent attorney
Elka Stegeman LLM
Elka Stegeman LLM
Benelux and European trademark and design attorney
Benjamin Bijl
Benjamin Bijl
Attorney at law
Rob van der  Geest BEd
Rob van der Geest BEd
Patent, trademark and industrial design graphic attorney
Peter van Donselaar BEng
Peter van Donselaar BEng
Patent, trademark and industrial design graphic attorney
Hedwig van Driel PhD
Hedwig van Driel PhD
Dutch patent attorney, European patent attorney
Vincent Rijsijk LLM MSc.
Vincent Rijsijk LLM MSc.
trainee patent attorney
Remy van den Bosch MSc
Remy van den Bosch MSc
Dutch patent attorney
Marten Bosma PhD
Marten Bosma PhD
trainee patent attorney
Robbert Keij LLM
Robbert Keij LLM
trainee trademark and design attorney
Nick Schopman PhD
Nick Schopman PhD
trainee patent attorney
Lennard Mooij PhD MSc
Lennard Mooij PhD MSc
trainee patent attorney
Emma Jansen LLM
Emma Jansen LLM
Attorney at law
Alex Kamphuis MSc
Alex Kamphuis MSc
trainee patent attorney
Xiaolei Shi PhD MSc
Xiaolei Shi PhD MSc
trainee patent attorney
Laurens Brocken PhD
Laurens Brocken PhD
trainee patent attorney
Paul van der Valk PhD MSc
Paul van der Valk PhD MSc
trainee patent attorney
Robin Ogier PhD
Robin Ogier PhD
trainee patent attorney
Paulo Hansen MSc
Paulo Hansen MSc
trainee patent attorney
Joep van der  Stoep MSc
Joep van der Stoep MSc
trainee patent attorney