Matthias Dann

Christoph J. Müller is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Christoph J., who practices law in Cologne, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christoph J. is held by other top lawyers in the same geographic and legal practice area.

Astrid Luedtke is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law and Intellectual Property Law. Astrid, who practices law in Düsseldorf, Germany, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Astrid is held by other top lawyers in the same geographic and legal practice area.

Martin Wirtz works in all fields of intellectual property matters, with a particular emphasis on trade mark, competition, and copyright law, including litigation. A further focus of his work is patent infringement proceedings. His clients include large and medium-sized firms as well as international companies and associations from a wide variety of different areas. Martin Wirtz studied law at the University of Passau, the University of Freiburg, the University of Cologne, and at Queens' Colle...

Olaf Konzak is a partner in the Cologne office of Friedrich Graf von Westphalen & Partner and heads the public law practice. In September 2018, Olaf Konzak and a team of four lawyers from LLR Legerlotz Laschet und Partner moved to the FGvW office in Cologne. Since September 1, 2018, he has been a partner in the practice in public law. His practice focuses on environmental and waste law, chemicals and substances law and public building law. Olaf Konzak has been working as a lawyer since 19...

Dr. Kai Rüting is attorney since 2005 and partner of the firm since 2015. He advises clients in patent infringement litigation, technology-related arbitrations, and licensing matters. He specializes in national and cross-border patent litigation. Kai has comprehensive litigation experience, in particular in the areas of standard-related patents, electronics, medical technology, chemistry and life sciences. He also has broad experience advising international clients on strategies relating...

Peter Vocke is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Peter, who practices law in Düsseldorf, Germany, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter is held by other top lawyers in the same geographic and legal practice area.

David Kipping, LL.M., Maître en droit, is a lawyer and partner at Friedrich Graf von Westphalen & Partner and a Certified Specialist in intellectual property law. He also holds an LL.M degree from the universities of Cologne and Paris and a Maître en droit degree from Paris I, Panthéon-Sorbonne. David Kipping’s main focus lies on intellectual property law, trademarks and designs, unfair competition and advertising law, patent law, litigation, e-commerce law and li...

Hans S. Korsch is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Hans S., who practices law in Düsseldorf, Germany, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hans S. is held by other top lawyers in the same geographic and legal practice area.

Kai Tumbrägel is a top attorney recognized by Best Lawyers in the practice area(s) of Media Law. Kai, who practices law in Cologne, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kai is held by other top lawyers in the same geographic and legal practice area.

Stefan Osing is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Stefan, who practices law in Düsseldorf, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stefan is held by other top lawyers in the same geographic and legal practice area.