Andreas Ringstmeier

Christian Bürger is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law. Christian, 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 Christian 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...

Sabine Dethof is a patent litigator and Salaried Partner at HEUKING, Düsseldorf. As a Certified Specialist Lawyer in Intellectual Property Law with 14 years of professional practice, she has a wide range of experience, in particular in the field of mechanical engineering and in the areas of automotive, semiconductors and medical devices. Besides the daily business of patent infringement proceedings she is especially experienced in nullity proceedings before the Federal Patent Court. For ...

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

Hans-Jochem Lüer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Insurance Law, Mergers and Acquisitions Law and Restructuring and Insolvency Law. Hans-Jochem, who practices law in Cologne, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hans-Jochem is held by other top lawyers in the same geographic and legal practice area.

Paul Lange is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Paul, who practices law in Düsseldorf, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul is held by other top lawyers in the same geographic and legal practice area.

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

Wolf Zur Nieden is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Wolf, 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 Wolf is held by other top lawyers in the same geographic and legal practice area.

With nearly 20 years of professional experience, Anton is a proven expert in patent litigation. He is among the lawyers with the highest number of appearances at the Federal Court of Justice, Germany’s highest court in patent matters. He has been acknowledged as a recommended patent litigator by various legal publications and handbooks. He is a partner of the firm and the head of the patent law team. In the year 2006, he was among the first lawyers to receive the distinction as a Certif...

Herbert Posser is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law and Public Law. Herbert, who practices law in Düsseldorf, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Herbert is held by other top lawyers in the same geographic and legal practice area.