Patent Law Firm
Dr. Keller
Schwertfeger
We protect your innovations.
Office staff

Siao Hua Li
Patent Engineer

Dr. Thomas Bauer
Graduate physicist

Heidrun Zehr
Office Management, Time Limits Monitoring

Regina Arbogast
General Office

Sabine Fast
Overseas Department

Christina Kessler
Records

Martina Laux
Trade Marks

Heike Kerscher
Trade Marks

Hedwig Müller
Renewal Fees

Brigitte Szalacinski
Patents

Natalie dos Santos
Patents, Designs

Annette Wahl
Accounting