Patent Attorneys and Attorneys-At-Law Dr. Solf & Zapf's main offices are located in Wuppertal and Munich, Germany. The firm is specializing in intellectual property prosecution and all aspects of patents, utility models, designs, employee invention rights, trademarks, copyrights, trade secrets, unfair competition and technology and licensing agreements. We can help with mediation of disputes regarding these matters or work with our selected specialist law firms when litigation is required. Dr. Solf & Zapf handles assignments in fields of electrical engineering, electrical motors, communication systems, electrical conductors, electrical insulating materials and devices, light conductors, Internet and computer technology, mechanical engineering, automotive applications, hydraulic and pneumatic circuits, valves and connectors, mining machinery, tools, suspension systems, chemical engineering, non-metallic material science and technology, buildings materials, building construction, environmental technologies, medical and dental technologies, as well as in trademarks and brand names for a wide variety of products and services.