9
Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Fuel cells; fuel cell systems; fuel cell stacks; Batteries; Storage batteries; Hybrid systems with fuel cells and accumulators; Electrochemical secondary cells; Polymer electrolyte membrane based power supply systems; Electrolyzers; Power supply systems, in particular those based on electricity and on energy sources containing hydrogen; Electronic and electrical apparatus and instruments, for use in generating or distributing energy; Electrical equipment (except generators) for use in power supply; Electrochemical cells and batteries; Units for storing electrical energy; Solar energy collectors for electricity generation
11
Apparatus for ventilating; Air-conditioning installations, devices and equipment; Installations and apparatus for refrigerating and air conditioning; Heating installations (hot water); Heat accumulators; Water heaters [apparatus]; Hot water boilers; Apparatus for heating
12
Vehicles, in particular vehicles equipped with fuel cells; Apparatus for locomotion by land, air or water, in particular apparatus equipped with fuel cells
36
Installation and maintenance of fuel cell systems; Installation of mobile phone masts; Installation and maintenance of energy systems
42
Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and software; Development of fuel cell and battery systems, in particular lithium-ion batteries, and for mobile and stationary applications; Energy auditing; Engineering, in particular in connection with the design and building of energy supply systems, in particular energy supply systems using fuel cells; Consultancy in the field of energy-saving; Consultancy with regard to energy efficiency; Consultancy with regard to power supply