As a supplier company, ZF maintained the same high ranking as last year. In 2011, it submitted 674 patent applications globally and submitted 669 patent applications in Germany. Most of these patents are based on new driving concepts and lightweight design. idea.

In 2011, ZF Friedrichshafen AG achieved a new record in the number of patent applications: With 669 patent applications filed in Germany, ZF maintained its eighth place in patent rankings in 2010. In the current rankings of the German Patent and Trademark Office (GPTO), ZF has been in parallel with patents from Volkswagen, Audi, BMW and other automakers as suppliers of automotive parts. Most new patent applications benefit from the forward-looking development of ZF's emission reduction concepts for passenger cars and commercial vehicles.

This ranking confirms ZF's leading position in transmission and chassis technology. The number of new patent applications usually marks the company's ability to innovate. ZF’s strength continues to increase: In 2011, the Group’s total investment amounted to 754 million euros, and the number of employees engaged in research and development work worldwide reached 6,200. At the same time, the Group's R&D institutions are located in major automotive markets such as Europe, North America and Asia.

Among the patents applied by ZF, the most prominent ones are the new transmission concepts and the application of electric power and hybrid power. For example, the new 9-speed automatic transmission (9HP) is for passenger vehicles with horizontal and forward engines. Designed. Due to the limited space available for the transmission on the transverse front drive platform, ZF engineers have adopted a transmission design with a nested gear set to save space. In addition, there are more patent applications based on lightweight design concepts for the transmission and chassis technology and pedal safety devices.

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