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Vasileios T. Tsiriggakis

Mr. Theodore V. Tsiriggakis
Mr. Vasileios T. Tsiriggakis

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Since 1983 Dr. Hans E. Ruschke is Mr. Tsiriggakis' personal lawyer. Thanks to Dr. Hans E. Ruschke, Mr. Tsiriggakis succeeded to register patents for Gearless Differential and his kinematical theory in 21 countries all over the world.

Contact Dr. Hans E. Ruschke:

Hans E. Ruschke - European Patent Attorney

Pienzenauer Str. 2
81679 Munich - Germany
+49 89 982 952 20 (Tel.)
+49 89 989 358 (Fax)




Background: The upper and the lower dead center of the sine curve. - Since 2003