Soest
Germany
5
2015-02-12
The entities that hold a legal rights for patent applications filed by inventor Vollmar Wilfried:
Wilfried Vollmar from Soest, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Cold filament ignition system and method of silicon rods
#2 | 2013-10-17Apparatus and method for supplying electric power to a CVD-reactor
#3 | 2013-08-15Method and apparatus for igniting silicon rods outside a CVD-reactor
#4 | 2008-07-31Circuit arrangement for supplying variable loads from three phases
#5 | 2006-03-23Arrangement for supplying variable loads
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