Vantaa
Finland
6
2013-01-10
The entities that hold a legal rights for patent applications filed by inventor Virtanen Reijo:
Reijo Virtanen from Vantaa, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
CONTROL SYSTEM FOR DOUBLY-FED INDUCTION MACHINE
#2 | 2011-11-10FAULT DIAGNOSTICS ARRANGEMENT FOR ELECTRIC DRIVE SYSTEM, AND ELECTRIC DRIVE SYSTEM
#3 | 2010-07-29Load balancing of parallel connected inverter modules
#4 | 2010-03-04Method and arrangement for determining rotation speed of a motor
#5 | 2005-10-27Configuration and method for protecting converter means
#6 | 2005-09-01Method for controlling doubly-fed machine
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