Virtanen; Reijo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Virtanen; Reijo.The latest application filed is for "control system for doubly-fed induction machine".

Company Profile

0.6.7

Virtanen; Reijo - Vantaa N/A FI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Load balancing of parallel connected inverter modules Grant 8,432,714 - Keronen , et al. April 30, 2	2013-04-30
Method and arrangement for determining rotation speed of a motor Grant 8,400,087 - Virtanen , et al. March 19, 2	2013-03-19
Control System For Doubly-fed Induction Machine App 20130009610 - Niiranen; Jouko ; et al.	2013-01-10
Fault Diagnostics Arrangement For Electric Drive System, And Electric Drive System App 20110276279 - Pasuri; Osmo ; et al.	2011-11-10
Load Balancing Of Parallel Connected Inverter Modules App 20100188135 - KERONEN; Jorma ; et al.	2010-07-29
Method And Arrangement For Determining Rotation Speed Of A Motor App 20100052582 - VIRTANEN; Reijo ; et al.	2010-03-04
Configuration and method for protecting converter means Grant 7,164,562 - Virtanen January 16, 2	2007-01-16
Method for controlling doubly-fed machine Grant 7,023,160 - Virtanen , et al. April 4, 2	2006-04-04
Configuration and method for protecting converter means App 20050237678 - Virtanen, Reijo	2005-10-27
Method for controlling doubly-fed machine App 20050189896 - Virtanen, Reijo ; et al.	2005-09-01
Method associated with controlling a synchronous machine App 20040145334 - Virtanen, Reijo	2004-07-29

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