Holmgren; Tommy

Patent Applications and Registrations

Patent applications and USPTO patent grants for Holmgren; Tommy.The latest application filed is for "change of current return path in a bipole power transmission system".

Company Profile

0.6.4

Holmgren; Tommy - Ludvika SE

*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
Change of current return path in a bipole power transmission system Grant 9,973,004 - Holmgren , et al. May 15, 2	2018-05-15
Change Of Current Return Path In A Bipole Power Transmission System App 20180109109 - HOLMGREN; Tommy ; et al.	2018-04-19
Power Capacitor App 20070242413 - Drugge; Birger ; et al.	2007-10-18
Power capacitor Grant 6,894,886 - Eriksson , et al. May 17, 2	2005-05-17
Capacitor element for a power capacitor, a power capacitor comprising such element and a metallized film for a power capacitor Grant 6,757,151 - Eriksson , et al. June 29, 2	2004-06-29
Power capacitor App 20030142457 - Eriksson, Esbjorn ; et al.	2003-07-31
Capacitor element for a power capacitor, a power capacitor comprising such element and a metallized film for a power capacitor App 20030090854 - Eriksson, Esborn ; et al.	2003-05-15
Arrangement at a conductor on high voltage potential Grant 6,140,588 - Valdemarsson , et al. October 31, 2	2000-10-31
Three-phase filter equipment including standby filter branch for switchably replacing a removed filter branch for a particular phase Grant 5,668,418 - Carlsson , et al. September 16, 1	1997-09-16
Series-compensated converter station Grant 5,666,277 - Bjorklund , et al. September 9, 1	1997-09-09

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