Inventor

Udo Fromm

Inventor

Vasteras, SE

Overview

2002–2010

Patent span

Electricity

Primary field (CPC H)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Fprimary

H01FMagnets29%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%

H02JElectric power networks10%

H02KDynamo-electric machines10%

B60MPower supply lines, and devices along rails, for electrically- propelled vehicles6%

H01BCables6%

H02HEmergency protective circuit arrangements6%

H02BBoards, substations or switching arrangements for the supply or distribution of electric power3%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems3%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2002–2010Patents assigned to ABB RESEARCH LTD (2)· patent assignee history

2002–2004Based in Vsters, SE· patent location history

2004–2009Patents assigned to ABB AB (9)· patent assignee history

2005–2006Based in Vasteras, SE· patent location history

2005–2009Based in Stuttgart, DE· patent location history

2007–2010Based in MÃ¼nchen, DE· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ABB AB	9	2004–2009
ABB RESEARCH LTD	2	2002–2010

Locations