Patent Assignment
Reel/Frame 022697/0432
Assignment of Assignor's Interest
Recorded: 2009-05-18
Pages: 8
Assignors
GERTMAR, LARS
Executed: 2009-02-25
KOLDBY, ERIK
Executed: 2009-01-30
CHRISTENSEN, HANS C.
Executed: 2009-03-31
WRAAE, LEIF-ERIK
Executed: 2009-04-27
NIIRANEN, JOUKO
Executed: 2009-01-27
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property
(1)
Power Converter Arrangement and Method
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.