Patent Assignment
Reel/Frame 027643/0685
Assignment of Assignor's Interest
Recorded: 2012-02-02
Pages: 5
Assignors
THORBURN, STEFAN
Executed: 2011-12-21
LILJESTRAND, LARS
Executed: 2011-12-21
PETERSSON, AKE
Executed: 2012-01-05
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property
(1)
Method and Arrangement to Control an Ac System
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.