IP Library Assignment 022540/0421
Patent Assignment
Reel/Frame 022540/0421

Assignment of Assignor's Interest

Recorded: 2009-04-14 Pages: 4
Assignors
GERTMAR, LARS
Executed: 2008-04-23
CHRISTENSEN, HANS CHRISTIAN
Executed: 2008-03-28
NIELSEN, ERIK KOLBY
Executed: 2008-03-13
NIIRANEN, JOUKO
Executed: 2008-04-07
THORBURN-JOHANSSON, STEFAN
Executed: 2008-04-23
WRAEE, LEIF-ERIK
Executed: 2008-03-13
Assignee
ABB RESEARCH LTD
AFFOLTERNSTRASSE 52, ZURICH, CH-8050, SWITZERLAND
Covered Property (1)
Wind mill power flow control with dump load and power converter
Patent: 8,436,490 →
Application: 11/991,326 →
Publication: US 2010/0292852
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →