IP Library Assignment 023827/0160
Patent Assignment
Reel/Frame 023827/0160

Assignment of Assignor's Interest

Recorded: 2010-01-21 Pages: 3
Assignor
HEIKKILA, SAMULI
Executed: 2009-12-11
Assignee
ABB OY
STROMBERGINTIE 1, HELSINKI, FI-00380, FINLAND
Covered Property (1)
Method and Apparatus for Estimating a Rotation Speed of an Electric Motor
Patent: 8,405,344 →
Application: 12/617,339 →
Publication: US 2010/0134064
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 19, 2018
From: ABB OY
To: ABB SCHWEIZ AG
Reel/Frame 047801/0174 →