IP Library › Assignment 040261/0637
Patent Assignment
Reel/Frame 040261/0637

Assignment of Assignor's Interest

Recorded: 2016-11-09 Pages: 9
Assignor
ABB OY
Executed: 2015-04-22
Assignee
ABB TECHNOLOGY OY
VALIMOPOLKU 4 A, HELSINKI, 00380, FINLAND
Covered Properties (2)
Method for Improving Sensorless Flow Rate Estimation Accuracy of Pump Driven with Frequency Converter
Patent: 9,587,640 →
Application: 13/408,823 →
Publication: US 2012/0251340
Method and Apparatus for Balancing Voltages of Multi-Level Inverter Dc Link
Patent: 9,595,864 →
Application: 14/478,140 →
Publication: US 2015/0070947
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest May 8, 2012
From: AHONEN, TERO; AHOLA, JERO; TAMMINEN, JUSSI
To: ABB OY
Reel/Frame 028170/0145 →
Assignment of Assignor's Interest Nov 10, 2014
From: HEIKKILÄ, SAMULI
To: ABB OY
Reel/Frame 034138/0610 →
Assignment of Assignor's Interest Aug 28, 2018
From: ABB TECHNOLOGY OY
To: ABB SCHWEIZ AG
Reel/Frame 046957/0780 →