Patent Assignment
Reel/Frame 044110/0080
Merger
Recorded: 2017-11-13
Pages: 6
Assignor
ABB TECHNOLOGY LTD
Executed: 2016-06-23
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Method and Device for Damping Voltage Harmonics in a Multilevel Power Converter
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 13, 2017
From: MOHANAVEERAMANI, ARAVIND; HASLER, JEAN-PHILIPPE; MAITI, SUMAN
To: ABB TECHNOLOGY LTD
Reel/Frame 044110/0053 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058666/0540 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →