Patent Assignment
Reel/Frame 044110/0053
Assignment of Assignor's Interest
Recorded: 2017-11-13
Pages: 5
Assignors
MOHANAVEERAMANI, ARAVIND
Executed: 2015-07-20
HASLER, JEAN-PHILIPPE
Executed: 2015-08-11
MAITI, SUMAN
Executed: 2015-07-16
Assignee
ABB TECHNOLOGY LTD
AFFOLTERNSTRASSE 44, ZÜRICH, 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.
Merger
Nov 13, 2017
From: ABB TECHNOLOGY LTD
To: ABB SCHWEIZ AG
Reel/Frame 044110/0080 →
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 →