Patent Assignment
Reel/Frame 053087/0989
Assignment of Assignor's Interest
Recorded: 2020-06-30
Pages: 6
Assignor
ABB SCHWEIZ AG
Executed: 2019-10-25
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 752, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Longitudinal Voltage Regulation at the Line Terminals of a Phase Shifting Transformer
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 16, 2020
From: WICHERT, MARKO; JUCHEM, KEVIN; DERIGS, OLIVER
To: ABB SCHWEIZ AG
Reel/Frame 052410/0057 →
Assignment of Assignor's Interest
Mar 15, 2021
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 055585/0670 →
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 →