Patent Assignment
Reel/Frame 058315/0477
Change of Name
Recorded: 2021-12-07
Pages: 10
Assignor
ABB POWER GRIDS SWITZERLAND AG
Executed: 2021-10-06
Assignee
HITACHI ENERGY SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
A Method for Phase Controlled Energizing of Power Transformer
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 11, 2019
From: PARIKH, URMIL; STANEK, MICHAEL
To: ABB SCHWEIZ AG
Reel/Frame 048556/0907 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →