Patent Assignment
Reel/Frame 026978/0266
Assignment of Assignor's Interest
Recorded: 2011-09-27
Pages: 7
Assignors
HAJ-MAHARSI, MOHAMED Y.
Executed: 2010-02-26
BALA, SANDEEP
Executed: 2010-02-26
TANG, LE
Executed: 2010-02-26
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Hybrid Distribution Transformer with an Integrated Voltage Source Converter
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 20, 2010
From: HAJ-MAHARSI, MOHAMED Y.; BALA, SANDEEP; TANG, LE
To: ABB RESEARCH LTD.
Reel/Frame 024258/0292 →
Merger
Dec 26, 2019
From: ABB RESEARCH LTD.
To: ABB SCHWEIZ AG
Reel/Frame 051419/0309 →
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 →