Patent Assignment
Reel/Frame 031845/0391
Assignment of Assignor's Interest
Recorded: 2013-12-24
Pages: 8
Assignors
LARSSON, TOMAS
Executed: 2013-11-26
RIVAS, RICHARD
Executed: 2013-11-12
THORBURN, STEFAN
Executed: 2013-11-12
HOLMBERG, MARGUERITE
Executed: 2013-11-12
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 44, CH-8050 ZURICH, SWITZERLAND
Covered Property
(1)
Method In An Electric Power System, Controller, Computer Programs, Computer Program Products And Electric Power System
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →