Patent Assignment
Reel/Frame 018887/0916
Assignment of Assignor's Interest
Recorded: 2007-02-14
Pages: 6
Assignors
SCHOLTZ, ERNST
Executed: 2006-12-04
NUQUI, REYNALDO F.
Executed: 2006-12-04
FINNEY, JOHN D.
Executed: 2006-12-04
LARSSON, MATS
Executed: 2006-12-04
SUBRAMANIAN, MANI
Executed: 2006-12-08
LIN, GORDON
Executed: 2006-12-08
Assignee
ABB RESEARCH LTD.
AFFOLTERNSTRASSE 52, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Estimation of Real-Time Power System Quantities Using Time-Synchronized Measurements
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 →