Patent Assignment
Reel/Frame 017760/0275
Assignment of Assignor's Interest
Recorded: 2006-04-03
Pages: 3
Assignors
SAHA, MURARI M.
Executed: 2006-01-20
IZYKOWSKI, JAN
Executed: 2006-01-13
ROSOLOWSKI, EUGENIUSZ
Executed: 2006-01-13
MOLAG, RAFAL
Executed: 2006-01-13
Assignee
ABB TECHNOLOGY LTD.
AFFOLTERNSTRASSE 52, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Method and Device for Fault Location on Three Terminal Power Line
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD
To: ABB SCHWEIZ AG
Reel/Frame 040620/0802 →
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 →