Patent Assignment
Reel/Frame 036829/0206
Assignment of Assignor's Interest
Recorded: 2015-10-20
Pages: 3
Assignors
WANG, ZHAO
Executed: 2015-10-08
DONG, XIAOBING
Executed: 2015-10-08
YU, RONGRONG
Executed: 2015-10-20
Assignee
ABB TECHNOLOGY LTD.
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Method and Apparatus for Defect Pre-Warning of Power Device
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Sep 1, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 039901/0102 →
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 →