Patent Assignment
Reel/Frame 053346/0282
Assignment of Assignor's Interest
Recorded: 2020-07-29
Pages: 12
Assignors
ANDERSSON, MATS
Executed: 2020-07-15
YUAN, CHUNMING
Executed: 2020-07-15
YANG, XIAOBO
Executed: 2020-07-16
YAO, DAWEI
Executed: 2020-07-16
LI, NEIL-QINAN
Executed: 2020-07-16
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
UHVDC Converter Transformer Re-Usage for LCC to VSC Upgrade
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 31, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058601/0692 →
Merger
Oct 5, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD.
Reel/Frame 065132/0269 →
Corrective Assignment to Correct the Name of Assignee Previously Recorded on Reel 065132 Frame 0269. Assignor(S) Hereby Confirms the Commercial Register.
Oct 30, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 071218/0796 →