Patent Assignment
Reel/Frame 033389/0910
Assignment of Assignor's Interest
Recorded: 2014-07-25
Pages: 5
Assignors
CHEN, YAO
Executed: 2014-05-13
ZHANG, GUOJU
Executed: 2014-05-15
SAO, CHARLES
Executed: 2014-06-24
Assignee
ABB TECHNOLOGY LTD.
AFFOLTERNSTRASSE 44, ZURICH, CH-8050, SWITZERLAND
Covered Property
(1)
Coordinated Control Method of Generator and Svc for Improving Power Throughput and Controller Thereof
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Sep 13, 2016
From: ABB TECHNOLOGY LTD.
To: ABB TECHNOLOGY AG
Reel/Frame 040017/0743 →
Merger
Nov 15, 2016
From: ABB TECHNOLOGY LTD.
To: ABB SCHWEIZ AG
Reel/Frame 040622/0001 →
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 →