Patent Assignment
Reel/Frame 043915/0067
Assignment of Assignor's Interest
Recorded: 2017-10-20
Pages: 7
Assignors
MARCHESE, SERGIO VINCENZO
Executed: 2017-10-09
GU, XUN
Executed: 2017-10-10
BOHNERT, KLAUS
Executed: 2017-10-09
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Interferometric Voltage Sensor with Error Compensation
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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
Oct 19, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 058253/0954 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065549/0576 →