Patent Assignment
Reel/Frame 046606/0074
Assignment of Assignor's Interest
Recorded: 2018-08-09
Pages: 8
Assignors
DONZEL, LISE
Executed: 2018-05-18
SCHUDERER, JUERGEN
Executed: 2018-05-21
DOBRZYNSKA, JAGODA
Executed: 2018-05-20
VOBECKY, JAN
Executed: 2018-05-22
Assignee
ABB SCHWEIZ AG
BROWN BOVERI STRASSE 6, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Power Semiconductor Device and Method for Producing a Power Semiconductor Device
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
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 →