Patent Assignment
Reel/Frame 052686/0872
Assignment of Assignor's Interest
Recorded: 2020-05-18
Pages: 2
Assignor
MAJUMDER, RITWIK
Executed: 2020-05-13
Assignee
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Microgrid Control System and Method Thereof
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 21, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: ABB POWER GRIDS SWITZERLAND AG; ABB SCHWEIZ AG
Reel/Frame 057870/0317 →
Change of Name
Oct 21, 2021
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 057889/0005 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065536/0991 →