Patent Assignment
Reel/Frame 057870/0317
Assignment of Assignor's Interest
Recorded: 2021-10-21
Pages: 5
Assignor
ABB POWER GRIDS SWITZERLAND AG
Executed: 2021-01-07
Assignees
ABB POWER GRIDS SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, CH-5400, SWITZERLAND
ABB SCHWEIZ AG
BRUGGERSTRASSE 66, BADEN, CH-5400, SWITZERLAND
Covered Properties
(3)
Selection Of Grid Forming Power Generators Based On Location In A Microgrid
Synchronization Of Microgrids With Each Other
Microgrid Control System and Method Thereof
Related Assignments
(6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 1, 2019
From: MAJUMDER, RITWIK
To: ABB SCHWEIZ AG
Reel/Frame 048478/0818 →
Assignment of Assignor's Interest
Aug 1, 2019
From: MAJUMDER, RITWIK
To: ABB SCHWEIZ AG
Reel/Frame 049931/0118 →
Assignment of Assignor's Interest
Mar 6, 2020
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052916/0001 →
Assignment of Assignor's Interest
May 18, 2020
From: MAJUMDER, RITWIK
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 052686/0872 →
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 →