Patent Assignment
Reel/Frame 063781/0462
Change of Name
Recorded: 2023-01-13
Pages: 2
Assignor
ABB POWER GRIDS SWITZERLAND AG
Executed: 2019-04-29
Assignee
HITACHI ENERGY SWITZERLAND AG
BRUGGERSTRASSE 72, BADEN, 5400, SWITZERLAND
Covered Property
(1)
Wireless Data Transmission System for a Power Utility and Data Transmission Method
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 13, 2023
From: ZAWADZKI, ARTUR; MICHALIK, ADAM
To: ABB SCHWEIZ AG
Reel/Frame 062373/0606 →
Assignment of Assignor's Interest
Jan 13, 2023
From: ABB SCHWEIZ AG
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 062373/0685 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065548/0869 →
Merger
Jun 24, 2025
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 071500/0404 →