Patent Assignment
Reel/Frame 072018/0053
Merger
Recorded: 2025-07-17
Pages: 6
Assignor
HITACHI ENERGY SWITZERLAND AG
Executed: 2023-10-02
Assignee
HITACHI ENERGY LTD
BROWN-BOVERI-STRASSE 5, ZÜRICH, 8050, SWITZERLAND
Covered Property
(1)
Driving System for an on-Load Tap Changer
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 21, 2023
From: VASILEV, BORISLAV; MANEV, GEORGI; NIKOLOV, VESELIN; MIHAYLOV, ANGEL
To: ABB POWER GRIDS SWITZERLAND AG
Reel/Frame 064339/0374 →
Change of Name
Jul 21, 2023
From: ABB POWER GRIDS SWITZERLAND AG
To: HITACHI ENERGY SWITZERLAND AG
Reel/Frame 064339/0422 →
Merger
Nov 13, 2023
From: HITACHI ENERGY SWITZERLAND AG
To: HITACHI ENERGY LTD
Reel/Frame 065548/0869 →