Patent Assignment
Reel/Frame 073065/0619
Change of Name
Recorded: 2025-10-14
Pages: 5
Assignor
YOKO-TOYO METALS CO ., LTD.
Executed: 2025-06-03
Assignee
HEC KOUYO JAPAN CO. , LTD.
2-8-7 MINATO, CHUO-KU, TOKYO, JAPAN
Covered Properties
(2)
Electrolytic Capacitor
Electrolytic Capacitor and Method for Producing Electrolytic Capacitor
Application:
18/869,845 →
Publication:
US 2025/0336615
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 11, 2023
From: KANEKO, TSUTOMU; SAKURAI, YOSHISHIGE
To: RUBYCON CORPORATION; YOKO-TOYO METALS CO., LTD.
Reel/Frame 065828/0519 →
Assignment of Assignor's Interest
Feb 20, 2025
From: NAKAJIMA, YOHEI; KANEKO, TSUTOMU; SAKURAI, YOSHISHIGE; NOZAWA, TAKASHI
To: RUBYCON CORPORATION; YOKO-TOYO METALS CO., LTD.
Reel/Frame 070274/0501 →
Change of Name
Oct 21, 2025
From: YOKO-TOYO METALS CO., LTD.
To: HEC KOUYO JAPAN CO., LTD.
Reel/Frame 072992/0034 →