Patent Assignment
Reel/Frame 069534/0519
Assignment of Assignor's Interest
Recorded: 2024-12-08
Pages: 16
Assignor
HITACHI, LTD.
Executed: 2024-09-26
Assignee
HITACHI ENERGY LTD
BROWN-BOVERI-STRASSE 5, ZÜRICH, 8050, SWITZERLAND
Covered Properties
(60)
Method and System for Measuring Partial Discharge
Method of Current Interruption Using Puffer Type Gas Circuit Breaker with Combined-Action of Cylinder and Piston
Method and System for Monitoring Partial Discharge in Gas-Insulated Apparatus
Gas Circuit-Breaker
Gas-Insulated Switchgear Device
Circuit Breaker
Gas Insulated Switchgear
Disconnecting Switch with Earthing Switch
Gas-Insulated Vacuum Circuit Breaker
Gas Insulated Bus and Particle Removal Method for Gas Insulated Bus
Gas Circuit Breaker
Puffer-Type Gas Circuit-Breaker
Gas Circuit Breaker Provided with Parallel Capacitor
Wear-Resistant Material, Puffer Cylinder, and Puffer-Type Gas Circuit Breaker
Wear-Resistant Material, Method for Producing the Same, Puffer Cylinder and Puffer-Type Gas Circuit Breaker
Circuit Breaker and Circuit Breaker Operating Method
Switchgear
Gas Circuit Breaker
Gas-Insulated Switchgear
Gas Circuit Breaker
Gas Circuit Breaker
Transformer
Electrical Insulating Paper and Stationary Induction Electrical Apparatus Using the Same
Stationary Induction Apparatus
Gas Circuit Breaker
Power Switchgear
Device Placement Automatic Calculation Apparatus
Gas Circuit Breaker
Gas Circuit Breaker
Device Arrangement Apparatus and Device Arrangement Method
Stationary Induction Electric Apparatus
Switchgear
Oil Leakage Detector and Oil Leakage Detection Method
Leakage Oil Detection System
Gas Leak Detection Device and Gas Leak Detection Method
Gas Circuit Breaker
Voltage Nonlinear Resistor
Gas Circuit Breaker
Gas Circuit Breaker
Stationary Induction Electrical Apparatus
Gas Circuit Breaker and Breaker for Gas Insulated Switching Device
Gas Circuit Breaker
Leakage Oil Detector System and Method
Abrasion Resistant Material, Puffer Cylinder, and Puffer Type Gas Circuit Breaker
Lubricant for Gas Insulated Switchgear, and Gas Insulated Switchgear
Gas Circuit Breaker
Hydraulic Drive for a Switchgear
Gas Circuit Breaker
Switch Operating Characteristic Monitoring Device, Switch Equipped with Same, and Switch Operating Characteristic Monitoring Method
Stationary Induction Electrical Apparatus
Gas Circuit Breaker
Stationary Induction Apparatus
Oil Leakage Detector and Oil Leakage Detection Method and Image Processing Unit
Gas Circuit Breaker
Stationary Induction Apparatus
Diagnosing Device for On-Load Tap Changing Apparatus, Diagnosing Method for On-Load Tap Changing Apparatus, and Diagnosing Device for Transformer
Gas Circuit Breaker
Gas Circuit Breaker
Work Terminal, Oil Leakage Detection Apparatus, and Oil Leakage Detection Method
Leakage Oil Detection Device and Leakage Oil Detection Method
Related Assignments
(20)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 9, 2006
From: KATO, TATSURO; MORIYAMA, TOMOHIRA; ENDO, FUMIHIRO
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 017248/0018 →
Assignment of Assignor's Interest
Mar 22, 2006
From: URAI, HAJIME; OHSHITA, YOUICHI; KOIZUMI, MAKOTO; OSAWA, NAOKI
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 017364/0929 →
Assignment of Assignor's Interest
Dec 13, 2006
From: HASHIMOTO, HIROAKI; KAWAMOTO, HIDEO; OKUBO, KENICHI
To: HITACHI, LTD.; JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 018642/0896 →
Assignment of Assignor's Interest
Feb 22, 2007
From: HITACHI, LTD.
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 018944/0396 →
Assignment of Assignor's Interest
Mar 12, 2007
From: KASHIWA, TAKAYUKI; SHINOHARA, RYOICHI; YAMAMOTO, TAKERU; SUZUKI, YOSHIRO
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 018998/0169 →
Assignment of Assignor's Interest
Nov 28, 2008
From: HASHIMOTO, HIROAKI; KAWAMOTO, HIDEO; OKUBO, KENICHI
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 021899/0188 →
Assignment of Assignor's Interest
Apr 7, 2011
From: HENMI, REI; YAGINUMA, KYUJI
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 026091/0815 →
Assignment of Assignor's Interest
Jul 18, 2011
From: SHIN, TAEYONG; YAGINUMA, KYUJI
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 026603/0555 →
Assignment of Assignor's Interest
Nov 28, 2011
From: HATANAKA, HAYATO; SHIN, TEYON; FUJITA, MASAHIKO
To: JAPAN AE POWER SYSTEMS CORPORATION
Reel/Frame 027285/0405 →
Assignment of Assignor's Interest
Jun 12, 2012
From: KATO, TATSURO; ROKUNOHE, TOSHIAKI; URASAKI, HISASHI; SHINOHARA, RYOICHI
To: HITACHI, LTD
Reel/Frame 028358/0323 →
Assignment of Assignor's Interest
Dec 11, 2012
From: ZHANG, WEI; TSUKUSHI, MASANORI; ANDO, TOMOYUKI; ONODERA, MICHIRU
To: HITACHI, LTD.
Reel/Frame 029447/0115 →
Assignment of Assignor's Interest
Dec 27, 2012
From: YAGINUMA, NORIYUKI; TSUKUSHI, MASANORI; HIROSE, MAKOTO
To: HITACHI, LTD.
Reel/Frame 029534/0395 →
Assignment of Assignor's Interest
Dec 31, 2012
From: JAPAN AE POWER SYSTEMS CORPORATION
To: HITACHI, LTD.
Reel/Frame 029550/0448 →
Assignment of Assignor's Interest
Dec 4, 2013
From: NOMURA, DAISUKE; TSUKUSHI, MASANORI
To: HITACHI, LTD.
Reel/Frame 031716/0196 →
Assignment of Assignor's Interest
Jun 17, 2014
From: ONO, MASAHIKO; HIROSE, MAKOTO; EBISAWA, DAISUKE; URASAKI, HISASHI
To: HITACHI, LTD.
Reel/Frame 033117/0102 →
Assignment of Assignor's Interest
Sep 25, 2014
From: ONO, MASAHIKO; HIROSE, MAKOTO; EBISAWA, DAISUKE; URASAKI, HISASHI
To: HITACHI, LTD.
Reel/Frame 033815/0333 →
Assignment of Assignor's Interest
Oct 7, 2014
From: URAI, HAJIME; AOYAMA, YASUAKI; HASHIMOTO, HIROAKI; SHIRAISHI, KATSUHIKO
To: HITACHI, LTD.
Reel/Frame 033900/0227 →
Assignment of Assignor's Interest
Oct 30, 2014
From: URAI, HAJIME; AOYAMA, YASUAKI; HASHIMOTO, HIROAKI; KATO, TATSURO
To: HITACHI, LTD.
Reel/Frame 034068/0337 →
Company Split
Jul 4, 2024
From: JAPAN AE POWER SYSTEMS CORPORATION
To: HITACHI T&D, LTD.
Reel/Frame 068130/0066 →
Merger
Jul 4, 2024
From: HITACHI T&D, LTD.
To: HITACHI, LTD.
Reel/Frame 068130/0983 →