Patent Assignment
Reel/Frame 069933/0495
Nunc Pro Tunc Assignment
Recorded: 2025-01-21
Pages: 5
Assignor
ASAHI KASEI KABUSHIKI KAISHA
Executed: 2024-12-19
Assignee
ASAHI KASEI BATTERY SEPARATOR CORPORATION
1-1-2 YURAKUCHO, CHIYODA-KU, TOKYO, 100-0006, JAPAN
Covered Properties
(34)
Microporous Polyolefin Film and Separator for Storage Cell
Polyolefin Microporous Membrane and Separator for Nonaqueous Electrolyte Battery
Separator for Lithium Ion Secondary Battery and Method for Manufacturing the Same
Microporous Polyolefin Membrane
Multilayer Porous Membrane and Production Method Thereof
Multilayer Porous Film
Microporous Membrane Winding and Method for Manufacturing the Same
Polyolefin Microporous Membrane and Separator for Lithium Ion Secondary Battery
Polyolefin Microporous Film
Laminated Separator Including Inorganic Particle and Polyolefin Layer for Electricity Storage Device
Multilayer Porous Film
A Separator for Nonaqueous Electrolyte Batteries Containing a Porous Membrane
Separator for Electricity Storage Device, Laminate and Porous Film
Separation Membrane for Redox Flow Secondary Battery and Redox Flow Secondary Battery Comprising the Same
Separator Including Polyolefin Microporous Membrane and Inorganic Porous Layer, and Nonaqueous Electrolyte Battery Using the Same
Polyolefin Microporous Membrane and Separator for Nonaqueous Electrolyte Battery
Separator for Electricity Storage Device
Laminated Separator, Polyolefin Microporous Membrane, and Separator for Electricity Storage Device
Porous Membrane and Multilayer Porous Membrane
Porous Membrane and Multilayer Porous Membrane
Microporous Membrane, Battery Separator, and Battery
Separator for Electricity Storage Devices, Electrode Body Using Same, and Electricity Storage Device
Separator for Electricity Storage Device, Laminate and Porous Film
Separator for Electricity Storage Devices, and Electricity Storage Device
Separator for Power Storage Device and Method for Producing Same, and Power Storage Device and Method for Producing Same
Polyolefin Microporous Membrane and Production Method Thereof
Polyolefin Microporous Membrane, Separator for Electricity Storage Devices, and Electricity Storage Device
Polyolefin Microporous Membrane with Improved Puncture Elongation and Thermomechanical Properties and Method for Manufacturing the Same
Polyolefin Microporous Film and Lithium-Ion Secondary Cell in Which Same is Used
Separator Including Active Layer Having Lithium-Occluding Material, and Electricity Storage Device Including the Same
Lithium Ion Battery Using Crosslinkable Separator
Separator Having Silane-Modified Polyolefin and Polyethylene, and Method for Producing the Same
Separator for Electricity Storage Devices, and Electricity Storage Device
Lithium Ion Battery Using Crosslinkable Separator
Related Assignments
(19)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 26, 2007
From: HATAYAMA, HIROSHI; SOGO, HIROSHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 018982/0181 →
Assignment of Assignor's Interest
Apr 3, 2009
From: HATAYAMA, HIROSHI; SOGO, HIROSHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 022501/0031 →
Assignment of Assignor's Interest
Jul 30, 2009
From: IKEMOTO, TAKASHI; IMAMURA, YOSHIHIRO; ONIZAWA, TAKESHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023027/0357 →
Assignment of Assignor's Interest
Dec 8, 2009
From: MURATA, HIROSHI; IWASAWA, HIDENORI; NARUTO, HIROSUKE
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023618/0385 →
Assignment of Assignor's Interest
Jan 26, 2010
From: MURATA, HIROSHI; NARUTO, HIROSUKE
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023850/0528 →
Assignment of Assignor's Interest
Jan 29, 2010
From: KAWASOE, SHINYA; HATAYAMA, HIROSHI; IKEMOTO, TAKASHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 023872/0173 →
Assignment of Assignor's Interest
Jul 8, 2011
From: IKEMOTO, TAKASHI; IMAMURA, YOSHIHIRO
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026560/0756 →
Assignment of Assignor's Interest
Jul 25, 2011
From: INAGAKI, DAISUKE; TAKEDA, HISASHI; INABA, SHINTARO
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026642/0544 →
Assignment of Assignor's Interest
Aug 3, 2011
From: INAGAKI, DAISUKE; IWAKIRI, SHINICHI; INABA, SHINTAROU
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026696/0477 →
Assignment of Assignor's Interest
Sep 23, 2011
From: OHASHI, MASAHIRO; AMEYAMA, KEITARO; SAKAKIBARA, YUZURU
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026954/0795 →
Assignment of Assignor's Interest
Dec 21, 2011
From: MURATA, HIROSHI; IWASAWA, HIDENORI; INAGAKI, DAISUKE; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 027424/0443 →
Assignment of Assignor's Interest
Mar 31, 2015
From: MIYAZAWA, HIROSHI; AMEYAMA, KEITARO; SHUTO, TAKASHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 035297/0082 →
Assignment of Assignor's Interest
Jul 10, 2015
From: MURATA, HIROSHI; HATAYAMA, HIROSHI; UCHIDA, YUKI; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 036057/0713 →
Assignment of Assignor's Interest
Nov 5, 2015
From: MIYAZAWA, HIROSHI; TAKAHASHI, TOMOAKI; TAKEDA, HISASHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 036967/0152 →
Assignment of Assignor's Interest
Dec 28, 2015
From: UCHIDA, YUKI; MURATA, HIROSHI; HATAYAMA, HIROSHI; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 037365/0026 →
Assignment of Assignor's Interest
Sep 26, 2016
From: AMEYAMA, KEITARO; MIYAZAWA, HIROSHI; HASHIMOTO, SATOSHI; IKEMI, MASATOSHI
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 039857/0136 →
Merger
Jan 21, 2025
From: ASAHI KASEI CHEMICALS CORPORATION
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069933/0317 →
Change of Address
Jan 21, 2025
From: ASAHI KASEI KABUSHIKI KAISHA
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069958/0128 →
Merger
Jan 21, 2025
From: ASAHI KASEI E-MATERIALS CORPORATION
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069933/0428 →