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Hirokazu Fujimura
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Porous membrane
Patent number
11,161,069
Issue date
Nov 2, 2021
Asahi Kasei Kabushiki Kaisha
Yuki Miki
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Porous membrane and process for producing porous membrane
Patent number
10,974,204
Issue date
Apr 13, 2021
Asahi Kasei Kabushiki Kaisha
Yuki Miki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Porous membrane, porous membrane module, method for producing porou...
Patent number
10,898,864
Issue date
Jan 26, 2021
Asahi Kasei Kabushiki Kaisha
Chihiro Sakakibara
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Production method of deformed porous hollow fiber membrane
Patent number
9,821,501
Issue date
Nov 21, 2017
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Deformed porous hollow fiber membrane, production method of deforme...
Patent number
9,511,529
Issue date
Dec 6, 2016
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Hollow fiber membrane for a filter
Patent number
D692994
Issue date
Nov 5, 2013
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
D23 - Environmental heating and cooling
Information
Patent Grant
Porous multilayered hollow-fiber membrane and process for producing...
Patent number
8,137,800
Issue date
Mar 20, 2012
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
POROUS MEMBRANE
Publication number
20230405531
Publication date
Dec 21, 2023
ASAHI KASEI KABUSHIKI KAISHA
Yuki MIKI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PRODUCING HOLLOW FIBER MEMBRANE
Publication number
20230079167
Publication date
Mar 16, 2023
Asahi Kasei Kabushiki Kaisha
Norihito TANAKA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOLLOW FIBER MEMBRANE AND METHOD OF PRODUCING HOLLOW FIBER MEMBRANE
Publication number
20210039050
Publication date
Feb 11, 2021
ASAHI KASEI KABUSHIKI KAISHA
Norihito TANAKA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE
Publication number
20200324233
Publication date
Oct 15, 2020
Asahi Kasei Kabushiki Kaisha
Yuki MIKI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POROUS MEMBRANE AND PROCESS FOR PRODUCING POROUS MEMBRANE
Publication number
20190247801
Publication date
Aug 15, 2019
Asahi Kasei Kabushiki Kaisha
Yuki MIKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POROUS MEMBRANE, POROUS MEMBRANE MODULE, METHOD FOR PRODUCING POROU...
Publication number
20190076790
Publication date
Mar 14, 2019
Asahi Kasei Kabushiki Kaisha
Chihiro SAKAKIBARA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PRODUCTION METHOD OF DEFORMED POROUS HOLLOW FIBER MEMBRANE
Publication number
20150174809
Publication date
Jun 25, 2015
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DEFORMED POROUS HOLLOW FIBER MEMBRANE, PRODUCTION METHOD OF DEFORME...
Publication number
20120125850
Publication date
May 24, 2012
ASAHI KASEI CHEMICALS CORPORATION
Hirokazu Fujimura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POROUS MULTILAYERED HOLLOW-FIBER MEMBRANE AND PROCESS FOR PRODUCING...
Publication number
20090297822
Publication date
Dec 3, 2009
Hirokazu Fujimura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING