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Himeji, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Absorbent structure, absorbent article, water-absorbent resin, and...
Patent number
8,426,670
Issue date
Apr 23, 2013
Nippon Shokubai Co., Ltd.
Kinya Nagasuna
Information
Patent Grant
Water-absorbing agent production process with surface crosslinking...
Patent number
7,420,018
Issue date
Sep 2, 2008
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Absorbent resin composition
Patent number
7,250,459
Issue date
Jul 31, 2007
Nippon Shokubai Co., Ltd.
Yorimichi Dairoku
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-absorbent agent, method for production thereof, and water-abs...
Patent number
6,992,144
Issue date
Jan 31, 2006
Nippon Shokubai Co., Ltd.
Yorimichi Dairoku
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-absorbing agent and its production process and use
Patent number
6,964,998
Issue date
Nov 15, 2005
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for production of porous material
Patent number
6,822,010
Issue date
Nov 23, 2004
Nippon Shokubai Co., Ltd.
Hirotama Fujimaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing porous polymer
Patent number
6,797,735
Issue date
Sep 28, 2004
Nippon Shokubai Co., Ltd.
Kinya Nagasuna
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Absorbing agent, process of manufacturing same, and absorbent produ...
Patent number
RE38444
Issue date
Feb 24, 2004
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
524 - Synthetic resins or natural rubbers
Information
Patent Grant
Process for producing porous polymer
Patent number
6,630,519
Issue date
Oct 7, 2003
Nippon Shokubai Co., Ltd.
Hirotama Fujimaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-absorbent agents containing polycarboxylic amine chelating ag...
Patent number
6,599,989
Issue date
Jul 29, 2003
Nippon Skokubai Co., Ltd.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing a hydrophilic resin
Patent number
6,476,155
Issue date
Nov 5, 2002
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for production of porous cross-linked poymer
Patent number
6,395,792
Issue date
May 28, 2002
Nippon Shokubai Co., Ltd.
Kinya Nagasuna
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for production of absorbent resin excelling in durability
Patent number
6,335,406
Issue date
Jan 1, 2002
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Kinya Nagasuna
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-absorbing agent and production process therefor
Patent number
6,297,319
Issue date
Oct 2, 2001
Nippon Shokubai Co., Ltd.
Kinya Nagasuna
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for production of porous cross-linked polymer material
Patent number
6,274,638
Issue date
Aug 14, 2001
Nippon Shokubai Co., Ltd.
Koichi Yonemura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production process for water-absorbing agent
Patent number
6,265,488
Issue date
Jul 24, 2001
Nippon Shokubai Co., Ltd.
Shinichi Fujino
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water-absorbent agent and method for manufacturing the same
Patent number
6,187,872
Issue date
Feb 13, 2001
Nippon Shokubai Co., Ltd.
Toru Yanase
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for manufacturing an absorbing agent and absorbent material
Patent number
6,180,724
Issue date
Jan 30, 2001
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Absorbent article and production process therefor
Patent number
6,150,582
Issue date
Nov 21, 2000
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-absorbing agent and production process therefor
Patent number
6,127,454
Issue date
Oct 3, 2000
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-absorbing agent and production process therefor
Patent number
6,110,992
Issue date
Aug 29, 2000
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-absorbing agent and its production process and use
Patent number
6,103,785
Issue date
Aug 15, 2000
Nippon Shokubai Co., Ltd.
Katsuhiro Kajikawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water absorbent resin
Patent number
6,087,002
Issue date
Jul 11, 2000
Nippon Shokubai Kagaku Kogyo Co. Ltd.
Kazumasa Kimura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Water absorbing agent, manufacturing method thereof, and manufactur...
Patent number
6,071,976
Issue date
Jun 6, 2000
Nippon Shokubai Co., Ltd.
Yorimichi Dairoku
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process of manufacturing precursor of an absorbing agent
Patent number
6,054,541
Issue date
Apr 25, 2000
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-absorbent agent powders and manufacturing method of the same
Patent number
5,981,070
Issue date
Nov 9, 1999
Nippon Shokubai Co., Ltd.
Kunihiko Ishizaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Absorbent and method for production of absorbent resin
Patent number
5,866,678
Issue date
Feb 2, 1999
Nippon Shokubai Co., Ltd.
Katsuhiro Kajikawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Absorbing agent composition, absorbent material, and absorbent prod...
Patent number
5,797,893
Issue date
Aug 25, 1998
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Absorbing agent, process of manufacturing same, and absorbent produ...
Patent number
5,760,080
Issue date
Jun 2, 1998
Nippon Shokubai Co., Ltd.
Katsuyuki Wada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-absorbent agent, method for production thereof, and water-abs...
Patent number
5,610,208
Issue date
Mar 11, 1997
Nippon Shokubai Co., Ltd.
Yorimichi Dairoku
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Absorbent resin composition
Publication number
20060025536
Publication date
Feb 2, 2006
NIPPON SHOKUBAI CO., LTD.
Yorimichi Dairoku
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Water-absorbing agent and its production process and use
Publication number
20050272600
Publication date
Dec 8, 2005
NIPPON SHOKUBAI CO., LTD.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for production of porous material
Publication number
20040121081
Publication date
Jun 24, 2004
Hirotama Fujimaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Absorbent structure, absorbent article, water-absorbent resin, and...
Publication number
20040019342
Publication date
Jan 29, 2004
Kinya Nagasuna
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Process for producing porous polymer
Publication number
20040002555
Publication date
Jan 1, 2004
Kinya Nagasuna
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Absorbent structure, its production process, and absorbent article...
Publication number
20030181115
Publication date
Sep 25, 2003
Kinya Nagasuna
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Water-absorbing agent and its production process and use
Publication number
20030176589
Publication date
Sep 18, 2003
NIPPON SHOKUBAI CO., LTD.
Katsuyuki Wada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Water-absorbent agent, method for production thereof, and water-abs...
Publication number
20030092849
Publication date
May 15, 2003
YORIMICHI DAIROKU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for producing porous polymer
Publication number
20030069319
Publication date
Apr 10, 2003
Hirotama Fujimaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
WATER-ABSORBING AGENT AND ITS PRODUCTION PROCESS AND USE
Publication number
20020120074
Publication date
Aug 29, 2002
KATSUYUKI WADA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
WATER-ABSORBENT AGENT, METHOD FOR PRODUCTION THEREOF, AND WATER- AB...
Publication number
20020013394
Publication date
Jan 31, 2002
YORIMICHI DAIROKU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...