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Akihiko Yokoo
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High expansion foam fire-extinguishing system
Patent number
7,975,773
Issue date
Jul 12, 2011
Nohmi Bosai Ltd.
Shinji Murata
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Packing material for liquid chromatography and process for producin...
Patent number
6,306,297
Issue date
Oct 23, 2001
Asahi Kogaku Kogyo Kabushiki Kaisha
Takeshi Ichitsuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Packing material for liquid chromatography and process for producin...
Patent number
5,651,882
Issue date
Jul 29, 1997
Asahi Kogaku Kogyo Kabushiki Kaisha
Takeshi Ichitsuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Packing material for liquid chromatography
Patent number
5,651,884
Issue date
Jul 29, 1997
Asahi Kogaku Kogyo Kabushiki Kaisha
Takeshi Ichitsuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Deodorants, deodorant sheets, filter sheets and functional papers a...
Patent number
5,567,231
Issue date
Oct 22, 1996
Asahi Kogaku Kogyo Kabushiki Kaisha
Akihiko Yokoo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Packing material for liquid chromatography
Patent number
RE35340
Issue date
Oct 1, 1996
Asahi Kogaku Kogyo K.K.
Takeshi Ichitsuka
210 - Liquid purification or separation
Information
Patent Grant
Deodorants and gas filters therefor
Patent number
5,545,240
Issue date
Aug 13, 1996
Asahi Kogaku Kogyo Kabushiki Kaisha
Sumiaki Tsuru
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Separating agent, separator and method of separating cell or virus
Patent number
RE35267
Issue date
Jun 11, 1996
Asahi Kogaku Kogyo Kabushiki Kaisha
Sumiaki Tsuru
210 - Liquid purification or separation
Information
Patent Grant
Deodorants, deodorant sheets, filter sheets and functional papers a...
Patent number
5,310,548
Issue date
May 10, 1994
Asahi Kogaku Kogyo Kabushiki Kaisha
Sumiaki Tsuru
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for producing shaped article of oriented calcium phosphate...
Patent number
5,240,659
Issue date
Aug 31, 1993
Asahi Kogaku K.K.
Takeshi Ichitsuka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Porous particles of calcium phosphate compound and production proce...
Patent number
5,158,756
Issue date
Oct 27, 1992
Asahi Kogaku Kogyo Kabushiki Kaisha
Tetsuro Ogawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Shaped article of oriented calcium phosphate type compounds, sinter...
Patent number
5,134,009
Issue date
Jul 28, 1992
Asahi Kogaku Kogyo K.K.
Takeshi Ichitsuka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Separating agent, separator and method of separating cell or virus
Patent number
5,085,781
Issue date
Feb 4, 1992
Asahi Kogaku Kogyo Kabushiki Kaisha
Sumiaki Tsuru
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Slow release drug delivery granules and process for production thereof
Patent number
5,055,307
Issue date
Oct 8, 1991
Asahi Kagaku Kogyo Kabushiki Kaisha
Sumiaki Tsuru
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Packing material for liquid chromatography
Patent number
5,039,408
Issue date
Aug 13, 1991
Asahi Kogaku Kogyo K.K.
Takeshi Ichitsuka
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
HIGH EXPANSION FOAM FIRE-EXTINGUISHING SYSTEM
Publication number
20100000744
Publication date
Jan 7, 2010
Akihiko YOKOO
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
High expansion foam fire-extinguishing system
Publication number
20080128141
Publication date
Jun 5, 2008
Shinji Murata
A62 - LIFE-SAVING FIRE-FIGHTING