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Hideaki Sekiguchi
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Chiba, JP
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last 30 patents
Information
Patent Grant
Purification of very slightly contaminated air within a clean room
Patent number
6,228,135
Issue date
May 8, 2001
Ebara Corporation
Takanobu Sugo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for evaluating performance of chemical filter for cleaning gas
Patent number
6,009,739
Issue date
Jan 4, 2000
Ebara Corporation
Kunio Fujiwara
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for producing gas adsorbent
Patent number
5,743,940
Issue date
Apr 28, 1998
Japan Atomic Energy Research Institute
Takanobu Sugo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrically regenerable demineralizing apparatus
Patent number
5,425,866
Issue date
Jun 20, 1995
Ebara Corporation
Takanobu Sugo
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Electrically regenerable demineralizing apparatus
Patent number
5,308,467
Issue date
May 3, 1994
Ebara Corporation
Takanobu Sugo
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Acidic gas adsorber having a metal phthalocyanine on an ion exchanger
Patent number
4,980,335
Issue date
Dec 25, 1990
Japan Atomic Energy Research Institute
Takanobu Sugo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL