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Method of recovering a cleaning agent
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Patent number 7,297,315
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Issue date Nov 20, 2007
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Japan Pionics Co., Ltd.
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Kenji Otsuka
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method of recovering a cleaning agent
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Patent number 6,716,403
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Issue date Apr 6, 2004
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Japan Pionics Co., Ltd.
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Kenji Otsuka
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Detecting agent
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Patent number 5,833,882
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Issue date Nov 10, 1998
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Japan Pionics Co., Ltd.
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Takashi Shimada
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G01 - MEASURING TESTING
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Detecting agent
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Patent number 5,665,313
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Issue date Sep 9, 1997
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Japan Pionics Co., Ltd.
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Takashi Shimada
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G01 - MEASURING TESTING
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Process for cleaning harmful gas
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Patent number 5,662,872
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Issue date Sep 2, 1997
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Japan Pionics Co., Ltd.
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Takashi Shimada
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Process for cleaning harmful gas
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Patent number 5,597,540
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Issue date Jan 28, 1997
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Japan Pionics Co., Ltd.
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Noboru Akita
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Process for cleaning harmful gas
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Patent number 5,512,262
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Issue date Apr 30, 1996
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Japan Pionics Co., Ltd.
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Takashi Shimada
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Process for cleaning harmful gas
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Patent number 5,378,444
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Issue date Jan 3, 1995
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Japan Pionics Co., Ltd.
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Noboru Akita
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Method for cleaning exhaust gases
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Patent number 4,743,435
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Issue date May 10, 1988
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Japan Pionics., Ltd.
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Koichi Kitahara
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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