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Exhaust gas purification filter
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Patent number 11,878,263
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Issue date Jan 23, 2024
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Denso Corporation
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Keisuke Mizutani
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Exhaust gas purification filter
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Patent number 10,947,877
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Issue date Mar 16, 2021
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Denso Corporation
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Mikio Ishihara
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Exhaust gas purification filter
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Patent number 10,883,401
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Issue date Jan 5, 2021
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Denso Corporation
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Mikio Ishihara
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Exhaust gas filter
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Patent number 10,569,207
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Issue date Feb 25, 2020
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Denso Corporation
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Hironori Niwa
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Exhaust gas filter
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Patent number 10,060,312
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Issue date Aug 28, 2018
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Denso Corporation
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Takumi Suzawa
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Honeycomb structure body
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Patent number 9,049,750
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Issue date Jun 2, 2015
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Denso Corporation
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Mikio Ishihara
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Exhaust gas purification filter
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Patent number 6,814,774
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Issue date Nov 9, 2004
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Denso Corporation
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Mikio Ishihara
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Exhaust gas purifying filter
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Patent number 6,800,107
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Issue date Oct 5, 2004
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Denso Corporation
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Mikio Ishihara
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Exhaust gas purification filter
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Patent number 6,790,248
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Issue date Sep 14, 2004
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Denso Corporation
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Mikio Ishihara
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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