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Polymer electrolyte fuel cell
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Patent number 7,981,571
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Issue date Jul 19, 2011
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Panasonic Corporation
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Yoichiro Tsuji
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Polymer electrolyte fuel cell
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Patent number 7,220,514
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Issue date May 22, 2007
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Matsushita Electric Industrial Co., Ltd.
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Eiichi Yasumoto
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Polymer electrolyte fuel cell
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Patent number 7,201,993
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Issue date Apr 10, 2007
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Matsushita Electric Industrial Co., Ltd.
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Makoto Uchida
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Polymer electrolyte fuel cell
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Patent number 7,060,384
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Issue date Jun 13, 2006
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Matsushita Electric Industrial Co., Ltd.
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Akihiko Yoshida
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Polymer electrolyte fuel cell stack
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Patent number 6,869,719
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Issue date Mar 22, 2005
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Matsushita Electric Industrial Co., Ltd.
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Kazuhito Hatoh
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polymer electrolyte type fuel cell
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Patent number 6,818,339
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Issue date Nov 16, 2004
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Matsushita Electric Industrial Co., Ltd.
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Yasushi Sugawara
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Coke oven and method of operating the same
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Patent number 6,797,122
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Issue date Sep 28, 2004
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The Japan Iron and Steel Federation
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Shuhei Yoshida
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Polymer electrolyte fuel cell
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Patent number 6,746,793
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Issue date Jun 8, 2004
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Matsushita Electric Industrial Co., Ltd.
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Hisaaki Gyoten
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Fuel cell and method of manufacture thereof
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Patent number 6,660,424
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Issue date Dec 9, 2003
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Matsushita Electric Industrial Co., Ltd.
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Hisaaki Gyoten
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...