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Respiration leading system
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Patent number 6,981,943
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Issue date Jan 3, 2006
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Matsushita Electric Works, Ltd.
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Hiroki Noguchi
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Lighting system
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Patent number 6,720,743
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Issue date Apr 13, 2004
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Matsushita Electric Industrial Co., Ltd.
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Tadashi Yano
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Fluorescent lamp and power converter
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Patent number 6,570,342
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Issue date May 27, 2003
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Matsushita Electric Industrial Co., Ltd.
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Kazuaki Okubo
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Fluorescent lamp
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Patent number 6,504,305
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Issue date Jan 7, 2003
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Matsushita Electric Industrial Co., Ltd.
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Kazuaki Ohkubo
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Escape light instrument
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Patent number 6,313,754
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Issue date Nov 6, 2001
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Matsushita Electric Industrial Co., Ltd.
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Yoko Shimomura
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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