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Vacuum heat insulating material
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Patent number 9,671,055
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Issue date Jun 6, 2017
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PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
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Yukio Nishikawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Evacuating apparatus
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Patent number 5,709,537
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Issue date Jan 20, 1998
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Matsushita Electric Industrial Co., Ltd.
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Teruo Maruyama
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Evacuating apparatus
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Patent number 5,564,907
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Issue date Oct 15, 1996
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Matsushita Electric Industrial Co., Ltd.
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Teruo Maruyama
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Multi-stage vacuum pump
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Patent number 5,478,210
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Issue date Dec 26, 1995
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Matsushita Electric Industrial Co., Ltd.
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Teruo Maruyama
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fluid rotating apparatus
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Patent number 5,302,089
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Issue date Apr 12, 1994
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Matsushita Electric Industrial Co., Ltd.
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Teruo Maruyama
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Control apparatus of magnetic bearing
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Patent number 5,247,219
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Issue date Sep 21, 1993
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Matsushita Electric Industrial Co., Ltd.
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Tohru Nakagawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rotary apparatus
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Patent number 5,205,078
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Issue date Apr 27, 1993
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Matsushita Electric Industrial Co., Ltd.
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Akira Takara
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Fan motor
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Patent number 4,969,797
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Issue date Nov 13, 1990
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Matsushita Electric Industrial Co., Ltd.
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Akira Takara
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Dynamic pressure air bearing unit
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Patent number 4,925,321
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Issue date May 15, 1990
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Matsushita Electric Industrial Co., Ltd.
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Teruo Maruyama
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING