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Multi-layered dielectric element
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Patent number 4,887,186
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Issue date Dec 12, 1989
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Matsushita Electric Industrial Co., Ltd.
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Takeshi Takeda
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Air/fuel ratio sensor
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Patent number 4,832,818
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Issue date May 23, 1989
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Matsushita Electric Industrial Co., Ltd.
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Satoshi Sekido
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G01 - MEASURING TESTING
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Solid-electrolyte secondary cell
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Patent number 4,789,610
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Issue date Dec 6, 1988
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Matsushita Electric Industrial Co., Ltd.
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Shigeo Kondo
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H01 - BASIC ELECTRIC ELEMENTS
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Sensor element
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Patent number 4,601,883
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Issue date Jul 22, 1986
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Satoshi Sekido
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G01 - MEASURING TESTING
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Solid state lithium-iodine primary battery
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Patent number RE31489
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Issue date Jan 10, 1984
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Matsushita Electric Industrial Co., Ltd.
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Satoshi Sekido
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429 - Chemistry: electrical current producing apparatus, product, and process
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Solid electrolyte photocell
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Patent number 4,388,385
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Issue date Jun 14, 1983
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Matsushita Electric Industrial Company, Limited
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Satoshi Sekido
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H01 - BASIC ELECTRIC ELEMENTS
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Oxygen sensor
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Patent number 4,314,996
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Issue date Feb 9, 1982
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Matsushita Electric Industrial Company, Limited
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Satoshi Sekido
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G01 - MEASURING TESTING
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Gas sensing device
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Patent number 4,313,338
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Issue date Feb 2, 1982
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Matsushita Electric Industrial Co., Ltd.
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Atsushi Abe
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G01 - MEASURING TESTING
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