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Multilayer circuit board
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Patent number 5,136,123
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Issue date Aug 4, 1992
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Junkosha Co., Ltd.
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Satoru Kobayashi
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Flexible printed circuit board
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Patent number 4,781,969
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Issue date Nov 1, 1988
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Junkosha Co., Ltd.
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Satoru Kobayashi
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Temperature sensor
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Patent number 4,750,497
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Issue date Jun 14, 1988
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Junkosha Co., Ltd.
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Hirosuke Suzuki
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G01 - MEASURING TESTING
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Leak detecting device
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Patent number 4,640,123
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Issue date Feb 3, 1987
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Junkosha Company, Ltd.
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Haruo Imaizumi
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Liquid leak sensor
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Patent number 4,594,638
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Issue date Jun 10, 1986
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Junkosha Co. Ltd.
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Hirosuke Suzuki
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G01 - MEASURING TESTING
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Oil leak detector
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Patent number 4,563,674
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Issue date Jan 7, 1986
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Junkosha Company Ltd.
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Satoru Kobayashi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Floating oil leak detector
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Patent number 4,549,171
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Issue date Oct 22, 1985
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Junkosha Company Ltd.
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Juji Akiba
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G01 - MEASURING TESTING