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Frost formation detector
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Patent number 6,092,925
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Issue date Jul 25, 2000
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Ishizuka Electronics Corporation
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Toshiyuki Nojiri
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Frost detecting device
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Patent number 6,038,872
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Issue date Mar 21, 2000
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Ishizuka Electronics Corporation
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Toshiyuki Nojiri
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Thin-film temperature sensor
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Patent number 5,798,684
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Issue date Aug 25, 1998
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Ishizuka Electronics Corporation
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Haruyuki Endo
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G01 - MEASURING TESTING
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Infrared detector
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Patent number 5,693,942
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Issue date Dec 2, 1997
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Ishizuka Electronics Corporation
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Haruyuki Endo
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G01 - MEASURING TESTING
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Frost detecting device
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Patent number 5,522,232
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Issue date Jun 4, 1996
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Ishizuka Electronics Corporation
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Toshiyuki Nojiri
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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75891302 - SEMIFUSE
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Serial number 75891302
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Filing date Jan 7, 2000
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ISHIZUKA ELECTRONICS CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73515988 - SEMITEC
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Serial number 73515988
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Registration number 1415619
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Filing date Jan 2, 1985
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ISHIZUKA ELECTRONICS CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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73110144 - ZENAMIC
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Serial number 73110144
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Registration number 1085380
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Filing date Dec 20, 1976
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ISHIZUKA ELECTRONICS CORPORATION
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments