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Thermal print head
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Patent number 4,989,017
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Issue date Jan 29, 1991
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Kabushiki Kaisha Toshiba
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Goro Oda
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3837866
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Patent number 3,837,866
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Issue date Sep 24, 1974
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C03 - GLASS MINERAL OR SLAG WOOL
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3834883
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Patent number 3,834,883
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Issue date Sep 10, 1974
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C03 - GLASS MINERAL OR SLAG WOOL
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3804703
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Patent number 3,804,703
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Issue date Apr 16, 1974
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C03 - GLASS MINERAL OR SLAG WOOL
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3763300
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Patent number 3,763,300
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Issue date Oct 2, 1973
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3690968
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Patent number 3,690,968
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Issue date Sep 12, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3664786
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Patent number 3,664,786
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Issue date May 23, 1972
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3651564
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Patent number 3,651,564
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Issue date Mar 28, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3642400
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Patent number 3,642,400
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Issue date Feb 15, 1972
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3639975
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Patent number 3,639,975
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Issue date Feb 8, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3631589
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Patent number 3,631,589
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Issue date Jan 4, 1972
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C03 - GLASS MINERAL OR SLAG WOOL
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3611057
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Patent number 3,611,057
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Issue date Oct 5, 1971
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H01 - BASIC ELECTRIC ELEMENTS
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3585715
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Patent number 3,585,715
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Issue date Jun 22, 1971
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H01 - BASIC ELECTRIC ELEMENTS
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3535133
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Patent number 3,535,133
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Issue date Oct 20, 1970
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C03 - GLASS MINERAL OR SLAG WOOL
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3522404
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Patent number 3,522,404
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Issue date Aug 4, 1970
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3516150
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Patent number 3,516,150
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Issue date Jun 23, 1970
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H01 - BASIC ELECTRIC ELEMENTS
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3516132
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Patent number 3,516,132
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Issue date Jun 23, 1970
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H01 - BASIC ELECTRIC ELEMENTS