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| Number | Title | Issue Date |
| 4884081 | Magnetic ink and method of printing A thermal transfer magnetic ink, ink sheet and method of printing with the magnetic ink and apparatus which will print high quality images and characters. The heat-fusible magnetic ink transfer sheet includes a heat-fusible magnetic ink layer disposed on ... | 11/28/1989 |
| 4831386 | Powdered substance for lubricating the recording carrier or a magnetic printer The invention relates to a powdered substance for lubricating the recording carrier of a magnetic printer. This solid substance is in the form of a powder comprising groups (G) of particles, each of these groups being formed by one particle (30) of lubric... | 05/16/1989 |
| 4628328 | Thermomagnetic recording apparatus The present invention relates to a thermomagnetic recording apparatus in which a chemical compound material the Curie point of which varies in response to a ratio of chemical combination in chemical compound constituent is utilized as a magnetic material ... | 12/09/1986 |
| 4613874 | Magnetic printing Improved means and method for information transfer through magnetic field pulses over an area and at electronic information flow rates consisting of establishing a bias level magnetic field just below the threshold field strength required to transfer info... | 09/23/1986 |
| 4336546 | Magnetic printing apparatus Magnetic printing apparatus for forming on a substrate a colored print of an original colored design, said apparatus comprising a ferromagnetic printing means which is imposed on an electrically conductive support; means for forming on the ferromagnetic p... | 06/22/1982 |
| 4195303 | Magnetic printing process and apparatus Magnetic printing process, and apparatus for carrying out same, comprising: (a) forming a magnetic image on a ferromagnetic material which is imposed on an electrically conductive support; (b) developing the magnetic image by decorating same with a ferromagnetic ... | 03/25/1980 |
| 4191961 | Magnetic printing process and apparatus Magnetic printing process, and apparatus for carrying out same, comprising: (a) forming a magnetic image on a ferromagnetic material which is imposed on an electrically conductive support and subjecting the ferromagnetic material to the action of a static neut... | 03/04/1980 |
| 4135195 | Magnetographic printing apparatus Magnetographic printing apparatus having scan magnetization of the recording surface. A bubble plate is provided adjacent the recording surface upon which bubble magnetic domains are propagated in a direction perpendicular to the direction of movement of ... | 01/16/1979 |
| 4117498 | Magnetic printing process and apparatus Magnetic printing process, and apparatus for carrying out same, comprising: (a) forming a magnetic image on a ferromagnetic material which is imposed on an electrically conductive support; (b) developing the magnetic image by decorating same with a ferromagnetic ... | 09/26/1978 |
| 4106028 | Method and apparatus for forming magnetic images by piezoelectric coupling between an optical image and a magnetostrictive imaging component Method and apparatus are provided for forming a magnetic image on a recording element replicating incident image illumination. The recording element is a composite structure comprising a photoconductive, piezoelectric component and a magnetostrictive comp... | 08/08/1978 |
| 3975710 | Character pattern recognition method and apparatus using feature enhanced magnetic domain patterns A character pattern recognition method and apparatus for recognizing an unknown character pattern in accordance with a correlation between the unknown character pattern and each known standard character pattern, in which the unknown character pattern is t... | 08/17/1976 |
