...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 8179408 | Projective capacitive touch apparatus, and method for identifying distinctive positions A projective capacitive touch apparatus and a method for identifying multi-touched positions are provided. The multi-touched positions are touched on a projective capacitive touch panel. The method comprises the following steps: generating a first set of reference v... | 05/15/2012 |
| 7417655 | Printer and printing method for recording image during movement of recording paper A printer comprises a feed roller to which driving force is transmitted from a motor via a reducer. While the feed roller moves a recording paper, an image is recorded by a line print head one line by one line. The feed roller is provided with a rotary encoder. A co... | 08/26/2008 |
| 7391429 | Image forming apparatus and method of using the same An image forming apparatus includes an image forming unit that prints an image on a medium, a transporting unit that transports the medium in a first direction and a second direction, which is the opposite to the first direction, and a sensor that is placed a predet... | 06/24/2008 |
| 7352383 | Thermal printer A thermal printer includes a thermal head which has heating elements arranged in a main scanning direction, a transport unit for transporting a thermal recording material in a sub scanning direction perpendicular to the main scanning direction and a skewing unit for... | 04/01/2008 |
| 7279264 | Dyes and use thereof in thermal imaging members and methods There are described novel fluorescein dye compounds and imaging members and imaging methods utilizing the compounds. The fluorescein dye compounds exhibit a first color when in the crystalline form and a second color, different from the first color, when in the liqu... | 10/09/2007 |
| 7221495 | Thin film precursor stack for MEMS manufacturing This invention provides a precursor film stack for use in the production of MEMS devices. The precursor film stack comprises a carrier substrate, a first layer formed on the carrier substrate, a second layer of an insulator material formed on the first layer, and a ... | 05/22/2007 |
| 7104713 | Printer for a heat-sensitive adhesive sheet A printer has a sheet housing unit for storing a heat-sensitive adhesive sheet having a heat-sensitive adhesive layer on one side and a printable surface on the other side. A set of pull-out rollers pulls the heat-sensitive adhesive sheet out of the sheet housing un... | 09/12/2006 |
| 7100510 | Method for registering patterns on a web A method for registering patterns on a web to provide independent scale control in both the lateral and longitudinal directions is provided. The method includes routing the web over a first roller; routing the web over a second roller and stabilizing the web; applyi... | 09/05/2006 |
| 6934054 | Method and apparatus for two-color thermal point of sale (POS) printing A 2-color thermal point of sale (POS) printer includes a converter for converting full color printing commands into a commands for printing in two colors, a primary color and an alternate color. A three color image is possible when using the background color of the ... | 08/23/2005 |
| 6906735 | Thermal imaging system A multicolor imaging system is described wherein at least two, and preferably three, different image-fonning layers of a thermal imaging member are addressed at least partially independently by a thermal printhead or printheads from the same surface of the imaging m... | 06/14/2005 |
| 6724411 | Thermal printer with bi-directional print head movement and method thereof A printer and method of generating hard copy comprising only one ejection step from either a thermal printing mechanism using one print head or a thermal printing mechanism using first and second thermal printing heads. The thermal printing mechanism with one printi... | 04/20/2004 |
| 6680743 | Methods and apparatus for improved thermal printing Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a re... | 01/20/2004 |
| 6545773 | Compensation for print-direction induced hue shift using depletion Color printheads in a color inkjet printer are in a fixed order in the scanning carriage, which causes the colors to be printed in a different order when the carriage is scanned in an opposite direction. The different print order may result in a perceptib... | 04/08/2003 |
| 6452620 | Methods and apparatus for improved thermal printing Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a re... | 09/17/2002 |
| 6344891 | Printer usable with recording material of plural types A thermal printer includes a thermal head, which records an image to a recording material. Feeder rollers feed the recording material relative to the thermal head. An EEPROM stores first distance data adapted to image recording to a predetermined first ty... | 02/05/2002 |
| 6069709 | Bi-directional printing with overlap using both breaks and transition regions An apparatus for bi-directionally rendering an image includes a bi-directional printer (10) having an input (12) which receives data corresponding to the input image. A printhead (14), in accordance with the data, renders the image on a medium (M) in swat... | 05/30/2000 |
| 6064414 | Thermal transfer recording method and thermal transfer printer When forming an image by superimposing heat-sublimation inks of yellow, magenta and cyan and a heat-sublimation ink of black on each other, an energy to be applied to the heat-generating elements in printing with the black ink is controlled such that the ... | 05/16/2000 |
| 5815190 | Image forming method, image forming apparatus and image forming member According to the present invention, a gradation image such as photographs and a non-gradation image read by an image processing means 13 of FIG. 2 are edited and laid out. Based on the data file, a dye receiving layer 21 is formed on a gradation image for... | 09/29/1998 |
| 5807000 | Thermal transfer printer system and recording unit A recording unit is formed by successively adhering layers of ink donor film of differing colors to each other. A bottom layer is adhered to an image receiving sheet, along a top edge of the recording unit. The image receiving sheet is longer than the ink... | 09/15/1998 |
| 5777652 | Thermal transfer printer A thermal transfer printer wherein a desired ribbon cassette is identified and selected from among plural ribbon cassettes held by a cassette holding portion and is loaded automatically onto a cassette carrier disposed on a carriage. The carriage is provi... | 07/07/1998 |
| 5743663 | Record medium feeding in a color thermal printer In the pull-out direction of continuous color thermosensitive recording paper, a cutter, a transport roller pair, a thermal head, and a fixing unit are disposed in this order. The transport roller pair alternately performs pull-out and pull-back of the co... | 04/28/1998 |
| 5725318 | Tape-shaped label printing device usable with ribbon cassettes having newly added colors 1. A tape-shaped label printing device for use with a plurality of freely detachable ribbon cassettes each housing a different colored ink ribbon, the label printing device comprising: a keyboard for inputting text, such as characters and symbols, and for... | 03/10/1998 |
| 5718521 | Printer for one time printing a picture and text A printer capable of continuously and sequentially performing the printing of a picture and a text includes a picture printing device for printing an image and a text printing device for printing text. The picture printing device includes an ink sheet and... | 02/17/1998 |
| 5685656 | Tape-shaped label printing device having color range setting means A tape-shaped label printing device for use with a plurality of freely detachably mountable ribbon cassettes each housing a different color ink ribbon for printing serially on a tape in a plurality of print colors, the label printing device including: an ... | 11/11/1997 |
| 5636928 | Thermal transfer card printing device and method A thermal transfer printer for printing images and patterns on a card with thermally transferable color inks while moving the card back and forth in such a state that the card is held and urged against a thermal print head through an ink ribbon by capstan... | 06/10/1997 |
| 5610648 | Thermal printing device A thermal printing device is capable of printing labels in a plurality of colours. When printing in a particular colour has been completed, further movement of image receiving tape is prevented so that an image transfer ribbon of a different colour can be... | 03/11/1997 |
| 5570961 | Color printer feeding mechanism A color printer comprises a recording sheet tray 3 capable of storing numerous recording sheets 2, a sheet feed/discharge roller 293 feeding an uppermost recording sheet 2 from the recording sheet tray 3 to a platen roller 7, and a clamp mechanism section... | 11/05/1996 |
| 5552364 | Reversible theromosensitive coloring recording method, recording medium and recording apparatus for the recording method A reversible thermosensitive coloring recording method for producing multi-color images by use of a reversible thermosensitive coloring recording medium which is composed of a support and a reversible thermosensitive coloring recording layer containing a ... | 09/03/1996 |
| 5538351 | Thermal transfer printer and ribbon change structure A thermal transfer printer capable of elongating the period in which the ink ribbon can be used so that the frequency of ribbon cassette changes is reduced, the thermal transfer printer including a control unit arranged such that, if an end of an ink ribb... | 07/23/1996 |
| 5534907 | Reversible thermosensitive coloring recording method, recording medium and recording apparatus for the recording method A reversible thermosensitive coloring recording method for producing multi-color images by use of a reversible thermosensitive coloring recording medium which is composed of a support and a reversible thermosensitive coloring recording layer containing a ... | 07/09/1996 |
| 5534905 | Thermal-transfer recording process Disclosed is a thermal-transfer recording process employing a transfer material and a image-receiving sheet. The transfer material comprises a support film and an image forming layer containing a coloring material and an organic polymer, and the image-rec... | 07/09/1996 |
| 5491504 | Thermal transfer printer ink ribbon-changing carousel apparatus and method A thermal transfer color printer (100) utilizes a single print head (102) positioned outside a carousel (104) of monochrome ink ribbons (106) each stretched between a pair of spaced-apart spools (108, 110) mounted around the periphery of the carousel. A s... | 02/13/1996 |
| 5353049 | Paper holder of video printer A paper holder assembly has an axle coaxially positionable to extend axially outwardly from axially opposite bases of a platen drum providing a circumferential outer surface disposed between the opposite bases, the axle has circumferential grooves termina... | 10/04/1994 |
| 5218380 | Platen drag mechanism for thermal printers A continuous tone themal printing apparatus of the type having a printing station and a receiver paper drive station. The drive station repeatedly advances receiver paper back and forth through the printing station in conjunction with the advance of succe... | 06/08/1993 |
| 4990933 | Color thermal printer A color thermal printer which offers good color registration when plural colors are to be printed on a print receiver. The position of the printing area can be adjusted easily and precisely by controlling the rotation of a drum which carries the print rec... | 02/05/1991 |
| 4794404 | Thermal transfer printer A thermal transfer printing apparatus comprises a recording sheet conveying passageway of a chuckless type which does not require a chuck mechanism for affixing a recording sheet to a platen roller. The recording sheet conveying passageway is constituted ... | 12/27/1988 |
| 4707706 | Thermal color recording apparatus A thermal recording apparatus including a thermal head provided with a plurality of heating elements each having a predetermined value of resolution in a feed direction of a recording paper sheet, and a printer control circuit having first and second feed... | 11/17/1987 |
| 4641147 | Thermal printer The present invention is equipped with a plurality of print buffers for inputting print data into a thermal head, wherein such print data are selectively fed to simply change the current on-time for energizing the heating elements of the thermal head rela... | 02/03/1987 |
| 4638332 | Thermal printer The present invention is equipped with a plurality of print buffers for inputting print data into a thermal head, wherein such print data are selectively fed to simply change the current on-time for energizing the heating elements of the thermal head rela... | 01/20/1987 |
| 4523777 | Identification card and a method of producing same An identification card having information applied in the form of patterns, letters, numbers and/or images, formed by interruptions, in the homogeneity of different colored layer areas arranged superjacently on the identification card. The colored informat... | 06/18/1985 |