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| Number | Title | Issue Date |
| 7405745 | Method of driving print head and image forming apparatus employing the same A method of driving a print head and an image forming apparatus employing the same are provided, wherein recording elements of the print head are divided into n groups and are driven to print an image on a medium, wherein recording elements from the respective n gro... | 07/29/2008 |
| 7396170 | Device for printing one or several objects moving in a feed direction The invention relates to a device for printing one or several objects moving in a feed direction, in particular labels, packaging and packaging sections on a flat strip (1) or labels (2) stuck on a support band strip, comprising a print head (4)... | 07/08/2008 |
| 7364272 | Printing head, head cartridge having printing head, printing apparatus using printing head, and printing head substrate A printing head which outputs an output from a sensor device provided for monitoring various condition of a printing head as digital data, and a printing apparatus using the printing head. The output from the device for detecting condition of the printing head, e.g.... | 04/29/2008 |
| 7075674 | Image recording apparatus When correction data is set, a CPU 3 reads out the correction data from an EEPROM 8 through strobe signal lines STB1-N to STB4-N and supplies it as print data signals DATA3 to DATA0 to an LED driver IC 6. When the dri... | 07/11/2006 |
| 6540417 | Stencil making apparatus A stencil making apparatus thermo-sensitively perforates a stencil sheet by a thermal print head. The apparatus includes a controlling device for driving contiguous N pieces of heat generating elements of the thermal print head while shifting respectively... | 04/01/2003 |
| 6503006 | Variable power thermal printer A printer using a power reduction logic based upon reducing the speed of printing when the dot utilization calculation exceeds a particular power level for that printer. There is also provided a method for printing information at a given power supply capa... | 01/07/2003 |
| 6398433 | Printing method for block copy film and block copy printer There will be provided a printing method for block copy film and a block copy printer capable of adjusting printing density as occasion arises as well as making joints between print lines inconspicuous. A predetermined mount of conveyance of transparent r... | 06/04/2002 |
| 6380963 | Carrier utilization in printing Multiple images are printed utilizing lateral sets of print elements on a printhead and lateral portions of a ribbon.... | 04/30/2002 |
| 6206588 | Thermal printer A thermal printer comprises a plurality of heating elements for heating a recording medium to form an image thereon, an electric motor for transporting the recording medium to a direction opposite to a subscanning direction by rotating a predetermined ang... | 03/27/2001 |
| 6168324 | Thermal transfer printer A thermal transfer printer comprises two parallel and adjacent print engines (1a, 1b), with each engine comprising a platen roller (4), a donor ribbon extending from a supply spool (10a, 10b) to a take-up spool (11a, 11b), and receiver supply rolls (5a, 5... | 01/02/2001 |
| 6120198 | Printing head drive apparatus and method for driving printing head A printing head drive apparatus comprising: a plurality of printing elements which operate upon receipt of electric power; switching elements which are provided for the respective printing elements and which supply power to the corresponding printing elem... | 09/19/2000 |
| 6109802 | Dot line printer for preventing the overheating of printing elements by selectively activating the printing elements In a dot line printer having a plurality of print hammers which are arranged to print a plurality of dot lines simultaneously when a hammer bank on which the print hammers are mounted performs one scan from one extreme to another, the dot lines originally... | 08/29/2000 |
| 6086272 | Printing apparatus and control method therefor A printer, in which nozzles for printing dots are positioned in a zigzag formation, has a simple circuit for sending to these nozzles printing data that has been expanded into a bit-map image. When sending data to a print head in which odd-numbered nozzle... | 07/11/2000 |
| 5908251 | Method of printing A method of printing that utilizes a printing head having a plurality of printing elements each of which is operable to transfer a pixel print medium from a carrier on to an adjacent substrate.... | 06/01/1999 |
| 5873661 | Recording apparatus capable of data-read control A recording apparatus includes a recording head. The recording head is provided with a recording device string made up of a plurality of recording elements. The recording device string is arranged at a specified angle in relation to the direction perpendi... | 02/23/1999 |
| 5873663 | Printing apparatus and printing method thereof A printing apparatus capable of printing by moving a carriage mounting a printing head to a recording paper detects a movement of the carriage for a predetermined distance by an encoder, clocks the time for the carriage to move in the distance, and obtain... | 02/23/1999 |
| 5826994 | Tape printing apparatus A tape printing device comprises a print head, means for causing relative movement between an image receiving tape and the print head, and control circuitry for controlling the print head. The print head has a set of selectively activable printing element... | 10/27/1998 |
| 5702188 | Thermal head and head drive circuit therefor A thermal head includes a thermal resistance member formed in a straight form, a first lead conductor group having a plurality of first lead conductors which are connected to the thermal resistance member, a second lead conductor group having a plurality ... | 12/30/1997 |
| 5669720 | Thermal printer with minimized power difference between sequentially driven blocks of printing elements A thermal printer has a thermal head provided with a plurality of thermal elements arranged linearly. The thermal printer also includes a power source capable of supplying a predetermined power level to the plurality of thermal elements which generate hea... | 09/23/1997 |
| 5325113 | Resistive sheet thermal transfer printer A resistive sheet thermal transfer printer includes a printing head having m (m is an integer) recording electrodes and a common electrode both-in contact with a resistance layer of an ink sheet, the m recording electrodes being arranged in a line, and be... | 06/28/1994 |
| 5317758 | Method preventing overheating of a thermal line print head by varying the number of print data being simultaneously printed A control method prevents overheating of a line print head, the line print head for printing 4800 print dots per print line in response to print data. The print data is initially divided into sixteen blocks of print data denoting successive segments of th... | 05/31/1994 |
| 4738553 | Fixed head thermal printer A fixed head thermal printer with a plurality of printing elements defining a line of print. Power is supplied to blocks of elements sequentially with a number of blocks receiving power simultaneously, that number being determined in accordance with the n... | 04/19/1988 |
