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Class Information
Number: 347/195
Name: Incremental printing of symbolic information > Thermal marking apparatus or processes > Density control > By history of recording elements
Description: Subject matter wherein the regulating means controls the amount of heating energy supplied to a particular recording element of the recording means based on data reflecting quantity of energy supplied to the particular recording element or to its adjacent recording elements during previous, present, or future recording cycles.

Sub-classes under this class:

Class Number Class Name Patents
347/196 Using pulse width modulation 38

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8687031 Thermal printer Apr. 1, 2014
8564632 Thermal printer Oct. 22, 2013
8393695 Thermal printer Mar. 12, 2013
8368933 Image forming device configured to record print history in a server Feb. 5, 2013
8330781 Thermal head and printer Dec. 11, 2012
8284223 Thermal printing mechanism, thermal printer, and thermal printing method Oct. 9, 2012
8184315 Method and apparatus of providing devices with history information on image forming jobs May. 22, 2012
8164608 Thermal printer Apr. 24, 2012
8164607 Printing apparatus and method Apr. 24, 2012
8009184 Thermal response correction system for multicolor printing Aug. 30, 2011
7880754 Thermotransfer printer, and method for controlling activation of printing elements of a print head thereof Feb. 1, 2011
7750930 Printing apparatus and method Jul. 6, 2010
7542060 Thermal printer and thermal printer control method Jun. 2, 2009
7446788 Printing Nov. 4, 2008
7352380 Thermal head printer and printing method in thermal head printer Apr. 1, 2008
7304658 Thermal printer and method for correcting the energizing time data for heating elements in the thermal printer Dec. 4, 2007
7283146 Thermal printer temperature management Oct. 16, 2007
7180533 Image processing apparatus, image processing method, and program Feb. 20, 2007
7023461 Deconvolution scheme for reducing cross-talk during an in the line printing sequence Apr. 4, 2006
6897887 Heat history control system, printer, and program May. 24, 2005
6819347 Thermal response correction system Nov. 16, 2004
6784909 Auxiliary control device for managing printing in a thermal printer Aug. 31, 2004
6747683 Thermal head control method and control apparatus Jun. 8, 2004
6661532 Printing apparatus Dec. 9, 2003
6606108 Thermal print head high-speed driving apparatus and method Aug. 12, 2003
6533477 Thermal line printer and printing method therefor Mar. 18, 2003
6494629 Data processing method for eliminating influence of heat accumulation in thermal head of thermal printer Dec. 17, 2002
6476839 Thermal printer and heat history control method Nov. 5, 2002
6433807 Thermal printhead compensation Aug. 13, 2002
6404452 Auxiliary control device for managing printing in a thermal printer Jun. 11, 2002
6330012 Image forming system Dec. 11, 2001
6302509 Ink-jet apparatus and method of estimating and controlling temperature of ink-jet head thereof Oct. 16, 2001
6186683 Recording apparatus Feb. 13, 2001
6145951 Method and apparatus for correcting printhead, printhead corrected by this apparatus, and printing apparatus using this printhead Nov. 14, 2000
6116712 Method and apparatus for compensating for thermal conditioning in an ink jet print head Sep. 12, 2000
6108019 Thermal printing method for preventing degrading of print quality due to fluctuation in transport speed of recording sheet Aug. 22, 2000
6091436 Method of correcting uneven densities in thermal recording apparatus Jul. 18, 2000
6034705 Thermal printer control system Mar. 7, 2000
6023284 Method and apparatus for the maximization of print quality in a multipass thermal printer ribbon Feb. 8, 2000
6008831 Apparatus for controlling driving of thermal printhead Dec. 28, 1999
5896160 Thermal printing method and thermal printer Apr. 20, 1999
5841461 Accumulated heat correction method and apparatus Nov. 24, 1998
5808653 Thermal gradation printing apparatus Sep. 15, 1998
5793403 Thermal print head compensation Aug. 11, 1998
5719615 Apparatus for driving heating elements of a thermal head Feb. 17, 1998
5708464 Device for direct electrostatic printing (DEP) with "previous correction" Jan. 13, 1998
5706045 Image data resolution enhancing apparatus Jan. 6, 1998
5644351 Thermal gradation printing apparatus Jul. 1, 1997
5635319 Image formation method using reversible thermosensitive recording material Jun. 3, 1997
5625399 Method and apparatus for controlling a thermal printhead Apr. 29, 1997

1 2 3

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