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Class Information
Number: 347/210
Name: Incremental printing of symbolic information > Thermal marking apparatus or processes > Specific resistance recording element type > Specific conductor means (e.g., electrode, conducting pattern, etc.) > With means for driving or supplying current to the resistive heating elements > Including switching means
Description: Subject matter comprising an electrical interrupter.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6549690 |
Resistor array with position dependent heat dissipation |
Apr. 15, 2003 |
| 6492620 |
Equipotential fault tolerant integrated circuit heater |
Dec. 10, 2002 |
| 6342911 |
Thermal head |
Jan. 29, 2002 |
| 6028619 |
Thermal head |
Feb. 22, 2000 |
| 5729275 |
Thermal printhead, drive IC for the same and method for controlling the thermal printhead |
Mar. 17, 1998 |
| 5690436 |
Thermal printer |
Nov. 25, 1997 |
| 5610650 |
Electronic parts, thermal head, manufacturing method of the thermal head, and heat sensitive recording apparatus |
Mar. 11, 1997 |
| 5349623 |
Driving circuit for exothermic resistors |
Sep. 20, 1994 |
| 5343222 |
Driving method of heat element array |
Aug. 30, 1994 |
| 5132709 |
Apparatus and method for closed-loop, thermal control of printing head |
Jul. 21, 1992 |
| 5097272 |
Thermal head, producing method therefor, and recording apparatus using the thermal head |
Mar. 17, 1992 |
| 5075701 |
Thermal recording head having group-wise actuable heating elements |
Dec. 24, 1991 |
| 5066960 |
Thermal printing head |
Nov. 19, 1991 |
| 4982201 |
Thermal head |
Jan. 1, 1991 |
| 4947188 |
Thermal head and thermal recording apparatus using the same |
Aug. 7, 1990 |
| 4899173 |
Time clock device |
Feb. 6, 1990 |
| 4899170 |
Selective energization of thermal printers |
Feb. 6, 1990 |
| 4841120 |
Thermal head |
Jun. 20, 1989 |
| 4769527 |
Thermal image generating device |
Sep. 6, 1988 |
| 4769657 |
Fault detection device for thermal printing head heating circuits |
Sep. 6, 1988 |
| 4751520 |
Apparatus and method for printing using a thermal head |
Jun. 14, 1988 |
| 4717924 |
Thermal printing control system |
Jan. 5, 1988 |
| 4704616 |
Apparatus for electrothermal printing |
Nov. 3, 1987 |
| 4701635 |
Current driving circuit with CMOS inverter |
Oct. 20, 1987 |
| 4652892 |
Gradation control device for thermal ink-transfer type printing apparatus |
Mar. 24, 1987 |
| 4651164 |
Thermal print head |
Mar. 17, 1987 |
| 4636812 |
Thermal print head temperature control |
Jan. 13, 1987 |
| 4636813 |
Thermal print head |
Jan. 13, 1987 |
| 4616941 |
Thermal dot type printing apparatus |
Oct. 14, 1986 |
| 4595934 |
Thermal recording head |
Jun. 17, 1986 |
| 4594501 |
Pulse width modulation of printhead voltage |
Jun. 10, 1986 |
| 4591877 |
Thermal recording head device |
May. 27, 1986 |
| 4588997 |
Electrographic writing head |
May. 13, 1986 |
| 4558331 |
Heating resistor shape in a thermal printhead |
Dec. 10, 1985 |
| 4516136 |
Thermal print head |
May. 7, 1985 |
| 4506272 |
Thermal printing head |
Mar. 19, 1985 |
| 4500893 |
Thermal-printing device with defective resistive heating element detection mode |
Feb. 19, 1985 |
| 4447704 |
Semiconductor device for driving thermal print heads |
May. 8, 1984 |
| 4434356 |
Regulated current source for thermal printhead |
Feb. 28, 1984 |
| 4429318 |
Thermal transfer printer |
Jan. 31, 1984 |
| 4423424 |
Thermal head for facsimile printer |
Dec. 27, 1983 |
| 4409600 |
Thermal printer drive circuit |
Oct. 11, 1983 |
| 4396923 |
Recording control apparatus |
Aug. 2, 1983 |
| 4330786 |
Method of controlling thermally controlling a thermal printing head |
May. 18, 1982 |
| 4305080 |
Compensating driver circuit for thermal print head |
Dec. 8, 1981 |
| 4203119 |
Thermal printers |
May. 13, 1980 |
| 4176272 |
MOS-bipolar printer driver circuit |
Nov. 27, 1979 |
| 4141017 |
Thermal printer having expanded character set thermal printhead |
Feb. 20, 1979 |
| 4090060 |
Thermal printhead control circuit |
May. 16, 1978 |
| 4090059 |
Thermal recording head for printer |
May. 16, 1978 |
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