| Patents for B41J 31 - Ink ribbons; Renovating or testing ink ribbons (1,930) |
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| 05/03/1989 | EP0314592A2 Composite ribbon for label impression machine and machine using such a ribbon |
| 05/03/1989 | EP0314254A1 Ink cassette and ink transfer roll therefor |
| 05/03/1989 | EP0313797A1 Resistive ribbon for high resolution printing and production thereof |
| 04/26/1989 | EP0313245A2 Cartridge for an inked ribbon with a re-inking device |
| 04/26/1989 | EP0313078A2 Pressure-sensitive recording medium |
| 04/26/1989 | EP0313047A2 Image recording method and apparatus |
| 04/26/1989 | CN1003986B Correction feed mechanism in a correction tape cartridge |
| 04/19/1989 | EP0312411A1 Re-inking device for cassette ribbons, and fluid distributor, in particular for using the re-inking device |
| 04/19/1989 | EP0311684A1 Transfer medium for heat-sensitive recording |
| 04/18/1989 | US4822643 Thermal transfer imaging system |
| 04/18/1989 | CA1252629A1 Heat-transferable inked ribbon |
| 04/11/1989 | US4820551 Method for fabricating thermo-inking ribbons for thermo-transfer printing, and thermo-inking ribbon obtained thereby |
| 04/05/1989 | EP0309799A2 Pressure-activatible correcting tape and aqueous coating liquid for forming the lift-off layer of the correcting tape |
| 03/23/1989 | WO1989002371A1 Device for reinking cassette tapes, fluid dispenser used particularly for implementating the reinking device |
| 03/23/1989 | DE3730842A1 Device for laser transfer printing |
| 03/22/1989 | EP0205567B1 Thermal transfer ink formulation and medium |
| 03/15/1989 | EP0306946A2 Pressure-sensitive transfer member |
| 03/15/1989 | EP0306674A2 Reduced thickness resin substrate in film printing ribbon |
| 03/07/1989 | US4810119 Resistive ribbon for high resolution printing |
| 03/01/1989 | EP0304673A1 Thermally sensitive printing ribbon for use in thermal transfer printing and manufacture of same |
| 03/01/1989 | EP0304672A1 Process for manufacture of a thermally sensitive ribbon for use in thermal transfer printing and the printing ribbon obtained therefrom |
| 02/21/1989 | US4806421 Thermal transfer recording sheet |
| 02/21/1989 | CA1250189A1 Pressure-sensitive transfer elements and method |
| 02/07/1989 | US4803502 Image formation cartridge and image forming apparatus using the same |
| 01/31/1989 | US4801951 Thermal ink-jet type image forming apparatus |
| 01/10/1989 | CA1248353A1 Heat transfer sheet |
| 01/04/1989 | EP0297713A2 Thermal transfer imaging system |
| 12/27/1988 | US4794039 Multi-usable pressure-sensitive transfer recording medium |
| 12/14/1988 | EP0294792A1 Heat transferable line printer and ink ribbon cassette for it |
| 12/13/1988 | US4790676 High-density and low-density polyethylene |
| 12/07/1988 | CN88103275A Magnetic ink medium and printing method using the medium |
| 11/22/1988 | US4786708 Use of films of polycondensates |
| 10/11/1988 | US4777159 Containing sublimable dye mixture, particles and binder |
| 10/04/1988 | US4775578 Multilayer-electroconductive plastic, aluminum, heat barrier and hot melt ink |
| 10/04/1988 | US4775417 Color developer |
| 09/27/1988 | US4773778 Correctable |
| 09/27/1988 | CA1242353A1 Method of and apparatus for printing colored patterns |
| 09/13/1988 | CA1241837A1 Magnetic thermal transfer ribbon |
| 09/07/1988 | EP0281119A2 Correction sheet and correction method |
| 09/06/1988 | CA1241568A1 Interface resistance and knee voltage enhancement in resistive ribbon printing |
| 08/30/1988 | US4767663 Heat-meltable transfer recording medium |
| 08/24/1988 | EP0279243A2 Ink ribbon cartridge with refillable spools |
| 08/24/1988 | EP0279242A2 Replacement unit for ink ribbon cartridge |
| 08/17/1988 | EP0278091A1 Multiple-use thermal printing transfer ribbon |
| 08/16/1988 | US4764496 Thin layer of inorganic oxide, nitride, carbide or carbon on thermoplastic resin film |
| 08/16/1988 | US4764038 Impact/electroconductive thermal printing apparatus |
| 08/09/1988 | US4762432 Method of thermal printing |
| 07/19/1988 | US4758847 Electrothermal printer |
| 07/12/1988 | US4756963 Protective member and print protection method using the same |
| 07/12/1988 | US4756633 Inking ribbon including a sublimable release layer for color transfer under the influence of heat |
| 07/05/1988 | US4755432 Thermal transfer recording medium |
| 06/15/1988 | EP0271320A2 Ribbon protectors for printers |
| 06/02/1988 | WO1988003874A1 Recording sheet for use in thermal transfer process by energizing |
| 06/01/1988 | EP0269585A2 Thermal transfer recording method and thermal transfer recording medium |
| 06/01/1988 | DE3739992A1 Thermouebertragungsmaterial und thermouebertragungsaufzeichnungsverfahren Thermouebertragungsmaterial and thermouebertragungsaufzeichnungsverfahren |
| 05/31/1988 | US4747713 Ink ribbon cassette including gear teeth configured to re-ink the ribbon |
| 05/31/1988 | US4747711 Cartridge for an inked ribbon with a re-inking device |
| 05/31/1988 | CA1237280A1 Re-using heat-sensitive transfer recording media |
| 05/25/1988 | EP0268202A2 Thermal transfer ink |
| 05/24/1988 | US4746388 Correction method |
| 05/17/1988 | US4744685 Thermal transfer ribbon and method of making same |
| 05/11/1988 | EP0266526A1 Thermal carbon ribbon containing a resin-bonded fusible dye, and a process for the production of this ribbon |
| 05/11/1988 | EP0266430A1 Image formation on object |
| 05/11/1988 | EP0124616B1 Heat-sublimable ink ribbon |
| 05/03/1988 | US4741639 Cartridge for an inked ribbon with a re-inking pad |
| 04/27/1988 | EP0119275B1 Ink ribbon for sublimation transfer process hard copying |
| 04/26/1988 | US4740496 Release agent for thermal dye transfer |
| 04/20/1988 | EP0263990A1 Overlappingly overstrikable ribbon for matrix printing systems and a process for the production thereof |
| 04/20/1988 | EP0263987A1 Overlappingly overstrikeable ribbon and use thereof in continuously full cassettes |
| 04/19/1988 | US4739338 Heat-sensitive transfer recording method |
| 04/19/1988 | US4738889 Heat transfer sheet |
| 04/19/1988 | US4738555 Method, apparatus and thermal print ribbon to provide a protective layer over thermally-printed areas on a record medium |
| 04/13/1988 | EP0263186A1 Method for producing multi-color ink ribbons |
| 04/12/1988 | US4737397 Coloring agent and two kins of waxes with varying saponification numbers |
| 04/05/1988 | US4735519 Color ink ribbon |
| 04/05/1988 | CA1234694A1 Thermal transfer formulation and medium |
| 03/31/1988 | DE3732846A1 Durchschreibendes fehlerkorrekturband Carbonless error correction ribbon |
| 03/31/1988 | DE3732844A1 Durchschreibendes fehlerkorrekturband Carbonless error correction ribbon |
| 03/24/1988 | DE3631166A1 Process for the production of fabric writing tapes |
| 03/22/1988 | US4733251 Thermal transfer printing |
| 03/16/1988 | EP0259502A1 Thermal transfer recording ribbon |
| 03/02/1988 | EP0257633A1 Heat transfer process and heat transfer ink sheet for use in the process |
| 02/24/1988 | EP0256971A1 Colour ribbon for dye transfer by heat reaction |
| 02/23/1988 | US4727055 Thermoplastic polymer binder |
| 02/18/1988 | DE3726007A1 Farbbandkassette und diese verwendendes aufzeichnungsgeraet Ribbon cartridge and this aufzeichnungsgeraet-use |
| 02/09/1988 | US4724228 Thermal transfer dyesheet |
| 02/03/1988 | EP0255144A1 Printer ribbon and film used for preparation thereof |
| 02/03/1988 | CN87104082A Thermo-ribbon for typewriting |
| 01/28/1988 | WO1988000531A1 Transfer medium for heat-sensitive recording |
| 01/07/1988 | EP0250598A1 Pressure-sensitive transfer recording medium permitting repeated printing |
| 12/01/1987 | US4710782 Current-applying thermal transfer film |
| 11/19/1987 | EP0245691A2 Use of polycondensate films |
| 11/19/1987 | EP0245689A2 Use of polycondensate films |
| 11/17/1987 | US4707707 Thermal-transfer ink ribbon |
| 11/17/1987 | US4707395 Release agents, colors, cohesion, melting, viscosity |
| 11/17/1987 | US4707155 Re-inkable ribbon transport system |
| 10/22/1987 | WO1987006195A1 Image formation on object |
| 10/20/1987 | US4701062 Printing ribbon spool |
| 10/13/1987 | US4699533 Surface layer to reduce contact resistance in resistive printing ribbon |
| 10/13/1987 | CA1228044A1 Ribbon feed with ink depletion compensation |