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| Number | Title | Issue Date |
| 6970287 | Confocal 3D inspection system and process An inspection device comprises a light source, a pellicle beamsplitter for receiving light from the light source and for redirecting the light, and an aperture array for receiving light from the pellicle beamsplitter. The aperture array is a two dimensional array of... | 11/29/2005 |
| 6224276 | Ink ribbon cartridge including ink ribbon damaging means and rotation direction restricting means The reuse of an ink ribbon is prevented and the image quality and the proper paper feeding operation are secured by providing an ink ribbon damaging means to a ink ribbon cartridge of a color video printer. For example, a ring cutter is provided to the sp... | 05/01/2001 |
| 4926193 | Thermal transfer ribbon cartridge including ribbon perforating means An article of manufacture adapted for use with printing apparatus of the type which includes structure for thermally transferring ink from a ribbon. The article includes a frame defining a printing station, a ribbon including a backing layer and an ink do... | 05/15/1990 |
| 4899172 | Method and apparatus for perforating indicia on used thermal transfer ribbon within a cassette In printing apparatus of the type which includes structure for thermally transferring ink from a ribbon to a workpiece, wherein the ribbon includes a backing layer and an ink donor layer, there is provided a printing process which includes the step(s) of ... | 02/06/1990 |
| 4788559 | Apparatus and method for removing an image from the ribbon of a thermal transfer printer A thermal transfer printing mechanism having an arrangement for removing or obliterating the image left on the ribbon after printing is provided. The arrangement includes a heated roller which contacts the ribbon. Heat applied to the ribbon causes the ink... | 11/29/1988 |
| 4688954 | Single pass ink ribbon cassette for typewriters or similar machines A single pass ink ribbon cassette for typewriters or like machines is designed to track ribbon extending between a supply and take-up spool in such a manner that text contained on used ribbon beyond a point of impression is rendered illegible. Used ribbon... | 08/25/1987 |
| 4511902 | Thermal transfer type printing apparatus A thermal transfer type printing apparatus has a thermal head unit for selectively and thermally transferring an ink layer of an ink ribbon onto a paper sheet in response to printing information. The ink layer, in which blanks of ink corresponding to the ... | 04/16/1985 |
| 4504015 | Method for destroying used carbon ribbon Disclosed is a method for destroying used carbon ribbons so that individual carbon ribbon segments are formed by cutting with a knife. The used carbon ribbon is wound spirally on the reel by axially moving the reel during a winding process and by maintain... | 03/12/1985 |
| 4407002 | Heat transfer type thermal recording apparatus The negative image left on an ink donor sheet after thermal recording is erased by heating the remaining ink at a point downstream of the recording station and either removing the remaining ink or spreading the ink to obliterate the negative image.... | 09/27/1983 |
| 3980171 | Ribbon cartridge A top loading ribbon cartridge having a threaded ribbon guide for directing ribbon in the cartridge out of and back into the cartridge which is mountable on one side of a machine printing point. The threaded ribbon guide is movable relative to the cartrid... | 09/14/1976 |
