Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 6608641 | Electrophotographic apparatus and method for using textured receivers A printer for printing color toner images on a receiver member of any of a variety of textures. The printer has a number of tandemly arranged electrophotographic image-forming modules respectively including a plurality of imaging subsystems to form a colo... | 08/19/2003 |
| 6466331 | Multi-bit rendering with single color and two-color capability In an electrostatographic recording apparatus and method of forming images on a charge retentive surface such as a photoconductive member using a single writer source, the surface is uniformly charged by a corona charger to a predetermined voltage potenti... | 10/15/2002 |
| 5812169 | Combined storage of data for two printheads A method and apparatus for processing image data representing plural colors for output to a color display device such as a printer or soft display. A block of digital image data signals is generated representing rasterized image data of at least two color... | 09/22/1998 |
