Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 6971806 | Apparatus, method, and computer program product for pad transfer The present invention includes apparatus and method for image transfer onto one of a plurality of a pad medium pages while the pages are aggregated together. A preferred embodiment for a printer includes a housing; a print engine, within the housing, for transferrin... | 12/06/2005 |
| 5503384 | Sheet feed device for image forming equipment A sheet feed device for image forming equipment and capable of feeding sheets one by one from a stack by separating them. The device has a flat plate including a dielectric portion which is capable of making surface-to-surface content with the top of the ... | 04/02/1996 |
| 5382014 | Sheet feed device for image forming equipment using a dielectric, reciprocating plate A sheet feed device for image forming equipment and capable of feeding sheets one by one from a stack by separating them. The device has a flat plate including a dielectric portion which is capable of making surface-to-surface content with the top of the ... | 01/17/1995 |
| 5219154 | Sheet feeding and separating device for image forming equipment A sheet feeding and separating device incorporated in image forming equipment for feeding sheets one by one from a sheet stack while preventing two or more sheets from being fed together as far as possible and, when a plurality of sheets are accidentally ... | 06/15/1993 |
| 5085423 | Sheet feeding device An improved sheet feeding device of this invention includes a variable pressure applying unit for changing a contact pressure between a sheet and vibration members.... | 02/04/1992 |
| 4526357 | Electro-static sheet feeding method and apparatus Apparatus and a method are disclosed that can be selectively operated with equal advantage to strip sheet material from either the top or the bottom of a stack. A translatable member having a generally planar surface formed of an electrically insulative m... | 07/02/1985 |
