Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 7396171 | Thor expandable ring printer for wide print media A printing machine for use with paper roll stock is disclosed. The print head consists of an expandable cylindrical ring print head where the printing brushes are integrated in a spiral pattern around the ring print head. Ink wells are located outside of the print h... | 07/08/2008 |
| 7281870 | Ink jet recording apparatus An ink jet recording apparatus includes a carriage for reciprocal movement while carrying a recording head for effecting recording by ejecting ink; a platen for supporting recording material at a position opposed to the recording head; a changing member for changing... | 10/16/2007 |
| 7234884 | Ribbon spool lock assembly A printing mechanism requires ribbon spools to be locked in place radially, and includes a pivoting ribbon tension arm that must be pivoted out of its normal operating position when ribbon is to be replaced. A ribbon spool lock assembly includes a rotating locking h... | 06/26/2007 |
| 6854905 | Stationary media mobile printing A portable printer includes a top cover, a bottom cover, one or more rail units located on the inside surface of the top cover, and a carriage assembly. Media is positionable on the inside surface of the bottom cover. The carriage assembly is movably connected to th... | 02/15/2005 |
| 6695497 | Print head transport mechanism A print head transport mechanism of a postage meter for printing postal indicia which are of greater height than a printing height of a print head comprises a carriage to traverse the print head in a first direction over a band of a print receiving area a... | 02/24/2004 |
| 6648528 | Stationary media mobile printing A portable printer includes a top cover, a bottom cover, one or more rail units located on the inside surface of the top cover, and a carriage assembly. Media is positionable on the inside surface of the bottom cover. The carriage assembly is movably conn... | 11/18/2003 |
| 6616357 | Dot line printer A dot line printer having printing heads of uniform characteristics, and reducing the steps number of adjustment for uniform printing quality. A dot line printer having a printing head assembly includes a plurality of spring-charged type printing heads wh... | 09/09/2003 |
| 6200044 | Device with a mark-holder hopper and a revolver hopper for stamping distinguishing marks on moving parts The invention relates to a device for stamping distinguishing marks on the parts moving in the feed direction of a transport device, e.g. a roll line, comprising at least one mark-holder for holding a mark, the mark-holder being removably placed on the ci... | 03/13/2001 |
| 5779376 | Printer carriage drive with movably mounted motor Disclosed is an improved printer and carriage drive mechanism. The carriage motor is mounted at a first side of the printer chassis, and an idler pulley is mounted at a second side of the chassis. The carriage also has a pair of idler pulleys. A single fl... | 07/14/1998 |
| 5366305 | Two-line contact carriage bearing subsystem A glide bearing subsystem is described. The invented bearing subsystem includes an expanse having a non-circularly cross-sectional through hole providing in a first, e.g. an upper, region thereof two arcuately spaced planar contact surfaces providing dual... | 11/22/1994 |
| 5158378 | Printing apparatus In an impact type printing apparatus, leak of impact noise to outside can be reduced by (1) arranging the print head, platen and sheet exhaust port almost in a line and (2) setting the shape of guide ribs provided at the internal surface of cover having t... | 10/27/1992 |
| 5096316 | Serial printer A serial printer includes a reciprocably mounted carriage having a printing head, and a generally flat flexible cable extends between the carriage and a drive circuit. A generally flat flexible reinforcing plate comprising a shield electrode is disposed i... | 03/17/1992 |
| 5074688 | Structure for mounting printing head A structure for mounting a printing head includes a printing head provided with engaging projections, while a carriage which mounts the printing head is formed with engaging grooves engaging with the projections. Engaging surfaces on the grooves and the p... | 12/24/1991 |
| 4744686 | Device for carrying printing head Disclosed is a device for carrying a printing head which comprises, a first guide shaft disposed in parallel with a platen, a second guide shaft disposed in parallel with the first guide shaft, a carriage slidably supported by the first and second guide s... | 05/17/1988 |
| 4542998 | Character set printing means utilizing rolling pressure contact for printing A printing apparatus is provided which utilizes rolling pressure contact for printing, and includes a plurality of sets of serially arranged character elements mounted for movement on the external surface of a printing drum. Movement of the sets to place ... | 09/24/1985 |
| 4470712 | Hand held printer and printing guide Disclosed herein is A printing toy in combination with a printing guide. The printer comprises a disk like print dial with rubber indicia projecting therefrom along the outer periphery, a cover, an ink roller, and a foot guard extending from the bottom of... | 09/11/1984 |
| 4018152 | Apparatus for applying indica on photographic paper or the like Apparatus for applying printed matter to the rear sides of webs of photographic paper in a copying machine has an upright frame for a vertically reciprocable housing which is lifted by a first rotary electromagnet and retained in raised position and there... | 04/19/1977 |