In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7160196 | Identification device A tray (10) for supplying coded golf balls (50) to the tee (41) of a golf driving range comprises a first zone (11) for receiving golf balls, one of which is selected to be played by moving it by means of a club over a barrier (14)... | 01/09/2007 |
| 7025265 | Information card system A data distribution system (10) including an information card (12) and a reader (14). The information card (12) includes visible indicia (20) on its front and stripe zones (34) and a ring zone (36) on its back. The zo... | 04/11/2006 |
| 6972683 | Badge for a locating and tracking system A badge (26) for locating and tracking a hospital asset (11) includes a motion sensor (30) carried by the asset (11) that generates a motion signal when the asset (11) is in motion. The motion signal varies with changes in the spee... | 12/06/2005 |
| 6929179 | Automated fee collection and parking ticket dispensing machine An automated fee collection and ticket dispensing machine is disclosed that is capable of operating under a variety of operating modes. The machine permits users to purchase a variety of passes. The disclosed machine includes printers to produce receipts or passes f... | 08/16/2005 |
| 6736319 | Optical mark reader An optical mark reader includes a housing formed by a base and an upper housing assembly. A scanner is associated with the upper housing assembly for performing scanning operations on cards that are input into the housing. The base and the upper housing are detachab... | 05/18/2004 |
| 6341727 | Arrangement for immobilizing a data medium in a data interchange device The invention proposes an arrangement of the type comprising a unit into which a badge is introduced manually into a housing in the unit, and which comprises a lever for immobilizing the badge in an active position in the unit and an electromagnet made to... | 01/29/2002 |
| 6111516 | Key with a disk arrangement and a method for setting a lock to identify the key for unlocking a door A disk arrangement is formed for a key by installing a plurality of disks, where each disk is either penetrable or non-penetrable by infrared light, into a plurality of through holes in the key. Selection of different types of disk for installation result... | 08/29/2000 |
| 5771176 | Process and apparatus for enhancement for security in a mechanical lock environment (DPN-1) This invention in its preferred embodiment comprises an apparatus and process (including a computer program) for controlling unmarked lock-opening keys in a security systems, whereby the conventional metal keys used to unlock rooms or cars or other entiti... | 06/23/1998 |
| 5206521 | Energy saving optoelectronic code reading access device An energy saving, optoelectronic system provides a means for energizing and deenergizing electrical loads. The system includes a continuous light transmission source and a light receiving circuit that senses a light pattern and, in response, develops a fi... | 04/27/1993 |
| 5173595 | Method and apparatus for reading free falling dosimeter punchcodes A punchcode reader is provided for reading data encoded in a punchcode hole array on a dosimeter. The dosimeter falls through a passage in the reader containing photosensor detectors disposed along the passage which provide output signals to a microproces... | 12/22/1992 |
| 4724308 | Rewind control unit for a tape reader A low power consumption type tape reader permits miniaturization of reel motors and ensures stopping a tape (3) at a first rewind stop code, even if the response of a brake magnet (11) is somewhat poor. When a rewind command is received, the rotational sp... | 02/09/1988 |
| 4625100 | Coded data carrier and reader and electronic security tour system employing same A watchman's tour recording system includes a portable housing containing a data reader for reading and recording data from tour stations and a printer for printing out recorded station data and entry time in alphanumeric form. The printer is located in a... | 11/25/1986 |
| 4602151 | Tag reader Tag reading for Kimball-type price tags, where a reader is fed manually with tags and prices are automatically read into a cash register. According to a preferred embodiment, the tag reader may take either hole-code tags or tags provided with printed poin... | 07/22/1986 |
| 4521676 | Encoded cap for a pressurized gas cylinder A protective cap for a pressurized gas cylinder includes a ferro-magnetic body having an outer surface which is provided with a linear array of holes arranged to encode cylinder data in binary form. The presence or absence of a hole in each of a plurality... | 06/04/1985 |
| 4496830 | Ticket checking apparatus An optical scanner produces an image signal corresponding to a shape of a ticket scanned by the optical scanner. Signal components corresponding to a given range of the ticket is extracted from an image signal of the optical scanner. A level of the signal... | 01/29/1985 |
| 4492855 | Badge reader with improved slide arrangement Badge reading apparatus for reading a data encoded badge or the like has a channel for receiving the badge, the channel having a slide positioned therein which clock-holes for producing synchronizing timing signals, the slide being adapted to move within ... | 01/08/1985 |
| 4491726 | Information data processing and audio message delivering system The invention relates to an information data processing and audio message delivering system useful as a promotional feature to attract customers by housing same into an appealing body exhibiting a pleasant and sympathetic character. The information data a... | 01/01/1985 |
| 4447715 | Sorting machine for sorting covers A sorting machine for sorting covers comprises a transport device for moving the covers along a path through the sorting machine. A feed mechanism holds the covers and advances them towards the transport device. A vacuum feed has a first position for grip... | 05/08/1984 |
| 4443693 | Electro-optical badge reader An optical punched badge reader is provided for slidably receiving a data badge, and reading data holes punched therein. The badge reader includes a row of pairs of registered data sensing apertures arranged perpendicular to the axis along which the data ... | 04/17/1984 |
| 4441018 | Card reader with air passage cleaning structure An optical punched card reading apparatus is disclosed wherein a plurality of air passageways are disposed throughout the apparatus. The various electrical and photo-electric components in the apparatus generate heat and through convection heat the air. T... | 04/03/1984 |
| 4436991 | Badge reader using infrared light A badge reader which uses infrared light employs circuitry for determining whether portions of the identification badge are relatively opaque or transparent to infrared radiation upon insertion of the badge into the badge reader. The circuitry includes a ... | 03/13/1984 |
| 4423317 | Micro card reader A new and improved micro card reader includes a unitary molded base member having a planar rectangular slot therein for slidably receiving a punched data card of standard credit card size having a plurality of columns and rows. Along one edge of the base ... | 12/27/1983 |
| 4349731 | Commodity key with on site encoding feature A commodity key for use in connection with radiation sensitive encoding devices provides a unique pattern of radiation identifying the type and/or unit price of a commodity in a computing scale. The key has an elongated body (10) with a code area (20) for... | 09/14/1982 |
| 4336449 | Interface unit A garment tag reading system which includes a Kimball tag reader and a data processing unit is described for reading and decoding information encoded on a garment tag. An interface unit is used to permit direct communication between the tag reader, which ... | 06/22/1982 |
| 4329576 | Data storage means and reading system therefor A data storage element includes selectively programmable rows of data locations with at least one row including a predetermined detectable pattern of indicia. When scanned by a detector the data storage element provides signals which are stored and analyz... | 05/11/1982 |
| 4322614 | Ticket reader A lightweight, portable apparatus for rapidly reading continuously and sequentially a plurality of ticket records having specific data encoded thereon as the tickets are removed individually from a supply magazine and conveyed along a prescribed path by a... | 03/30/1982 |
| 4303852 | Access security control This invention describes a system for access control, wherein a control card is presented to a control means. If the control card is authenticated, then access is gained. If it is not authenticated, access is not gained, the control card is retained, and ... | 12/01/1981 |
| 4298792 | Locking apparatus for preventing unauthorized access An apparatus for actuating a locking device, security system and the like and for arming and disarming associated alarm systems. The apparatus includes an information carrier, preferably carrying a digitally coded set of data which is presented to a readi... | 11/03/1981 |
| 4296332 | Sprocket hole sensing detector for moving translucent paper sheets A light emitting source and a light sensing device are permanently fixed on one side of a moving object substantially separated one from the other. The light rays from the source are bent or reflected in a predetermined path so that the light rays to be s... | 10/20/1981 |
| 4295040 | Detector arrangement for data-card readers A detector arrangement for a data-card reader is capable of reading both punched cards as well as cards marked in writing. A light source emits light in the direction of the data-card surface, and a detector receives the light reflected from said directio... | 10/13/1981 |
| 4276469 | Data card reader A card reader capable of accurately reading a data card inserted in any of four possible orientations includes a card with two data tracks, a card reader producing two corresponding data pulse trains, and two differentiation networks for producing two dif... | 06/30/1981 |
| 4258253 | Cartridge assembly for data-sensing system The present invention relates generally to the field of data-sensing systems for identification and/or security purposes (data input), and more particularly relates to a new and novel cartridge assembly for use with data sensing systems of the type as may... | 03/24/1981 |
| 4221329 | Self-cleaning perforation detector and method A perforation detector including a housing having a first portion and an oppositely disposed second portion for receiving the perforated area of a traveling web therebetween. One portion supports an optical signal emitter and the other portion supports a ... | 09/09/1980 |
| 4184632 | Data card and data card reader combination A data card and data card reader combination including a data card incorporating two data tracks consisting of a plurality of perforations spatially arranged to represent encoded data. A card reader incorporates at least one radiant energy source, two rad... | 01/22/1980 |
| 4176783 | Manually operable card reader including column sensor A column sensor includes a disc which is rotatably supported at one end of a lever arm and in proximity to a card reading station of a manually operable card reader. The lever arm is itself supported for rotation and biased by a spring bearing on an end o... | 12/04/1979 |
| 4172553 | Apparatus for gauging hole position in punched material An apparatus for verifying the tolerance of the positions of holes in in form of a continuous web is moved over an opaque plate on which there are a plurality of transparent areas in the form of slits. The slits in the plate are illuminated by light sou... | 10/30/1979 |
| 4162762 | Data processing machine, especially ciphering equipment A data processing machine, especially ciphering equipment, comprising an input device for the entering of data to be processed. The input device comprises a perforated tape reader containing a scanner unit for scanning standardized teleprinter perforated ... | 07/31/1979 |
| 4154396 | Digital data reader The tape in a tape reader is braked to a stop relatively slowly instead of being stopped on one character. Two sprocket reading photocells are mounted on the tape reader to provide quadrature sprocket waveforms which are applied to a bi-directional sprock... | 05/15/1979 |
| 4150783 | Method for reading information from punched carrier and device for effecting same The method for reading information from a punched carrier, consists of modulating a radiation flux emitted by a radiation source by information holes of the punched carrier and then additionally modulating by an additional modulation means. The double-mod... | 04/24/1979 |
| 4148434 | Method of producing a binary code and means for using the same A method of representing decimal numbers in a quasi binary coded decimal (BCD) form is disclosed along with apparatus for using the same. The value assigned to a combination of binary bits is dependent on the location of the combination on the medium whic... | 04/10/1979 |