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| Number | Title | Issue Date |
| 7628329 | Image processing device, image processing method and storage medium storing image processing program An image processing device includes a judgement section and a generation section. A latent image, which would be retained or eliminated by photocopying, is to be superposed with machine-readable code images, which are encoded supplementary information, to generate a... | 12/08/2009 |
| 7270277 | Data encoding mark for placement in a compact area and an object carrying the data encoding mark The encoding mark uses a series of shapes as a guide, each of shape capable of being encoded with a finite number, including zero, of distinctive markings. The encoding of a predetermined identifier is performed by placing a predetermined number of distinctive marki... | 09/18/2007 |
| 7188778 | Machine-readable symbol and related method A machine readable symbol includes a data field of arranged data cells. Each data cell is assigned a data pattern value or a finder pattern value. Preferably, at least some of the data cells, or even all of the data cells, include at least one data pattern value and... | 03/13/2007 |
| 7182247 | Coded surface with function flags A region having coded data thereon, wherein at least some of the coded data includes data indicative of a functional attribute of a part of the region. A sensing device for use with such a region, the sensing device for sensing and reacting to data indicative of a f... | 02/27/2007 |
| 7175088 | Two-dimensional code having superior decoding property which is possible to control the level of error correcting codes, and method for encoding and decoding the same Two-dimensional Code having superior decoding property which is possible to control the level of error correcting codes, and method for encoding and decoding the two-dimensional Code is provided. The two-dimensional code includes finding pattern area comprised findi... | 02/13/2007 |
| 7072529 | Systems and methods for information storage A product with stored non-sequential data may be provided using a method that codes the data to a coding pattern using at least one sequence with symbols. The coding pattern may be configured such that an arbitrary subsequence of a predetermined magnitude of the seq... | 07/04/2006 |
| 7007855 | Wafer identification mark A semiconductor wafer including a plurality of pits in the semiconductor wafer. The pits are arranged in an information-providing pattern and are readable after completion of processing on the wafer. ... | 03/07/2006 |
| 6910632 | Data processing and communications device with interchangeable modules A data communications device includes a base unit having a first microprocessor and a data and communication module received by the base unit that includes a second microprocessor and a transceiver. The data and communication module is selected from a plurality of d... | 06/28/2005 |
| 6854644 | Method of analyzing marks made on a response sheet Described is a method of determining a choice made by a user by analyzing marks made on a response sheet by the user. The method employs a response sheet having response areas in which a user is directed to make marks indicating choices. The marked response sheet is... | 02/15/2005 |
| 6811084 | Code reading apparatus, entertainment system and recording medium A code reading apparatus main body optically reads a code from a recording medium, recording it as optically readable code, and stores the outcome of the reading operation and the parameters acquired during the reading operation in the data RAM of an application pro... | 11/02/2004 |
| 6760472 | Identification method for an article using crystal defects A semiconductor substrate has a peculiar crystal defect. Crystal defects in a fixed area of a substrate can be treated as data acquired by coding the distribution of the crystal defects. The coded data is utilized for certificate data of an IC card by identifying a ... | 07/06/2004 |
| 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 |
| 6695216 | Data processing form for use with a scanning apparatus This invention is directed to a unique type of form to be used with an optical mark sensing device known as a mark read scanner for reading marks on the form. Form characteristics are defined by "graphic switches" printed near the lead edge of the form. E... | 02/24/2004 |
| 6650776 | Two-dimensional code recognition processing method, two-dimensional code recognition processing apparatus, and storage medium A two-dimensional code recognition processing method for recognizing a two-dimensional code made of a plurality of square cells arranged in accordance with predetermined layout rules. The method comprises the steps of: generating binary data from image in... | 11/18/2003 |
| 6364209 | Data reading apparatus A dot code contains a plurality of data dots arranged according to the data to be recorded and markers providing data dot read reference points for reading the data dots and showing a predetermined relationship relative to the data dots in terms of a pred... | 04/02/2002 |
| 6131807 | Information recording medium and information reproduction system A dot code recorded on an information recording medium consists of a data code corresponding to the contents of multimedia information to be reproduced, and a pattern code for determining a read reference point for the data code. The pattern code consists... | 10/17/2000 |
| 6092732 | Selectively accented serpentine halftone patterns for embedding human readable information in images The two symmetrical halves of halftone shapes that have a central axis of symmetry are selectively intensity modulated for accenting human readable information that is embedded in halftone patterns that are composed of halftone cells having fill patterns ... | 07/25/2000 |
| 6021946 | Self-focusing bar code reader and optical receiving system The invention relates to an optoelectronic sensor, in particular a bar code reader, with an optical receiving system positioned in front of a light receiver for the deflection of a light beam reflected from an object, in particular a bar code, onto the li... | 02/08/2000 |
| 6000614 | Two-dimensional code reading apparatus A two-dimensional code reading apparatus uses the image of a reference pattern of a known shape in the two-dimensional code to compute areas, shapes and positions of cells in the image of the two-dimensional code and corrects these computed values using c... | 12/14/1999 |
| 5988513 | Re-writable display device and system including a carrier having humanly legible characters and an indexing track A data card or display device has a display region of non-volatile, display medium, which is re-writable with humanly legible characters and an indexing track composed of a machine readable, coded pattern of indicia is marked along a datum edge thereof. A... | 11/23/1999 |
| 5945655 | Apparatus and method for counting bingo cards The issue of bingo paper as controlled by producing packages of multiple sheets each including multiple bingo cards, with each card provided with a uniformly located machine readable index number, the index number of cards on a sheet, and on sheets within... | 08/31/1999 |
| 5897669 | Information recording medium for recording multimedia information as optical readable code data thereon and information recording/reproducing system using the same On an information recording medium, multimedia information including at least one of audio information, image information, and text data is recorded as an optical readable code. The code is constituted by arranging a plurality of blocks, and each block ha... | 04/27/1999 |
| 5886335 | Manual scanning apparatus for reading an optical code representing multimedia information A code read apparatus optically reads, by manual scanning, a two-dimensional code recorded on a recording medium. The code comprises a plurality of blocks having dot patterns arranged in accordance with multimedia information. An area sensor of an imaging... | 03/23/1999 |
| 5288986 | Binary code matrix having data and parity bits An optically readable matrix (100) has four intersecting sides of approximately equal length defining a perimeter and includes a binary code formed from light and dark squares of substantially equal sizes located within the perimeter. The matrix (100) com... | 02/22/1994 |
| 5204515 | Method of reading identification code sheets using borders to determine scan angle An identification code sheet includes of codes of merchandise, a character string or a document etc. The sheet can be read by a sensor. The identification code sheet including a representation area defined by both a X-axis and a Y-axis intersecting mutual... | 04/20/1993 |
| 5128526 | Identification code An identification code sheet for representing codes for merchandise, or the like and a method for reading the identification code sheet. The identification code sheet for identification of merchandise or the like, according to the invention, comprises a r... | 07/07/1992 |
| 4489351 | Electronic still camera with individual non-volatile memory units An electronic still camera is disclosed having an optical system, a transducer in the form of CCD image sensors for producing image representing signals responsive to an image focused on the sensors by the optical system, an actuable shutter control and c... | 12/18/1984 |
| 4296315 | Card reader security system A punched card reader for use in systems such as bulk fuel terminal dispensing systems, automated unattended bank teller machines and the like includes security provisions to prevent operation of such systems by counterfeit cards. Specifically, the system... | 10/20/1981 |
| 4295051 | Optical card reader An improved optical card reader is disclosed which is adapted for use with processing means for providing on-the-fly decoding of multibit data words from a card that is inserted therein. The card reader has two sets of light emitting means and two sets of... | 10/13/1981 |
| 4288780 | Pattern recognition system A pattern recognition system for protecting against the theft of automobiles, the unauthorized opening of doors, the unauthorized opening of other items such as brief cases and the like is disclosed. The system of this invention includes a matrix card hav... | 09/08/1981 |
| 4140272 | Optical card, system and method for securing personal identification data A card having randomly-oriented optical ports and a system having a card reader for reading the card and having a keyboard for entering secret user-identification data are disclosed for securing the user-identification data entered into the system. The sy... | 02/20/1979 |
| 4136820 | Automatic calling directory The directory includes a reader for a code punched card comprising a first portion including a first plurality of compartments having a given orientation. A single light emitting device is disposed in each of the first plurality of compartments and reflec... | 01/30/1979 |
| 4128757 | Customer initiated ordering system This invention relates to an apparatus and method for registering and filling customer orders for merchandise at fast food restaurants or other retail stores. The system includes an opaque card of predetermined size which includes therein a data matrix of... | 12/05/1978 |
| 3943337 | Photoelectric punched card reading device A photoelectric punched card reading device adapted to insert the punched card by hand, for reading the punched card photoelectrically in a static state comprising a matrix of light sensors each adapted to be in register with a hole in a punched card, an ... | 03/09/1976 |
| 3941979 | Read only memory The disclosure relates to a charge coupled device (CCD) read only memory (ROM) capable of storing the data stored in a punch card or photographic film and reading same out on commands. This is accomplished by providing a charge coupled imager, which may be of ... | 03/02/1976 |
| 3937972 | Electromagnetically energized scanning frequency synthesizer A frequency synthesizer for scanning a number of predetermined frequencies using radiated electromagnetic energy detected at an array of electromagnetic energy transducers for providing a frequency determinative code. The frequency code is obtained by ins... | 02/10/1976 |
