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1972-10-18 |
1976-10-19 |
The Gleason Works |
Moving object identifying system
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1973-09-20 |
1975-09-16 |
Monarch Marking Systems Inc |
Data retrieval and error detection circuitry for a width-modulated bar-code scanning apparatus
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1973-12-04 |
1975-06-03 |
Scope Inc |
Method and device for reading and decoding a delta-distance code
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1973-12-05 |
1976-09-07 |
Data General Corporation |
Code recognition record medium and technique
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1974-01-11 |
1975-06-03 |
Computer Identics Corp |
Interstitial contrasting coded mark label reading system
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1974-02-27 |
1974-12-10 |
Singer Co |
Tag reader to digital processor interface circuit
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1974-04-04 |
1975-05-06 |
Computer Identics Corp |
Size ratio label reading system
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1975-01-06 |
1975-10-28 |
Singer Co |
Method and circuitry for decoding a high density bar code
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1975-09-02 |
1977-03-07 |
Matsushita Electric Ind Co Ltd |
Bar code discrimination logical circuit
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1975-10-29 |
1976-08-31 |
International Business Machines Corporation |
Universal self-clocking code reading method and apparatus
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1975-11-17 |
1977-03-22 |
Recognition Equipment Incorporated |
Error detection/correction system
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1975-12-05 |
1977-11-15 |
Msi Data Corporation |
Bar code reader and decoder
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1976-04-23 |
1977-11-15 |
Recognition Equipment Incorporated |
MICR data lift system
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1976-05-03 |
1978-02-21 |
Litton Business Systems, Inc. |
Upc symbol decoding system
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1976-06-01 |
1977-05-31 |
International Business Machines Corporation |
Method of decoding data content of F2F and phase shift encoded data streams
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1976-10-04 |
1979-11-27 |
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Read apparatus
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1977-01-10 |
1980-04-22 |
Monarch Marking Systems, Inc. |
Record decoding system and method utilizing logarithmic techniques
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1977-04-15 |
1981-12-02 |
Msi Data Corp |
Method and apparatus for reading and decoding a high density linear bar code
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1977-06-27 |
1979-01-26 |
Ibm |
Procede de decodage d'informations portees par une etiquette et circuit correspondant
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1977-06-27 |
1978-11-14 |
International Business Machines Corporation |
Label find method and circuit
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1977-06-27 |
1978-04-25 |
International Business Machines Corporation |
Decoding method and circuit
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1977-07-25 |
1979-06-19 |
Amp Incorporated |
Variable timing circuit for card readers and the like
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1977-10-31 |
1979-03-06 |
Ncr Canada Ltd - Ncr Canada Ltee |
Character recognition apparatus
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1979-04-19 |
1983-09-29 |
Scantron GmbH & Co Elektronische Lesegeräte KG, 6000 Frankfurt |
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1980-10-17 |
1984-10-04 |
Scantron GmbH & Co Elektronische Lesegeräte KG, 6000 Frankfurt |
Verfahren zum Identifizieren von Gegenständen sowie Vorrichtung zum Durchführen des Verfahrens
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1979-05-30 |
1981-06-09 |
Ncr Corporation |
Symbol processing system
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1979-10-23 |
1981-01-13 |
International Business Machines Corporation |
Decoding method and system for ETAB bar code
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1980-06-26 |
1981-12-29 |
E. I. Du Pont De Nemours And Company |
Method for decoding bar-coded labels
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1980-11-28 |
1986-07-11 |
Interroll Sarl |
Dispositif de lecture optique d'etiquettes a combinaisons codees de barres
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1981-05-18 |
1983-11-08 |
International Business Machines Corporation |
Systematic error correction in bar code scanner
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1982-04-21 |
1984-03-20 |
Burr-Brown Research Corporation |
Bar code reading system and method
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1983-05-13 |
1990-03-13 |
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Document reproduction security system
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1986-02-20 |
1990-01-23 |
Canon Kabushiki Kaisha |
Information reproducing apparatus for information recording medium having a plurality of information tracks
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1986-04-18 |
1997-10-07 |
Cias, Inc. |
Bar code decoding using moving averages to break the (n,k) code barrier for UPC, EAN Code 128 and others
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1986-09-29 |
1988-11-01 |
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Method and apparatus for bar code data autodiscrimination
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1992-03-25 |
1995-05-02 |
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Robust coding system
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1992-11-20 |
1996-08-27 |
Intermec Corporation |
Method and apparatus for calibrating a bar code scanner
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1993-01-22 |
1996-01-23 |
Intermec Corporation |
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1993-01-22 |
1995-02-14 |
Intermec Corporation |
Method and apparatus for decoding unresolved bar code profiles
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1995-02-10 |
1996-05-07 |
Intermec Corporation |
Method and apparatus for decoding unresolved complex multi-width bar code symbology profiles
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1995-05-04 |
1997-04-08 |
Intermec Corporation |
Single width bar code symbology with full character set utilizing robust start/stop characters and error detection scheme
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1995-06-22 |
1996-07-23 |
Intermec Corporation |
Method and apparatus for decoding unresolved bar code profiles using edge finding circuitry
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1995-10-30 |
1998-07-07 |
Intermec Corporation |
Method and apparatus for locating and decoding machine-readable symbols
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1998-01-14 |
2000-08-15 |
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Method and apparatus for decoding symbols by declaring erasures of element characteristics
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2003-02-04 |
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System for machine reading and processing information from gaming chips
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2008-04-02 |
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2012-01-10 |
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Active electronic media device packaging
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2009-09-16 |
2014-03-11 |
Metrologic Instruments, Inc. |
Bar code reader terminal and methods for operating the same having misread detection apparatus
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