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| Number | Title | Issue Date |
| 8184347 | Opportunistic process control for printers A method is disclosed. The method includes receiving print data at an electrophotographic printer; examining the print data to determine if an image within the print data may be used to perform one or more process control measurements and performing the process cont... | 05/22/2012 |
| 8131166 | Checking and conditional processing of a print job printed with multiple transfer media Provided are a method, system and program for checking and conditional processing of a print job printed with multiple transfer media. A print job indicates first print content to print using a first transfer medium and second print content to print using a second t... | 03/06/2012 |
| 8125672 | Dual ink systems in a printer An ink jet printing system includes a first print system having a first ink system to print received print jobs, a second print system having a second ink system independent of the first ink system to print the print jobs and a control unit to receive the print jobs... | 02/28/2012 |
| 8115979 | Ink minimizing profile making tool An International Color Consortium (ICC) profile making tool includes a regression module to establish a dependency between a profile connection space (PCS) and a device color space and an optimization module to generate a first output profile based on an ink minimiz... | 02/14/2012 |
| 8064077 | Automatic print job cancellation mechanism A method for providing computer services is disclosed. The method includes a printer receiving an expected size of print data from a computer system during a printing operation, the printer receiving the print data, determining if the size of the print data is less ... | 11/22/2011 |
| 7821689 | Mapping an input color value in an input color space to an output color value in an output color space A method and system for mapping an input color value in an input color space to an output color value in an output color space comprising a lookup table mapping an input value to an output color value, the lookup table having n number of possible values for a first ... | 10/26/2010 |
| 7734199 | Checking and conditional processing of a print job printed with multiple transfer media Provided are a method, system and program for checking and conditional processing of a print job printed with multiple transfer media. A print job indicates first print content to print using a first transfer medium and second print content to print using a second t... | 06/08/2010 |
| 7733533 | Generating threshold values in a dither matrix Provided are a method, system, and program for generating threshold values in a dither matrix. A dither matrix of threshold values is generated. The threshold values in the dither matrix are filtered to generate a filtered dither matrix of filtered dither values by ... | 06/08/2010 |
| 7653674 | Parallel operations on multiple signed elements in a register The present invention provides methods, apparatus, and article of manufacture for performing parallel operations on multiple signed elements which have been packed into a binary value, each element being associated with a different set of bits. A signs binary value ... | 01/26/2010 |
| 7624284 | Secure print control and rights management system A system and method for enforcing a usage control for a document, including: receiving an encrypted message, the encrypted message including a first key and a usage information authorization for the document, the encrypted message responsive to a second key to extra... | 11/24/2009 |
| 7599097 | Method and system for designing multilevel halftone screens using spot functions A method and system for generating halftone tables, using a spot function, subdivides the pixels within the halftone cell of a halftone matrix into a plurality of sub-pixels, determines the value of the spot function corresponding to the position of each of the sub-... | 10/06/2009 |
| 7580167 | Determining whether to convert image data in an input color space to an output color space in a transform domain or real domain Provided are a method, system, and article of manufacture for determining whether to convert image data in an input color space to an output color space in a transform domain or real domain. An input block of coefficients in an input color space is generated, wherei... | 08/25/2009 |
| 7580166 | Converting image data in an input color space to an output color space in a transform domain Provided are a method, system, and article of manufacture for converting image data in an input color space to an output color space in a transform domain. An input block of coefficients in an input color space is generated, wherein the input block includes a first ... | 08/25/2009 |
| 7577693 | Performing multiple actions on a spool file by assigning a particular action to be performed on each segment of the spool file A method, computer program product and system for performing multiple actions on a single spool file. A Portable Document Format (PDF) server (PDF server is a component of a print server) identifies segments of a spool file by identifying Base Name Group (BNG) comma... | 08/18/2009 |
| 7562294 | Formatting computer generated documents for output A method and apparatus for formatting a computer-generated document for output, such as printing, is provided. Information necessary to generate a document is extracted from a database. The extraction program assigns a layout identifier to each data record retrieved... | 07/14/2009 |
| 7558815 | Processing of performance sensitive transforms The present invention provides a method, apparatus, and article of manufacture for controlling truncation error which is introduced when performing a transform equation as a result of lowering the precision of elements of the equation using shift right operations. T... | 07/07/2009 |
| 7545537 | Bandless halftone design for multiple beam printers employing non-orthogonal halftones A multiple beam printer system having N laser beams receives print job information from a print host. A rendering application uses a threshold array to generate halftone image data from the print job. The threshold array is defined based on a spot function. The defi... | 06/09/2009 |
| 7499867 | Database driven workflow management system for generating output material based on customer input A customer record is generated to include fields specifying at least one product, customer preferences, and a selected delivery option indicating a method to deliver generated output material on the product. A job record including a status field is added to a job st... | 03/03/2009 |
