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| Number | Title | Issue Date |
| 7881467 | Image forming apparatus and electronizing method for information mentioned in paper An image forming apparatus configured to generate image data by reading information in a paper, includes a machine signature generation part configured to generate a first electronic signature for the image data by using a secret key peculiar to the image forming ap... | 02/01/2011 |
| 7415612 | Image encrypting method, and image decrypting method An image decrypting apparatus derives spectral reflectance of the face of an original on the basis of obtained original image data, built-in light source data and basis function data, and obtains weighted coefficients of each pixel as object color component data. Th... | 08/19/2008 |
| 7409555 | Electronic document active content assurance A system and method are presented for assuring electronic documents containing active content. Aspects of the system and method are directed to storing a copy of input data called by the active content in a first invocation of the electronic document, then, on subse... | 08/05/2008 |
| 7366911 | Methods and apparatus for computationally-efficient generation of secure digital signatures Methods and apparatus are disclosed for generation of secure and efficient digital signatures in an information processing system. The system includes one or more user devices, a signing aid or other intermediary device, and a verifier. A given user device has assoc... | 04/29/2008 |
| 7352867 | Method of preventing unauthorized distribution and use of electronic keys using a key seed A method and system for generating an electronic key used in an electronic transaction can be created by executing a one-way function on a host that derives the electronic key from a key seed saved in a non-volatile storage unit of the host and a unique host identif... | 04/01/2008 |
| 7340613 | Digital information recording apparatus and recording/reproducing apparatus In a digital information recording/reproducing apparatus, information recorded on a hard disk with copy restriction thereof is protected from being copied onto other hard disks by means of a PC, etc., to be produced a large number of illegal copies, i.e., infringing... | 03/04/2008 |
| 7293292 | Method and system for securely and selectively providing optional features or premium functionality in a printer A method and system of selectively and securely enabling an added or premium functionality in a printer can be created by transmitting or inputting to the printer an electronic key correlated to the unique serial number stored in that printer. In this way, the key u... | 11/06/2007 |
| 7292355 | Device and method for securing print jobs stored on a printer A printer includes a local non-volatile memory for storing at least one print job; and a control system, including at least one processor and an encryption algorithm. When a print job is sent to the printer and designated for printing at a later time, the print job ... | 11/06/2007 |
| 7262887 | Network scanner system An image input section pre-inputs an image. A temporary storage section temporarily stores the image input by the image input section. An attribute control section controls at least attribute information of the input information temporarily stored in the temporary s... | 08/28/2007 |
| 7240208 | Encrypting digital camera with automatic encryption key deletion A digital video camera includes an image sensor capable of producing a frame of video data representing an image viewed by the sensor, an image memory for storing video data such as previously recorded frame data in a video frame location of the image memory, a read... | 07/03/2007 |
| 7212635 | Image processing apparatus, control method thereof, and image processing system An image processing apparatus for encrypting a profile for color matching, generates a table which stores change information of the profile, changes data in the profile on the basis of the generated table, and encrypts the table by a predetermined algorithm. ... | 05/01/2007 |
| 7184168 | Print approval of variable data documents Various systems and method for obtaining print approval for the printing of a variable data document by a print shop are provided. In one embodiment, a system is provided that includes a variable data document system employed to create a variable data document, the ... | 02/27/2007 |
| 7181012 | Secured map messages for telecommunications networks An encrypted/authenticated mobile application part (MAP) protocol message is sent between a first network element (42A) of a first telecommunications network (40A) and a second network element (42B) of a second telecommunications network (40 | 02/20/2007 |
| 7171456 | Document data transmission device, document data transmission reception system, and document data transmission method The invention provides a document data transmission device to swiftly transmit information that a user needs. The document data transmission device includes a storage unit that stores plural document data pieces and plural summary data pieces including contents info... | 01/30/2007 |
| 7155669 | System, method and apparatus for changing output size of an electronically transmitted document Output image data, which is composed of a plurality of pages, and output configuring information are stored temporarily in a file spool in an intermediate data format using an information processing apparatus. The size in which a prescribed page is to be output is a... | 12/26/2006 |
| 7151834 | Methods and devices for controlling facsimile transmissions of confidential information Confidential information is protected from unauthorized or accidental disclosure by requiring a successful comparison of near end and far end passwords prior to a facsimile transmission of the confidential information. ... | 12/19/2006 |
| 7148983 | Image input system In a state in which plural public folders are set in a digital multi-functional peripheral (MFP) and made public on a network, a first PC transmits, at the time of activation, designated to-be-monitored folder list data on first PC to a second PC. When second PC has... | 12/12/2006 |
| 7143144 | System, method and computer readable medium for certifying release of electronic information on an internet A method of certifying the existence of electronic information released on a network at a time and date. The network connects one or more computer servers and a plurality of client computers with each other. Electronic information of a web page stored in one of the ... | 11/28/2006 |
| 7129973 | Method for generating unique image sensor identification, and image sensor system for use therewith A method is for generating a key from the fixed pattern noise (FPN) of a CMOS image sensor to be used in generating a digital authentication signature. The key may be generated by temporarily disabling the FPN cancellation circuit that is conventionally included in ... | 10/31/2006 |
| 7119917 | Facsimile server device A facsimile server device that can append TTI information to facsimile data in various manners. The facsimile server device is connected to a plurality of data processing devices such as client PCs over LAN, and is adapted to send facsimile data to a designated remo... | 10/10/2006 |
| 7113300 | Method and system for secure delivery and printing of documents A system and method for providing secure, on-demand printing of documents delivered to a printing device is disclosed. A user logs onto a delivery system using a mobile device and selects a document to be printed along with a destination printing device. The deliver... | 09/26/2006 |
| 7099019 | Interface surface printer using invisible ink A printer for receiving document data from a computer system and printing an interface onto a surface. The interface is based on the document data, which includes identity data indicative of at least one identity. The identity is, in turn, associated with a region o... | 08/29/2006 |
| 7072487 | Watermark detection using adaptive color projections Matching the color axis of the watermark detector to the color direction used by the watermark embedder: A preferred projection axis is determined for each pixel. The preferred projection axis for each pixel is determined by examining the color values of the surroun... | 07/04/2006 |
| 7054039 | Fax confirmation device A method and apparatus for placing an indelible mark on each page of a document which has been sent by FAX. The sender's FAX machine applies a clear/transparent chemical or ink message on the surface of the document which contains information such as the FAX machine... | 05/30/2006 |
| 7039805 | Electronic signature method An electronic signature program to create an electronic signature for documents, filings, and transactions records effectuated between computers. A computer user is authenticated by a server computer. The computer user supplies certain information to the server comp... | 05/02/2006 |
| 6999588 | Image input apparatus, image input method, recording medium, and encryption processing program stored in computer-readable medium In an image input apparatus provided with an image pick-up unit, an image signal generated by the image pick-up unit is converted into digital information. The digital information is then encrypted by using an encryption key. The encryption key is input into the ima... | 02/14/2006 |
| 6987573 | Interface surface printer A printer for receiving document data from a computer system and printing an interface onto a surface. The interface is based on the document data, which includes identity data indicative of at least one identity. The identity is, in turn, associated with a region o... | 01/17/2006 |
| 6982798 | Interface surface printer A printer for receiving document data from a computer system and printing an interface onto a surface. The interface is based on the document data, which includes identity data indicative of at least one identity. The identity is, in turn, associated with a region o... | 01/03/2006 |
| 6959387 | Method and apparatus for verifying secure document timestamping According to one embodiment of the invention, a method is provided for receiving a timestamp from a caller via a telephone connection; receiving a device identifier from the caller, in which the device identifier identifies a device; determining a cryptographic key ... | 10/25/2005 |
| 6944299 | Method for synchronous encryption over a communication medium An apparatus and method provide for synchronized operation of encryption processes at two remote communication terminals. A first one of the terminals detects information associated with a current time during the establishment of a connection between the two termina... | 09/13/2005 |
| 6918042 | Secure configuration of a digital certificate for a printer or other network device The system, method, and program of this invention provides a secure configuration of a digital certificate for a printer. The printer has a unique encryption key stored in it at manufacturing time. This key is also recorded in a database, securely controlled by a ce... | 07/12/2005 |
| 6907528 | Method and system for cryptographically authenticating a printed document by a trusted party A method for authenticating a printed document is described. A document producer sends information to be included in a document to an authentication authority. The authentication authority cryptographically generates an authentication code from this information, and... | 06/14/2005 |
| RE38739 | Facsimile apparatus A facsimile apparatus is provided with changeover means that makes it possible to pass signals through or to bypass a coder, which encrypts transmission information, and a decoder, which decodes encrypted information that has been received. Whether or not a facsimil... | 05/31/2005 |
| 6889324 | Digital measurement apparatus and image measurement apparatus A digital measurement apparatus measures a physical measurement object, provides a digital signature of public-key cryptography to measured data of a thus-measured physical quantity, and manages the measured data. The apparatus generates at least a pair of a public ... | 05/03/2005 |
| 6823456 | System and method for providing trusted services via trusted server agents A client/server networking topology comprising a trusted server agent (TSA) (e.g., software application) that runs either at a client node or at a node in close proximity to the client and provides various trusted services to the client on behalf of a trusted server... | 11/23/2004 |
| 6650428 | Automated duplex image generation for a duplexing image forming device A method and apparatus using a duplex printer to print indicia on the back side of a printed page to provide privacy for confidential information appearing on the front side and/or indicia to indicate that information which previously appeared on the back... | 11/18/2003 |
| 6549624 | Apparatus and method for enhancing the security of negotiable documents The invention relates to an apparatus and method for enhancing the security of selected information associated with a negotiable document, such as the monetary value of a cheque. In the invention, one or more security features are printed or applied onto ... | 04/15/2003 |
| 6418223 | Authentication algorithms for video images A method of authenticating a video image created by a camera (V) or similar video device. The image is formed into a first 2-dimensional pixel array (A1) with each pixel (pm,n) represented by a data word of a predetermined length. Additional da... | 07/09/2002 |
| 6282650 | Secure public digital watermark A cryptographic device and corresponding method for producing a cloaked watermark which is a private watermark having the functionality of a public watermark. In one embodiment, the cryptographic device comprises an internal memory and a processor contain... | 08/28/2001 |
| 6188766 | Apparatus and method for confirming, timestamping, and archiving printer and telecopier transmissions The present invention provides an apparatus and method for confirming, timestamping, and archiving documents using telecopiers (e.g., facsimile machines). A user sends a document to a timestamping service via facsimile, which archives the transmission wit... | 02/13/2001 |
