Patents by Inventor Shigehiko Sasaki

Shigehiko Sasaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7660835
    Abstract: An information processing system for management of various pieces of information, the information processing system includes: a plurality of display record media, each having a unique identifier; an information selection section that selects information to be displayed; an information rewrite section that rewritably writes the information; a manipulation detection section that detects a selective manipulation of a user on the display record medium; a history storage section that records a history of the information and a history of the manipulations in association with a unique identifier of the display record medium, respectively; a manipulation history determination section for a user to determine any manipulation history out of a list of the histories of the manipulations; and an information search section that searches for at least one of a history of the information, a history of other manipulations and a unique identifier of the display record medium.
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: February 9, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Naoki Hayashi, Hiroyuki Hotta, Minoru Koshimizu, Yoshitsugu Hirose, Tsutomu Ishii, Shigehiko Sasaki, Masahiro Sato, Takashi Ozawa
  • Publication number: 20090245067
    Abstract: An optical writing device performs writing on an exposure region of a light writing display medium. The optical writing device includes an accommodation section, a light irradiation member, a voltage application member, a medium conveyance member and control means. The control means performs control for: applying voltage with the voltage application member to a first medium; the light irradiation member irradiating the light bearing image information and moving a first distance in the first direction over the first medium; the voltage application member applying voltage to a second medium; the light irradiation member irradiating the light for image erasure onto the second medium and moving a second distance in the second direction over the second medium; and, simultaneously the movement of the light irradiation member in the second direction, the medium conveyance member conveying the first medium.
    Type: Application
    Filed: November 13, 2008
    Publication date: October 1, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yasunori SAITO, Tsutomu ISHII, Shigehiko SASAKI, Masahiro SATO, Akira ICHIBOSHI, Kyotaro TOMODA
  • Patent number: 7580017
    Abstract: A voltage is supplied from an image writing apparatus to the power receiving electrode of an electronic paper and an optical signal is applied to light receiving elements of the electronic paper from the LEDs of the image writing apparatus. Then, the light receiving elements perform a switching operation to apply the voltage to row electrodes and column electrodes of a display unit including a plurality of pixels, thus making display.
    Type: Grant
    Filed: May 11, 2005
    Date of Patent: August 25, 2009
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Yasunori Saito, Tsunemasa Mita, Yasuo Yamamoto, Hiroaki Moriyama, Minoru Koshimizu, Takeo Kakinuma, Tsutomu Ishii, Takayuki Takeuchi, Shigehiko Sasaki
  • Publication number: 20090184944
    Abstract: There is provided an optical writing image forming device including: a positioning section positioning an optical writing display medium including a pair of electrodes with at least one of which formed by a group of plural sub-electrodes, a display layer, and a photoconductor layer; a display layer initialization section applying an initialization voltage between the pair of electrodes and irradiating initialization light over the entire region of the photoconductor layer; an optical writing section; a head position identification section; and a writing information erasing section, based on information identified by the head position identification section, erasing in a time-series writing information in the display layer corresponding to the group of the plural sub-electrodes by selecting the sub-electrodes in sequence so that an image writing head does not obstruct light emitted from the initialization light source while the image writing head light source is being returned to a standby position.
    Type: Application
    Filed: September 30, 2008
    Publication date: July 23, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tsutomu ISHII, Yasunori SAITO, Shigehiko SASAKI, Masahiro SATO, Akira ICHIBOSHI, Kyotaro TOMODA
  • Publication number: 20090153496
    Abstract: A writing apparatus includes: a detecting unit; a reading unit; a writing unit; a display; a first controlling unit; a second controlling unit; and a third controlling unit.
    Type: Application
    Filed: June 18, 2008
    Publication date: June 18, 2009
    Applicant: Fuji Xerox Co., Ltd.
    Inventors: Yoko KURIHARA, Toshiroh SHIMADA, Tomoyuki SHOYA, Naoki HAYASHI, Minoru KOSHIMIZU, Tsutomu ISHII, Yasunori SAITO, Shigehiko SASAKI, Akira ICHIBOSHI, Hajime UENO, Kyotaro TOMODA
  • Publication number: 20090103946
    Abstract: An image forming apparatus comprises: a holding unit that holds a medium on which an image is formed by irradiation of image-bearing light, the medium having a liquid crystal layer, a photoconductor layer that changes a resistance in response to irradiation of light, and a pair of electrode layers provided in an opposing relation so as to sandwich the liquid crystal layer and photoconductor layer, with at least one of the pair of electrode layers being divided into stripe-shaped sub-electrode layers; an irradiating unit that irradiates the medium with image-bearing light linearly along a longitudinal direction of the sub-electrode layers; a transporting unit that transports the irradiating unit along the surface of the medium in a first or second direction; a power supply unit that applies a voltage between the sub-electrode layer and the electrode layer; and an optical shielding unit that shields the photoconductor layer.
    Type: Application
    Filed: July 16, 2008
    Publication date: April 23, 2009
    Applicant: Fuji Xerox Co., Ltd.
    Inventors: Tsutomu ISHII, Naoki HIJI, Yasunori SAITO, Masahiro SATO, Shigehiko SASAKI, Kyotaro TOMODA, Kimitake HASUIKE
  • Publication number: 20090085930
    Abstract: A writing control system includes a display holding medium, a reading unit, an identifying unit, a control unit and a writing unit. The display holding medium includes a display section capable of displaying and holding an image in a no-power state and a storage section having a storage area for storing information that identifies an electronic document associated with it. The reading unit reads the information from the storage section when the display holding medium is located in a predetermined position. The identifying unit identifies the electronic document associated with the display holding medium, based on the information read from the display holding medium. When the electronic document associated with the display holding medium is not identified, the control unit performs control so that a page image, which has not been written, of an electronic document, which is used in last image writing, is set as a writing target.
    Type: Application
    Filed: June 13, 2008
    Publication date: April 2, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoyuki Shoya, Tsutomu Ishii, Akira Ichiboshi, Hajime Ueno, Yoko Kurihara, Minoru Koshimizu, Yasunori Saito, Shigehiko Sasaki, Masahiro Sato, Toshiroh Shimada, Kyotaro Tomoda, Naoki Hayashi
  • Publication number: 20090086281
    Abstract: An image writing device is provided and includes: a case including an accommodating part that accommodates a plurality of display media stacked, a entrance and exit port which is communicated with the accommodating part and through which the display media enter and exit the case, and a window through which an image on a display surface of a display medium can be externally browsed, the image being written in the display medium by applying external stimulation; a conveying part that conveys the display medium into and out of the case through the entrance and exit port; and a writing part arranged near the entrance and exit port of the case, the writing part applying the external stimulation to the display medium to write the image in the display medium when the display medium is conveyed into or out of the case by way of the conveying part.
    Type: Application
    Filed: June 6, 2008
    Publication date: April 2, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Kyotaro Tomoda, Naoki Hiji, Yasunori Saito, Masahiro Sato, Tsutomu Ishii, Shigehiko Sasaki
  • Publication number: 20090083329
    Abstract: A content management system includes a conversion a section, a display data storing section, a field section, an operation section and a management section. The conversion section converts content data into display data which is to be written into an electronic paper. The display data storing section stores the display data. The field storing section stores field data which includes identification information of a first user belonging to a field and identification information of the display data. The operation section accepts a request from a second user. The management section that allows, when the identification information of the first user contained in the field data coincides with identification information of the second user contained in the request accepted by the operation section, the display data indicated by the identification information contained in the field data to be written into the electronic paper.
    Type: Application
    Filed: April 21, 2008
    Publication date: March 26, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Toshiroh Shimada, Tsutomu Ishii, Akira Ichiboshi, Hajime Ueno, Yoko Kurihara, Minoru Koshimizu, Yasunori Saito, Shigehiko Sasaki, Masahiro Sato, Tomoyuki Shoya, Kyotaro Tomoda, Naoki Hayashi
  • Publication number: 20090073143
    Abstract: A contents management system includes a writing device and a management device. The writing device includes a writing section, an image retaining section, a judging section and a control section. The writing device writes a content image onto electronic paper which displays and retains an image in a no-power state and is configured to rewrite the image. And the management device includes a management section, control section and an update section. The management device manages content to be written onto and displayed on the electronic paper.
    Type: Application
    Filed: April 16, 2008
    Publication date: March 19, 2009
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Toshiroh Shimada, Tsutomu Ishii, Akira Ichiboshi, Hajime Ueno, Yoko Kurihara, Minoru Koshimizu, Yasunori Saito, Shigehiko Sasaki, Masahiro Sato, Tomoyuki Shoya, Kyotaro Tomoda, Naoki Hayashi
  • Publication number: 20080270918
    Abstract: A document display system includes: a plurality of display units that display an image of an electronic document including a plurality of pages for each page unit; a plurality of detecting units that detect a display operation performed by a user to each of the plurality of display units; and a control unit that controls the display unit related to the detecting unit that detects the display operation to display a page image in order of the pages corresponding to the order of detecting the display operations.
    Type: Application
    Filed: February 29, 2008
    Publication date: October 30, 2008
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Minoru Koshimizu, Naoki Hayashi, Toshiroh Shimada, Tsutomu Ishii, Yasunori Saito, Yoko Kurihara, Hiroe Okuyama, Tomoyuki Shoya, Shigehiko Sasaki, Akira Ichiboshi, Tsunemasa Mita
  • Patent number: 7362485
    Abstract: An image display medium comprising: a display layer; a pair of substrates that retain the display layer therebetween, with at least parts of the pair of substrates configuring a frame portion to which an electrical connection connector for electrical connection to the outside connects, and with at least one of the pair of substrates being transparent; a first scan electrode group; a second scan electrode group; a first electrical contact group; a second electrical contact group; a first connection wire group; and a second connection wire group, wherein the first electrical contact group and the second electrical contact group are disposed apart from each other a distance that is greater than the distance between two mutually adjacent contacts belonging to the first electrical contact group or the second electrical contact group along at least one of a thickness direction and a surface direction of the pair of substrates, is provided.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: April 22, 2008
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Yoshiro Yamaguchi, Yoshinori Yamaguchi, Takayuki Takeuchi, Takashi Ozawa, Shigehiko Sasaki
  • Publication number: 20080080004
    Abstract: An image writing system includes a display recording medium and a writer. The display recording medium includes a storage unit that stores format information, which specifies an expression format, so that the format information is readable from an outside. The display recording medium allows the image to be written rewritably thereon in accordance with a writing external force and retains displaying of the written image even after the writing external force is removed. The writer includes a reading unit, an image generating unit and a writing unit. The reading unit reads the format information from the storage unit. The image generating unit generates an image from original image data in accordance with the read format information. The writing unit applies the writing external force to the display recording medium from which the reading unit reads the format information, to write the generated image into the display recording medium.
    Type: Application
    Filed: February 5, 2007
    Publication date: April 3, 2008
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yoshitsugu Hirose, Hiroyuki Hotta, Minoru Koshimizu, Naoki Hayashi, Tsutomu Ishii, Shigehiko Sasaki
  • Publication number: 20080030830
    Abstract: An image display medium comprising: a display layer; a pair of substrates that retain the display layer therebetween, with at least parts of the pair of substrates configuring a frame portion to which an electrical connection connector for electrical connection to the outside connects, and with at least one of the pair of substrates being transparent; a first scan electrode group; a second scan electrode group; a first electrical contact group; a second electrical contact group; a first connection wire group; and a second connection wire group, wherein the first electrical contact group and the second electrical contact group are disposed apart from each other a distance that is greater than the distance between two mutually adjacent contacts belonging to the first electrical contact group or the second electrical contact group along at least one of a thickness direction and a surface direction of the pair of substrates, is provided.
    Type: Application
    Filed: March 21, 2007
    Publication date: February 7, 2008
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yoshiro Yamaguchi, Yoshinori Yamaguchi, Takayuki Takeuchi, Takashi Ozawa, Shigehiko Sasaki
  • Publication number: 20080019616
    Abstract: A handwriting detection sheet includes a handwriting layer, a code layer and an optical layer. The handwriting layer can display handwriting. The code layer is placed on a rear-face side of the handwriting layer. The code layer includes plural code images arranged in a matrix manner. In the code images, position codes are encoded with a light absorption material that absorbs infrared light. The optical layer is placed on a rear-face side of the code layer. The optical layer reflects infrared light and allows visible light to pass through.
    Type: Application
    Filed: March 8, 2007
    Publication date: January 24, 2008
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hiroyuki Hotta, Naoki Hayashi, Yoshitsugu Hirose, Minoru Koshimizu, Tsutomu Ishii, Shigehiko Sasaki
  • Publication number: 20070208785
    Abstract: An information processing system for management of various pieces of information, the information processing system includes: a plurality of display record media, each having a unique identifier; an information selection section that selects information to be displayed; an information rewrite section that rewritably writes the information; a manipulation detection section that detects a selective manipulation of a user on the display record medium; a history storage section that records a history of the information and a history of the manipulations in association with a unique identifier of the display record medium, respectively; a manipulation history determination section for a user to determine any manipulation history out of a list of the histories of the manipulations; and an information search section that searches for at least one of a history of the information, a history of other manipulations and a unique identifier of the display record medium.
    Type: Application
    Filed: September 11, 2006
    Publication date: September 6, 2007
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Naoki Hayashi, Hiroyuki Hotta, Minoru Koshimizu, Yoshitsugu Hirose, Tsutomu Ishii, Shigehiko Sasaki, Masahiro Sato, Takashi Ozawa
  • Publication number: 20070206922
    Abstract: An information presentation system for supporting interactions based on presentation of various pieces of information in a scene where persons face each other, the information presentation system includes: a plurality of display record media, each having a unique identifier, where display information can be rewritten; an information selection section that selects information to be displayed on the display record medium; an information rewrite section that is detachably attached to the display record medium, and that rewritably writes the information selected by the information selection section to the display record medium in a state where the display record medium is attached to the information rewrite section; a history storage section that records a history of the information in association with the unique identifier of the display record medium; and a manipulation detection section that detects a selective manipulation of a user on the display record medium.
    Type: Application
    Filed: September 6, 2006
    Publication date: September 6, 2007
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Minoru Koshimizu, Naoki Hayashi, Hiroyuki Hotta, Shigehiko Sasaki, Yoshitsugu Hirose, Tsutomu Ishii, Masahiro Sato, Takashi Ozawa
  • Publication number: 20070174918
    Abstract: A document processing system includes: a document management server that manages document data and an access key to access to the document data in association with each other; and an information processing unit including: a processing section; and a display detachably linked to the processing section by one of wired and wireless connection, the display holding an image of a document, the display storing the access key to access to the document data, the processing section comprising: a connection section to which the display is linked so as to read the access key from the display; a document acquisition section that acquires the document data corresponding to the access key read from the display from the document management server; and a document processing section that processes the document data acquired from the document management server.
    Type: Application
    Filed: August 2, 2006
    Publication date: July 26, 2007
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yoshitsugu Hirose, Hiroyuki Hattori, Toshiroh Shimada, Tomoyuki Shoya, Shigehiko Sasaki, Minoru Koshimizu, Kiwame Tokai, Sho Hasegawa, Hiroshi Ishikawa
  • Publication number: 20070171462
    Abstract: A work information generation system includes: a plurality of terminals that display a document; and a server that conducts communications with the plurality of terminals, wherein each of the plurality of terminals includes a notification section that sends notification of identification information given to each of the plurality of terminals and identification information of a document in association with each other to the server in response to display of the document, and wherein the server includes: a determination section; a work information generation section; and a work information retention section as described in the specification.
    Type: Application
    Filed: July 25, 2006
    Publication date: July 26, 2007
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Tomoyuki Shoya, Minoru Koshimizu, Yoshitsugu Hirose, Toshiroh Shimada, Shigehiko Sasaki, Kiwame Tokai, Hiroyuki Hattori, Hiroshi Ishikawa, Sho Hasegawa
  • Publication number: 20070164927
    Abstract: A task analysis system includes: a document display that displays a document image and retains unit identification information identifying the document display itself; and a task management apparatus that manages a task, the task management apparatus including: a task associating unit that previously determines the unit identification information of the document display used to carry out the task; a acquisition unit that acquires the unit identification information and document identification information of a document displayed on the document display, the document identification information identifying the document; and a task analysis unit that determines the document used to carry out the task based on the document identification information, the document identification information being acquired corresponding to the unit identification information determined in the task associating unit.
    Type: Application
    Filed: August 16, 2006
    Publication date: July 19, 2007
    Applicant: Fuji Xerox Co., Ltd.
    Inventors: Tomoyuki Shoya, Minoru Koshimizu, Yoshitsugu Hirose, Toshiroh Shimada, Shigehiko Sasaki, Kiwame Tokai, Hiroyuki Hattori, Hiroshi Ishikawa, Sho Hasegawa