Patents by Inventor Kazunari Tonami

Kazunari Tonami 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: 9961737
    Abstract: A system in accordance with the present disclosure comprises a sensor and an information processing apparatus that includes processing circuitry. The sensor is installed on a surface so that a detection direction of the sensor is at a non-zero angle from a line normal to the surface. The processing circuitry is configured to communicate with the sensor, calculate a position of a detection area, in which the sensor detects an object in a predetermined space, according to the non-zero angle and a location of the sensor on the surface, and create correspondence information that associates an area of the predetermined space with the detection area.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: May 1, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuji Ohue, Kiriko Chosokabe, Kazunari Tonami, Akira Murakata, Akiyoshi Nakai, Hideaki Iijima, Yushi Miyata
  • Patent number: 9888541
    Abstract: A device control system includes a detecting apparatus configured to detect an object in a predetermined space, and an information processing apparatus configured to control an illuminating apparatus based on a detection result of the object. The device control system includes an obtaining unit configured to obtain, from the detecting apparatus, information relating to an illuminance in the predetermined space; and a control unit configured to control, when the illuminance in the predetermined space falls below a first targeted illuminance, the illuminating apparatus so that the illuminance in the predetermined space becomes a second targeted illuminance that is greater than the first illuminance.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: February 6, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Akiyoshi Nakai, Kazunari Tonami, Kiriko Chosokabe, Yuji Ohue, Akira Murakata, Hideaki Iijima, Yushi Miyata
  • Patent number: 9766129
    Abstract: An information processing apparatus includes circuitry that acquires a measured temperature of a target area from a measuring device, detects whether the measured temperature changes during a predetermined time period, determines whether a human exists in the target area based on the measured temperature and the detection result indicating whether the measured temperature changes during the predetermined time period, measures a duration of time in which the determination result indicating that the human exists in the target area and the detection result indicating that there is no temperature change are kept generated, and determines that there is no human in the target area even when the determination result indicates that the human exists, if the measured duration of time reaches a certain time period, the certain time period being modifiable based on history information indicating a previously generated determination result indicating whether the human exits in the target area.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: September 19, 2017
    Assignee: Ricoh Company, Ltd.
    Inventors: Kazunari Tonami, Yuji Ohue, Seiji Miyawaki, Kiriko Chosokabe, Akiyoshi Nakai, Hideaki Iijima, Tetsuyoshi Nakata
  • Publication number: 20170265264
    Abstract: A device control system includes a detecting apparatus configured to detect an object in a predetermined space, and an information processing apparatus configured to control an illuminating apparatus based on a detection result of the object. The device control system includes an obtaining unit configured to obtain, from the detecting apparatus, information relating to an illuminance in the predetermined space; and a control unit configured to control, when the illuminance in the predetermined space falls below a first targeted illuminance, the illuminating apparatus so that the illuminance in the predetermined space becomes a second targeted illuminance that is greater than the first illuminance.
    Type: Application
    Filed: March 3, 2017
    Publication date: September 14, 2017
    Applicant: Ricoh Company, Ltd.
    Inventors: Akiyoshi NAKAI, Kazunari TONAMI, Kiriko CHOSOKABE, Yuji OHUE, Akira MURAKATA, Hideaki IIJIMA, Yushi MIYATA
  • Publication number: 20170257921
    Abstract: A system in accordance with the present disclosure comprises a sensor and an information processing apparatus that includes processing circuitry. The sensor is installed on a surface so that a detection direction of the sensor is at a non-zero angle from a line normal to the surface. The processing circuitry is configured to communicate with the sensor, calculate a position of a detection area, in which the sensor detects an object in a predetermined space, according to the non-zero angle and a location of the sensor on the surface, and create correspondence information that associates an area of the predetermined space with the detection area.
    Type: Application
    Filed: February 24, 2017
    Publication date: September 7, 2017
    Inventors: Yuji OHUE, Kiriko CHOSOKABE, Kazunari TONAMI, Akira MURAKATA, Akiyoshi NAKAI, Hideaki llJIMA, Yushi MIYATA
  • Publication number: 20170227941
    Abstract: A control apparatus is provided that controls a lighting apparatus and an air conditioning apparatus installed in a predetermined space by communicating with an environmental information acquiring apparatus that acquires environmental information relating to an environmental condition of the predetermined space. The control apparatus includes a processor that executes a program stored in a memory to implement processes of acquiring the environmental information from the environmental information acquiring apparatus, and generating control data for the lighting apparatus and the air conditioning apparatus based on the acquired environmental information and control guideline information that is set up in advance in association with the acquired environmental information.
    Type: Application
    Filed: January 30, 2017
    Publication date: August 10, 2017
    Applicant: Ricoh Company, Ltd.
    Inventors: Kiriko CHOSOKABE, Yuji OHUE, Kazunari TONAMI, Akira MURAKATA, Akiyoshi NAKAI, Hideaki IIJIMA, Yushi MIYATA
  • Publication number: 20170097264
    Abstract: An information processing apparatus includes circuitry that acquires a measured temperature of a target area from a measuring device, detects whether the measured temperature changes during a predetermined time period, determines whether a human exists in the target area based on the measured temperature and the detection result indicating whether the measured temperature changes during the predetermined time period, measures a duration of time in which the determination result indicating that the human exists in the target area and the detection result indicating that there is no temperature change are kept generated, and determines that there is no human in the target area even when the determination result indicates that the human exists, if the measured duration of time reaches a certain time period, the certain time period being modifiable based on history information indicating a previously generated determination result indicating whether the human exits in the target area.
    Type: Application
    Filed: September 20, 2016
    Publication date: April 6, 2017
    Inventors: Kazunari TONAMI, Yuji OHUE, Seiji MIYAWAKI, Kiriko CHOSOKABE, Akiyoshi NAKAI, Hideaki llJIMA, Tetsuyoshi NAKATA
  • Publication number: 20150319335
    Abstract: An image processing apparatus includes a data receiver that receive scanned image data acquired by scanning an image on a document, a plurality of document end detectors that detect an end of the document in the scanned image data using either different end detection methods or the same end detection method under different detection conditions to output end data for each detection method, a first skew calculator for each method that calculates skew of the scanned image data separately based on the end data for each method and output skew data for each method, and a second skew calculator that calculates skew of the scanned image data based on the skew data for each method.
    Type: Application
    Filed: April 17, 2015
    Publication date: November 5, 2015
    Inventors: Hiroyuki BABA, Kazunari TONAMI
  • Patent number: 8639128
    Abstract: An image output apparatus includes: an image forming unit that forms an image on a recording medium; a test-threshold acquiring unit that acquires a test threshold that is a pass-fail criterion for the image test for determining whether the test image data passes or fails the image test; a changing unit that changes a density detection mode of at least one of the image forming unit and the image reading apparatus on the basis of the test threshold; a density correcting unit that corrects density used in an image forming process performed by the image forming unit; and a reference-image-data acquiring unit that acquires the reference image data.
    Type: Grant
    Filed: June 23, 2011
    Date of Patent: January 28, 2014
    Assignee: Ricoh Company, Limited
    Inventors: Hiroyuki Kawamoto, Kazunari Tonami
  • Patent number: 8547596
    Abstract: An image forming apparatus includes a first density correction unit that corrects density correction characteristics in correcting density of print image data to be output by using a density correction patch formed in an image forming process; a second density correction unit that corrects the density correction characteristics by using a density correction patch printed on a recording sheet; an image inspection unit that compares an image density of inspection image data obtained by scanning a printed output image with an image density of the print image data to be output, thereby inspecting a magnitude of a density change in the printed output image; and a density control unit that selects one from the first and second density correction units according to the magnitude of the density change and causes the density correction characteristics to be corrected by the selected one from the first and second density correction units.
    Type: Grant
    Filed: July 18, 2011
    Date of Patent: October 1, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Kazunari Tonami, Hiroyuki Kawamoto
  • Patent number: 8265494
    Abstract: An image-information acquiring unit acquires the image information divided at least in one of a main-scanning direction and a sub-scanning direction. A supply control unit calculates basic-supply patterns of a supply amount of toner and controls the supply amount at a supply point in a developing unit using a toner supply pattern combined with the basic-supply patterns that eliminate temporal variation in toner density of the developer, at the specific point, due to development of the latent image.
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: September 11, 2012
    Assignee: Ricoh Company, Limited
    Inventors: Hiroyuki Kawamoto, Kazunari Tonami, Shuji Hirai, Hiroshi Okuda
  • Patent number: 8115963
    Abstract: An image processing apparatus includes a receiving unit that receives a display request for displaying a preview image of gradation-processed image data, and a preview magnification indicative of a display magnification of the preview image. An image processing unit performs a first magnification-altering process on the gradation-processed image data performs the gradation process based on the image quality mode if the preview magnification is lower than a present magnification and the gradation process based on the image quality mode is such that the gradation-processed image data does not express halftone, as well as if the preview magnification is higher than the present magnification thereby obtaining processed image data. A display unit creates and displays the preview image based on the processed image data.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: February 14, 2012
    Assignee: Ricoh Company, Ltd.
    Inventor: Kazunari Tonami
  • Publication number: 20120019844
    Abstract: An image forming apparatus includes a first density correction unit that corrects density correction characteristics in correcting density of print image data to be output by using a density correction patch formed in an image forming process; a second density correction unit that corrects the density correction characteristics by using a density correction patch printed on a recording sheet; an image inspection unit that compares an image density of inspection image data obtained by scanning a printed output image with an image density of the print image data to be output, thereby inspecting a magnitude of a density change in the printed output image; and a density control unit that selects one from the first and second density correction units according to the magnitude of the density change and causes the density correction characteristics to be corrected by the selected one from the first and second density correction units.
    Type: Application
    Filed: July 18, 2011
    Publication date: January 26, 2012
    Applicant: Ricoh Company, Limited
    Inventors: Kazunari Tonami, Hiroyuki Kawamoto
  • Publication number: 20120002984
    Abstract: An image output apparatus includes: an image forming unit that forms an image on a recording medium; a test-threshold acquiring unit that acquires a test threshold that is a pass-fail criterion for the image test for determining whether the test image data passes or fails the image test; a changing unit that changes a density detection mode of at least one of the image forming unit and the image reading apparatus on the basis of the test threshold; a density correcting unit that corrects density used in an image forming process performed by the image forming unit; and a reference-image-data acquiring unit that acquires the reference image data.
    Type: Application
    Filed: June 23, 2011
    Publication date: January 5, 2012
    Applicant: Ricoh Company, Limited
    Inventors: Hiroyuki Kawamoto, Kazunari Tonami
  • Patent number: 7962658
    Abstract: An image output apparatus includes a receiving unit that receives first information from a first radio contact element that performs a close-range radio contact; an image processing unit that forms image data of an image to be output from the first information; and an image output unit that outputs the image to an output medium from the image data.
    Type: Grant
    Filed: October 16, 2008
    Date of Patent: June 14, 2011
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuichiro Kanoshima, Sadayuki Iwai, Naoto Shiraishi, Hisao Shirasawa, Kazunari Tonami, Yoshinori Hayashi, Naoki Miyatake
  • Publication number: 20100111547
    Abstract: An image-information acquiring unit acquires the image information divided at least in one of a main-scanning direction and a sub-scanning direction. A supply control unit calculates basic-supply patterns of a supply amount of toner and controls the supply amount at a supply point in a developing unit using a toner supply pattern combined with the basic-supply patterns that eliminate temporal variation in toner density of the developer, at the specific point, due to development of the latent image.
    Type: Application
    Filed: October 23, 2009
    Publication date: May 6, 2010
    Inventors: Hiroyuki KAWAMOTO, Kazunari Tonami, Shuji Hirai, Hiroshi Okuda
  • Patent number: 7636179
    Abstract: An image processing method of quantizing multi-tone image data by an error diffusion method, includes the steps of a) detecting change of the image data; and b) oscillating cyclically in image space a threshold for the quantization in an oscillation range controlled according to the detection result of the step a).
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: December 22, 2009
    Assignee: Ricoh Company, Ltd.
    Inventors: Hiroshi Takahashi, Etsuo Morimoto, Kazunari Tonami
  • Patent number: 7619793
    Abstract: An image forming apparatus has a color converter, a BG/UCR processor, a Bk/Lk generator, and a halftone processor. The cyan, the black, and the magenta are halftone screens having substantially equal frequencies and angle differences therebetween each set at approximately 30 degree. The light black is a halftone screen, and the light black and the black have a frequency ratio of 1.0 to 1.2, which is the ratio of the higher one of the frequencies of the light black and the black to the lower one thereof, and have the angle difference of approximately 45 degrees.
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: November 17, 2009
    Assignee: Ricoh Company, Ltd.
    Inventor: Kazunari Tonami
  • Publication number: 20090231647
    Abstract: An image processing apparatus includes a receiving unit that receives a display request for displaying a preview image of gradation-processed image data, and a preview magnification indicative of a display magnification of the preview image. An image processing unit performs a first magnification-altering process on the gradation-processed image data performs the gradation process based on the image quality mode if the preview magnification is lower than a present magnification and the gradation process based on the image quality mode is such that the gradation-processed image data does not express halftone, as well as if the preview magnification is higher than the present magnification thereby obtaining processed image data. A display unit creates and displays the preview image based on the processed image data.
    Type: Application
    Filed: March 5, 2009
    Publication date: September 17, 2009
    Inventor: Kazunari Tonami
  • Publication number: 20090051942
    Abstract: An image output apparatus includes a receiving unit that receives first information from a first radio contact element that performs a close-range radio contact; an image processing unit that forms image data of an image to be output from the first information; and an image output unit that outputs the image to an output medium from the image data.
    Type: Application
    Filed: October 16, 2008
    Publication date: February 26, 2009
    Inventors: Yuichiro Kanoshima, Sadayuki Iwai, Naoto Shiraishi, Hisao Shirasawa, Kazunari Tonami, Yoshinori Hayashi, Naoki Miyatake