Patents by Inventor Tsuyoshi Endoh

Tsuyoshi Endoh 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).

  • Publication number: 20230229101
    Abstract: A heater control device includes a triac connected in series between an alternating-current power supply and a heater, the triac including a first main electrode, a second main electrode, and a gate electrode; a phototriac coupler configured to transmit a heater trigger signal to the gate electrode of the triac; a first resistor and a second resistor each of which is connected in series to the phototriac coupler and configured to limit current in accordance with a phase control enable signal indicative of a period of phase control; and a resistor selection circuit configured to select one of the first resistor and the second resistor and connect the selected resistor to the second main electrode of the triac. The first resistor and the second resistor have different rated powers and different breakabilities from each other.
    Type: Application
    Filed: December 2, 2022
    Publication date: July 20, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Haruo Shida, Tsuyoshi Endoh, Daisuke Hirano
  • Patent number: 10250765
    Abstract: An image forming apparatus includes a display and circuitry that controls the display to display multiple display components corresponding to multiple setting items, accepts a setting value for a first setting item through corresponding one of the multiple display components, based on a determination indicating a first setting item is one of a preregistered combination of setting items to be configured en bloc, modifies setting values for respective ones of the preregistered combination of setting items based on the accepted setting value for the first setting item, determines whether any one of the multiple display components corresponding to the modified setting values for the preregistered combination of setting items is configured as non-displayed, and based on a determination indicating any one of the multiple display components corresponding to the modified setting values is configured as non-displayed, outputs a notification indicating the setting value for the non-displayed setting item is modified.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: April 2, 2019
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yuto Shibata, Tsuyoshi Endoh
  • Publication number: 20180324313
    Abstract: An image forming apparatus includes a display and circuitry that controls the display to display multiple display components corresponding to multiple setting items, accepts a setting value for a first setting item through corresponding one of the multiple display components, based on a determination indicating a first setting item is one of a preregistered combination of setting items to be configured en bloc, modifies setting values for respective ones of the preregistered combination of setting items based on the accepted setting value for the first setting item, determines whether any one of the multiple display components corresponding to the modified setting values for the preregistered combination of setting items is configured as non-displayed, and based on a determination indicating any one of the multiple display components corresponding to the modified setting values is configured as non-displayed, outputs a notification indicating the setting value for the non-displayed setting item is modified.
    Type: Application
    Filed: July 9, 2018
    Publication date: November 8, 2018
    Inventors: Yuto SHIBATA, Tsuyoshi ENDOH
  • Patent number: 10097363
    Abstract: A conference system including a first communication apparatus, a second communication apparatus, and an information processing apparatus is provided. The information processing apparatus includes a memory storing a program and a processor configured to execute the program to implement a process of managing a conference area of a conference. When the processor receives a participation notification to participate in the conference from an information terminal via the first communication apparatus having a first communication range that covers the conference area of the conference and receives a notification from the second communication apparatus that the information terminal is located within a second communication range of the second communication apparatus, the processor implements a process of extending the conference area of the conference to include an extended area covered by the second communication range of the second communication apparatus.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: October 9, 2018
    Assignee: Ricoh Company, Ltd.
    Inventor: Tsuyoshi Endoh
  • Patent number: 10044886
    Abstract: An image forming apparatus includes a display and circuitry that controls the display to display multiple display components corresponding to multiple setting items, accepts a setting value for a first setting item through corresponding one of the multiple display components, based on a determination indicating a first setting item is one of a preregistered combination of setting items to be configured en bloc, modifies setting values for respective ones of the preregistered combination of setting items based on the accepted setting value for the first setting item, determines whether any one of the multiple display components corresponding to the modified setting values for the preregistered combination of setting items is configured as non-displayed, and based on a determination indicating any one of the multiple display components corresponding to the modified setting values is configured as non-displayed, outputs a notification indicating the setting value for the non-displayed setting item is modified.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: August 7, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuto Shibata, Tsuyoshi Endoh
  • Publication number: 20170272592
    Abstract: An image forming apparatus includes a display and circuitry that controls the display to display multiple display components corresponding to multiple setting items, accepts a setting value for a first setting item through corresponding one of the multiple display components, based on a determination indicating a first setting item is one of a preregistered combination of setting items to be configured en bloc, modifies setting values for respective ones of the preregistered combination of setting items based on the accepted setting value for the first setting item, determines whether any one of the multiple display components corresponding to the modified setting values for the preregistered combination of setting items is configured as non-displayed, and based on a determination indicating any one of the multiple display components corresponding to the modified setting values is configured as non-displayed, outputs a notification indicating the setting value for the non-displayed setting item is modified.
    Type: Application
    Filed: March 7, 2017
    Publication date: September 21, 2017
    Inventors: Yuto SHIBATA, Tsuyoshi Endoh
  • Publication number: 20170053003
    Abstract: An information terminal connected to an information processing apparatus and one or more devices that execute processing of data received from the information processing apparatus via a network, the terminal includes: a display controller that displays a screen in which one or more pieces of history information stored in a storage that stores therein history information associating a device that has executed the processing and the processed data with each other is displayed and that is used for performing designation of processing based on the history information selected from the one or more pieces of history information and designation of a device to be caused to execute the processing; and a generating unit that generates instruction information for instructing the device designated on the screen to execute the processing of data corresponding to the history information selected from the one or more pieces of history information on the screen.
    Type: Application
    Filed: July 27, 2016
    Publication date: February 23, 2017
    Applicant: Ricoh Company, Ltd.
    Inventor: Tsuyoshi ENDOH
  • Publication number: 20170033940
    Abstract: A conference system including a first communication apparatus, a second communication apparatus, and an information processing apparatus is provided. The information processing apparatus includes a memory storing a program and a processor configured to execute the program to implement a process of managing a conference area of a conference. When the processor receives a participation notification to participate in the conference from an information terminal via the first communication apparatus having a first communication range that covers the conference area of the conference and receives a notification from the second communication apparatus that the information terminal is located within a second communication range of the second communication apparatus, the processor implements a process of extending the conference area of the conference to include an extended area covered by the second communication range of the second communication apparatus.
    Type: Application
    Filed: July 25, 2016
    Publication date: February 2, 2017
    Applicant: Ricoh Company, Ltd.
    Inventor: Tsuyoshi ENDOH
  • Publication number: 20150147079
    Abstract: An image forming apparatus includes a plurality of power generation units, a charge control unit, a charge switch unit, and a controller, Each of the plurality of power generation units is respectively provided to a corresponding one of a plurality of high-temperature portions in the image forming apparatus to generate power based on temperatures of the high-temperature portions. The charge control unit charges a power storage unit with electrical energy generated by the power generation units. The charge switch unit switches between the power generation units to connect one of the power generation units to the charge control unit. The controller controls the charge switch unit to selectively connect one of the power generation units capable of achieving a maximum power generation efficiency to the charge control unit.
    Type: Application
    Filed: October 24, 2014
    Publication date: May 28, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Atsuki IWATA, Takanobu SAITOH, Tetsuya YANO, Tsuyoshi ENDOH, Shuntaroh NAKAYAMA, Toshimasa AOKI, Seiya OGAWA
  • Patent number: 9007608
    Abstract: An image processing apparatus includes an exposure glass on which an original is to be placed; a scanner cover to openably cover the exposure glass from above, a tip of the scanner cover is lifted to open the exposure glass; a document scanner to read a two-dimensional objet of the original on the exposure glass and output read image data; a camera unit to capture an image of a three-dimensional object of the original on the exposure glass and output captured image data; photography lighting equipment including movable light source unit to illuminate the three-dimensional object put when the camera unit captures the image of the three-dimensional object; an image forming unit to convert the read image data and the captured image data to form a printed image on a recording medium; and a setting controller to control a reading process, a capturing process, and an image forming process.
    Type: Grant
    Filed: May 13, 2013
    Date of Patent: April 14, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Taisuke Omi, Masaaki Kawamura, Kazuo Koike, Kenichi Yamada, Tasuku Kohara, Tsuyoshi Endoh, Hiroshi Takeda
  • Patent number: 8984426
    Abstract: For prescribing a state of a selection operating part having options disposed on an operating page displayed, a type attribute of the selection operating part, a display attribute of displaying or not displaying an operating part corresponding to each option of the selection operating part, and priority setting information indicating modification of setting of an option of the selection operating part, are stored, the modification being carried out while the operating page is displayed. In response to a user's operation, a selected or non-selected state of an operating part of each option, or a display attribute may be changed. When a display attribute of an option is changed, information corresponding to a type of the selection operating part having the option and a selected or non-selected state of the operating part having the option is registered as the priority setting information.
    Type: Grant
    Filed: May 22, 2009
    Date of Patent: March 17, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Tsuyoshi Endoh, Toru Sasaki
  • Patent number: 8831502
    Abstract: The height of an image reading unit or an operating panel in an image forming apparatus is adjusted to facilitate their operation depending on the physical characteristics of a user, such as his height or use of a wheel chair. A second operating panel and a second automatic document feeder (ADF) are disposed on the side of the image forming apparatus, so that a user on a wheel chair can access them easily. The second ADF houses plural sheet trays that are configured to open or close together. When the sheet trays are closed, a first operating panel disposed at the top of the apparatus is activated while the second operating panel on the side is deactivated. When the sheet trays are open, the second operating panel is activated while the first operating panel is deactivated.
    Type: Grant
    Filed: August 1, 2008
    Date of Patent: September 9, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Tasuku Kohara, Takashi Inoue, Kazuo Koike, Kenichi Yamada, Taisuke Omi, Tsuyoshi Endoh
  • Patent number: 8780364
    Abstract: An electronic apparatus includes a main body of the electronic apparatus; an operation unit including an operation block having a display unit, the operation block being detachable with respect to the main body of the electronic apparatus, and the operation block enabling at least a bidirectional wireless communication with the main body of the electronic apparatus; and a detection unit configured to detect relative positional information between the operation block and the main body of the electronic apparatus, when the operation block is detached from the main body of the electronic apparatus. The operation block being detached from the main body of the electronic apparatus is able to display information corresponding to the relative positional information on the display unit, in accordance with a condition of the main body of the electronic apparatus.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: July 15, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Tasuku Kohara, Hiroshi Takeda, Kazuo Koike, Kenichi Yamada, Taisuke Omi, Tsuyoshi Endoh, Masaaki Kawamura
  • Patent number: 8712315
    Abstract: An image forming system includes a printing unit which prints an image on a recording sheet and a wrap bookbinding unit which performs wrap bookbinding of a batch of recording sheets including a plurality of document sheets on which images are printed by the printing unit. In the image forming system, a thickness detection unit detects a thickness of the batch of recording sheets. A wrap bookbinding control unit causes, when the detected thickness of the batch of recording sheets exceeds a thickness threshold value, the wrap bookbinding unit to perform wrap bookbinding to create two or more volumes. A relevant information printing control unit causes the printing unit to print an image of relevant information, indicating a relationship of the two or more volumes, on a cover sheet used to wrap each volume.
    Type: Grant
    Filed: October 8, 2008
    Date of Patent: April 29, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Tsuyoshi Endoh, Tadashi Nagata
  • Patent number: 8711133
    Abstract: Provided are a control panel or a display as well as an image processing apparatus and an electronic calculating apparatus using the electronic device or the display, the electronic device and the display each using a light transmissive solar cell for electric power generation so as to allow a solar cell part and a display part to be disposed to overlap an input part so that a larger electric power than the conventional cases can be generated without increasing the size of the whole operation panel and the whole display. An electronic device of the present invention includes: a display part capable of electrically and magnetically changing a display region and displaying of a display content displayed in the display region; a solar cell part that transmits light in a visible light region; and an input part that detects whether or not any part of the display region is manipulated, and that transmits light in a visible light region.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: April 29, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Akira Imai, Taisuke Omi, Yoshiaki Nishizaki, Kazuo Koike, Kenichi Yamada, Tasuku Kohara, Tsuyoshi Endoh, Hiroshi Takeda, Hiroki Tsuruoka
  • Publication number: 20130314731
    Abstract: An image processing apparatus includes an exposure glass on which an original is to be placed; a scanner cover to openably cover the exposure glass from above, a tip of the scanner cover is lifted to open the exposure glass; a document scanner to read a two-dimensional objet of the original on the exposure glass and output read image data; a camera unit to capture an image of a three-dimensional object of the original on the exposure glass and output captured image data; photography lighting equipment including movable light source unit to illuminate the three-dimensional object put when the camera unit captures the image of the three-dimensional object; an image forming unit to convert the read image data and the captured image data to form a printed image on a recording medium; and a setting controller to control a reading process, a capturing process, and an image forming process.
    Type: Application
    Filed: May 13, 2013
    Publication date: November 28, 2013
    Applicant: Ricoh Company, Ltd.
    Inventors: Taisuke OMI, Masaaki KAWAMURA, Kazuo KOIKE, Kenichi YAMADA, Tasuku KOHARA, Tsuyoshi ENDOH, Hiroshi TAKEDA
  • Patent number: 8553276
    Abstract: An image reading apparatus includes a contact glass having a light control glass part having transmittance changeable by an applied voltage; a scanner part reading an original placed on an original placement surface of the contact glass and outputting image data in a storage part; a projector part projecting image information onto the contact glass from a side opposite to the original placement surface; and a control part controlling the voltage applied to the light controlling glass part. When the scanner part is operated, the control part causes the transmittance of the contact glass to increase and the projector part stops projecting the image information, and when the scanner part is not operated, the control part causes the transmittance of the contact glass to decrease and the projector part projects the image data stored in the storage part onto the contact glass.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: October 8, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Tasuku Kohara, Kazuo Koike, Kenichi Yamada, Taisuke Omi, Tsuyoshi Endoh, Hiroshi Takeda, Hiroki Tsuruoka
  • Patent number: 8482518
    Abstract: An input apparatus for a user to input an instruction into a body apparatus is disclosed. The input apparatus includes: a projection unit configured to project images of a plurality of virtual keys onto a projection area on a floor surface; a position detection unit configured to detect position information of a foot of the user put on the projection area; and a key detection unit configured to detect a virtual key corresponding to a position of the foot of the user from among the virtual keys based on information on the images of the virtual keys and a result of detection by the position detection unit.
    Type: Grant
    Filed: June 1, 2009
    Date of Patent: July 9, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Tasuku Kohara, Kenichi Yamada, Kazuo Koike, Taisuke Omi, Tsuyoshi Endoh
  • Patent number: 8462393
    Abstract: An image reading apparatus includes a scanner part reading an original on a contact glass, and a projector part projecting image information onto the contact glass as first image displaying. The projector part projects thumbnails or an image to have an image processing operation carried out or be printed. The display part carries out second image displaying obtained from reducing the first image displaying in size. At a time of the scanner part being operated, transmittance of the contact glass is increased and the projector part stops projecting the image information, and at a time of the scanner part not being operated, the transmittance of the contact glass is decreased and the projector part carries out the first image displaying. Setting of the image processing operation for the image data is reflected on the first image displaying and the second image displaying.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: June 11, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Tasuku Kohara, Kazuo Koike, Kenichi Yamada, Taisuke Omi, Tsuyoshi Endoh, Hiroshi Takeda, Hiroki Tsuruoka
  • Patent number: 8456567
    Abstract: An imaging apparatus is equipped with a voltage control section, which individually controls the focus distance of a lens managed on the basis of each of a plurality of pieces of management information in accordance with a predetermined control condition corresponding to each of the pieces of management information and switches the focus distance of the lens at the time of imaging at a predetermined switching period in accordance with the focus distance indicated by each piece of management information while switching the plurality of pieces of management information at the predetermined switching period.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: June 4, 2013
    Assignee: Casio Computer Co., Ltd
    Inventors: Tsuyoshi Endoh, Yasuaki Ogawa, Keiichi Tanioka