Patents by Inventor Genta Hagiwara

Genta Hagiwara 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: 20240267815
    Abstract: A system that stores functional information indicating a capability of each of a plurality of elements located remotely from the system; identifies a function capable of being performed by linking a plurality of the elements based on the stored functional information; and transmits information corresponding to the identified function capable of being performed by linking the plurality of elements to a first device remote from the system.
    Type: Application
    Filed: April 19, 2024
    Publication date: August 8, 2024
    Applicant: Sony Group Corporation
    Inventors: Takehiro HAGIWARA, Hiroyuki MASUDA, Genta KONDO, Hiromu TAKIZAWA
  • Patent number: 11241899
    Abstract: A package includes a print target material on which printing is to be performed by a printing apparatus. The package includes a plate-like member, a positioning target portion, and an opening portion. The plate-like member configured to hold a portion on which printing is to be performed, of the print target material to cause the portion to be flat. The positioning target portion is arranged in the plate-like member and configured to engage with a positioning member configured to position the print target material with respect to a printing position in the printing apparatus. A portion of a printing region of the print target material is opened in the opening portion.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: February 8, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Tetsu Morino, Genta Hagiwara
  • Publication number: 20200290387
    Abstract: A package includes a print target material on which printing is to be performed by a printing apparatus. The package includes a plate-like member, a positioning target portion, and an opening portion. The plate-like member configured to hold a portion on which printing is to be performed, of the print target material to cause the portion to be flat. The positioning target portion is arranged in the plate-like member and configured to engage with a positioning member configured to position the print target material with respect to a printing position in the printing apparatus. A portion of a printing region of the print target material is opened in the opening portion.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 17, 2020
    Inventors: Tetsu MORINO, Genta HAGIWARA
  • Patent number: 10341516
    Abstract: A rotation drive device includes a driven rotation member, a driving rotation member, a rotation relay member, a shaft, and a holder. The rotation relay member transmits only a unidirectional rotational driving force from the driving rotation member to the driven rotation member. The rotation relay member includes a housing and a cylindrical one-way clutch. A contact portion between the driving rotation member and the shaft is configured to rotate the driving rotation member and the shaft to transmit the driving force to an inner peripheral side of the cylindrical one-way clutch via the shaft. The driving rotation member includes a boss projected toward the holder and rotatably held in the holder. A portion of the shaft to support the driving rotation member and an inner wall surface of a through hole of the driving rotation member are shaped to rotate the shaft and the driving rotation member. together.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: July 2, 2019
    Assignee: RICOH COMPANY, LTD.
    Inventors: Daisuke Imaki, Yohei Osanai, Genta Hagiwara, Masatoshi Ishida, Tatsuaki Nagano, Satoshi Narai, Toshiyuki Horikawa, Yasunobu Youda, Takayuki Andoh, Kaoru Tada
  • Publication number: 20190052767
    Abstract: A reading device includes a feeder, a reading unit, and circuitry. The feeder feeds a document. The reading unit reads the document fed by the feeder. The circuitry acquires image data of the document read by the reading unit, in a mode selected in accordance with a predetermined selection condition from a plurality of modes that includes a first mode for acquiring image data including a document area of the document and an outside area other than the document area and a second mode for acquiring image data of an area not including the outside area.
    Type: Application
    Filed: August 6, 2018
    Publication date: February 14, 2019
    Inventors: Tatsuaki NAGANO, Koji HATAYAMA, Satoshi NARAI, Daisuke IMAKI, Toshiyuki HORIKAWA, Kaoru TADA, Takayuki ANDOH, Yohei OSANAI, Genta HAGIWARA, Yasunobu YOUDA
  • Publication number: 20180270375
    Abstract: A rotation drive device includes a driven rotation member, a driving rotation member, a rotation relay member, a shaft, and a holder. The rotation relay member transmits only a unidirectional rotational driving force from the driving rotation member to the driven rotation member. The rotation relay member includes a housing and a cylindrical one-way clutch. A contact portion between the driving rotation member and the shaft is configured to rotate the driving rotation member and the shaft to transmit the driving force to an inner peripheral side of the cylindrical one-way clutch via the shaft. The driving rotation member includes a boss projected toward the holder and rotatably held in the holder. A portion of the shaft to support the driving rotation member and an inner wall surface of a through hole of the driving rotation member are shaped to rotate the shaft and the driving rotation member. together.
    Type: Application
    Filed: March 13, 2018
    Publication date: September 20, 2018
    Applicant: Ricoh Company, Ltd.
    Inventors: DAISUKE IMAKI, Yohei OSANAI, Genta HAGIWARA, Masatoshi ISHIDA, Tatsuaki NAGANO, Satoshi NARAI, Toshiyuki HORIKAWA, Yasunobu YOUDA, Takayuki ANDOH, Kaoru TADA
  • Patent number: 8831463
    Abstract: An image forming apparatus includes an outer cover in which an air intake and an exhaust outlet are formed, an image forming unit, a fixing device to fix an image on a recording medium and including a fixing casing in which a sheet inlet and a first exhaust opening are formed, and a thermal shield disposed above the sheet inlet of the fixing device and between the fixing device and a component adjacent to the fixing device, an air channel to guide air sucked in through the air intake to the exhaust outlet, defined by the thermal shield as well as the fixing casing. The first exhaust opening formed in the fixing casing communicates with the air channel formed by the thermal shield and the fixing casing to merge the hot air discharged from the fixing device into the air flowing in the air channel.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: September 9, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Kazuyoshi Kondo, Haruo Hashimoto, Genta Hagiwara, Masafumi Takahira
  • Patent number: 8611783
    Abstract: An interlock system includes first and second racks movable in parallel to each other in a longitudinal direction between opening and closing positions in conjunction with opening and closing of the first cover, respectively. A housing is provided to slidably accommodate the first and second racks in the longitudinal direction. A pinion unit is provided and is sandwiched by the first and second racks. The first and second racks have meshing sections respectively meshing with the pinion unit at one side surfaces extending in the longitudinal direction facing each other. The pinion unit slides in the longitudinal direction by a prescribed length in conjunction with movement of at least one of the first and second racks. The interlock switch is turned on and off in accordance with a sliding length of the pinion unit in the longitudinal direction.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: December 17, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Sei Onuma, Nobuhiko Kita, Genta Hagiwara, Masafumi Takahira, Haruo Hashimoto
  • Patent number: 8526853
    Abstract: An image forming apparatus includes a handle member that is held by an operator when an orientation of the image forming apparatus is changed from a predetermined use orientation to a different orientation; and a blocking unit that is caused to block a path between the inside and an opening of a toner container, without being powered, in association with an operator operation performed to the handle member upon changing the orientation of the image forming apparatus from the use orientation to the different orientation.
    Type: Grant
    Filed: September 8, 2010
    Date of Patent: September 3, 2013
    Assignee: Ricoh Company, Limited
    Inventors: Kaoru Tada, Nobuhiko Kita, Sei Onuma, Masafumi Takahira, Genta Hagiwara, Yuusuke Furuichi
  • Patent number: 8424863
    Abstract: In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position.
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: April 23, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Yuusuke Furuichi, Genta Hagiwara, Kaoru Tada
  • Patent number: 8417142
    Abstract: An image forming apparatus includes a latent image carrier, a latent image forming unit to form an electrostatic latent image on the latent image carrier, at least one developing device disposed to contact the latent image carrier to develop the latent image with developer stored therein, a cooling mechanism including at least one cooling device disposed close to the developing device to cool the developing device, a developer amount detector electrically connected to the developing device to detect an amount of the developer remaining in the developing device, and a cooling mechanism controller connected to the cooling mechanism to change a cooling power of the cooling mechanism according to a detection result generated by the developer amount detector. The developing device includes a rotary member whose shaft is rotationally supported by at least one bearing and is not to be supplied with new developer while any developer remains therein.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: April 9, 2013
    Assignee: Ricoh Company, Limited
    Inventors: Yuusuke Furuichi, Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Genta Hagiwara, Kaoru Tada
  • Patent number: 8412056
    Abstract: An image forming apparatus includes a transfer belt that conveys a transfer material, and a photosensitive body that catches the transfer material between the photosensitive body and the transfer belt and that transfers a toner image to the transfer material. The transfer belt is driven in conjunction with the opening action of the front cover, and the photosensitive body is separated from the transfer belt in conjunction with the opening action of the front cover.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: April 2, 2013
    Assignee: Ricoh Company Limited
    Inventors: Yuusuke Furuichi, Nobuhiko Kita, Sei Onuma, Tatsuo Fukushima, Haruo Hashimoto, Genta Hagiwara, Masafumi Takahira, Kaoru Tada
  • Publication number: 20120315061
    Abstract: An image forming apparatus includes an outer cover in which an air intake and an exhaust outlet are formed, an image forming unit, a fixing device to fix an image on a recording medium and including a fixing casing in which a sheet inlet and a first exhaust opening are formed, and a thermal shield disposed above the sheet inlet of the fixing device and between the fixing device and a component adjacent to the fixing device, an air channel to guide air sucked in through the air intake to the exhaust outlet, defined by the thermal shield as well as the fixing casing. The first exhaust opening formed in the fixing casing communicates with the air channel formed by the thermal shield and the fixing casing to merge the hot air discharged from the fixing device into the air flowing in the air channel.
    Type: Application
    Filed: May 10, 2012
    Publication date: December 13, 2012
    Inventors: Kazuyoshi Kondo, Haruo Hashimoto, Genta Hagiwara, Masafumi Takahira
  • Patent number: 8311438
    Abstract: In an interlock device for turning a switch on and off in accordance with closing and opening of a plurality of covers covering a body of an electronic apparatus, one striker protrudes from each of the covers. An engagement member is provided inside the body of the electronic apparatus to move in a predetermined direction to contact and separate from the switch to turn the switch on and off. All the strikers contact the engagement member to turn on the switch when all the covers are closed. At least one of the strikers separates from the engagement member to turn off the switch when the corresponding cover is opened.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: November 13, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: Sei Onuma, Nobuhiko Kita, Haruo Hashimoto, Masafumi Takahira, Kaoru Tada, Genta Hagiwara, Tatsuo Fukushima
  • Patent number: 8169460
    Abstract: A holding unit turns, while holding a latent image writing unit, centered on a turning axis that is arranged on a main body of an image forming apparatus between an opening position and a closing position with respect to the main body. A positioning unit arranged on the main body positions the latent image writing unit with respect to the image carrier, when the holding unit is at the closing position. A biasing unit biases the latent image writing unit to make a contact with the positioning unit. A shock absorbing unit absorbs a shock received by the holding unit and the latent image writing unit when the holding unit is moved from the opening position to the closing position.
    Type: Grant
    Filed: April 29, 2008
    Date of Patent: May 1, 2012
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuusuke Furuichi, Nobuhiko Kita, Ryoh Idehara, Kazuyoshi Kondo, Sei Onuma, Genta Hagiwara, Kaoru Tada
  • Publication number: 20110298171
    Abstract: In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position.
    Type: Application
    Filed: August 9, 2011
    Publication date: December 8, 2011
    Inventors: Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Yuusuke Furuichi, Genta Hagiwara, Kaoru Tada
  • Patent number: 8050593
    Abstract: An image forming apparatus capable of reliably positioning a process unit in a main image forming apparatus body, without impairing ease of mounting/dismounting of the process unit achieved by a simple structure. The image forming apparatus including a convex section, provided on the process unit, that projects towards the insertion side; an engagement section, provided on the main apparatus body, that positions the process unit in a width direction by engaging with the convex section; and a guidance section, provided on at least one of a tip end of the convex section and the main apparatus body, that guides the convex section towards the guidance section when mounting the process unit.
    Type: Grant
    Filed: May 12, 2008
    Date of Patent: November 1, 2011
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuusuke Furuichi, Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Genta Hagiwara, Kaoru Tada
  • Patent number: 8020848
    Abstract: In a paper feeder, a signal switching unit switches a paper present signal output from a paper detector to a paper absent signal indicative of absence of a paper in the second paper cassette if a first paper cassette is pulled out from a specific position.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: September 20, 2011
    Assignee: Ricoh Company, Ltd.
    Inventors: Nobuhiko Kita, Sei Onuma, Ryoh Idehara, Kazuyoshi Kondo, Yuusuke Furuichi, Genta Hagiwara, Kaoru Tada
  • Patent number: 8010012
    Abstract: A biasing unit biases an exposing unit with respect to a main unit in at least one direction in a direction approaching the main body, so that the exposing unit makes contact with the main body in at least one portion to determine a position of the exposing unit with respect to the main body. A buffer unit relieves an impact the exposing unit receives from the main body, provided at or near the portion where the exposing unit makes contact with the main body. An attachment forming portion is provided for attaching the buffer unit in switching a functional state of the buffer unit between a buffer functional state and a buffer non-functional state.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: August 30, 2011
    Assignee: Ricoh Company, Limited
    Inventors: Ryoh Idehara, Nobuhiko Kita, Kazuyoshi Kondo, Yuusuke Furuichi, Genta Hagiwara, Kaoru Tada, Sei Onuma
  • Publication number: 20110182614
    Abstract: An interlock system includes first and second racks movable in parallel to each other in a longitudinal direction between opening and closing positions in conjunction with opening and closing of the first cover, respectively. A housing is provided to slidably accommodate the first and second racks in the longitudinal direction. A pinion unit is provided and is sandwiched by the first and second racks. The first and second racks have meshing sections respectively meshing with the pinion unit at one side surfaces extending in the longitudinal direction facing each other. The pinion unit slides in the longitudinal direction by a prescribed length in conjunction with movement of at least one of the first and second racks. The interlock switch is turned on and off in accordance with a sliding length of the pinion unit in the longitudinal direction.
    Type: Application
    Filed: January 28, 2011
    Publication date: July 28, 2011
    Applicant: RICOH COMPANY, LTD.
    Inventors: Sei Onuma, Nobuhiko Kita, Genta Hagiwara, Masafumi Takahira, Haruo Hashimoto