Patents by Inventor Tohru Matsumoto

Tohru Matsumoto 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: 9355990
    Abstract: The present invention provides a manufacturing method of a device embedded substrate, including: forming a bonding layer of an insulation material on a metal layer formed on a support plate; and mounting an electric or electronic device on the bonding layer, wherein the device is formed of a device main body and a protruding terminal; the bonding layer includes a first bonding body bonded with the metal layer and a second bonding body bonded with the device; the first bonding body is formed along the outer edge of the device; the second bonding body is formed in an area equal or smaller than the area defined by the outer edge of the terminal; and, in the bonding layer forming step, the second bonding body is formed on the first bonding body after the first bonding body is cured.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: May 31, 2016
    Assignee: MEIKO ELECTRONICS CO., LTD.
    Inventors: Tohru Matsumoto, Masaru Ogasawara, Mitsuaki Toda
  • Patent number: 9346291
    Abstract: A sheet discriminator includes a sheet loader on which a recording medium is loaded, an information detector to detect information of the recording medium loaded on the sheet loader, and a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector. The information detector detects the information of the recording medium with the recording medium being inserted between the sheet loader and the information detector. An image forming apparatus incorporates the sheet discriminator and an image forming part to form an image on the recording medium.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: May 24, 2016
    Assignee: Ricoh Company, Ltd.
    Inventors: Takayuki Nishimura, Tetsuya Ofuchi, Tohru Matsumoto, Yukifumi Kobayashi
  • Publication number: 20160118346
    Abstract: A device embedded substrate includes: an insulating layer; a first metal layer and a second metal layer that are formed such that the insulating layer is sandwiched therebetween; a device that is embedded in the insulating layer, and in which a connection terminal non-formation surface where a connection terminal is not formed is located on a side close to the first metal layer; an adhesive layer that is located on the connection terminal non-formation surface of the device; and a conductive via that electrically connects the second metal layer and the connection terminal of the device, wherein an area of the adhesive layer on a surface side in contact with the device is smaller than an area of the connection terminal non-formation surface of the device.
    Type: Application
    Filed: May 20, 2013
    Publication date: April 28, 2016
    Applicant: MEIKO ELECTRONICS CO., LTD.
    Inventors: Mitsuaki Toda, Tohru Matsumoto, Ryoichi Shimizu
  • Patent number: 9320185
    Abstract: A thin conductive layer which is to form a conductor pattern (18) is prepared, a mask layer (3) is formed on the conductive layer except a plurality of actual connection spots and at least one dummy connection spot on the conductive layer, actual solder pads (6) and a dummy solder pad (7) are formed, with use of solder, on the actual connection spots and the dummy connection spot, respectively, where the conductive layer is exposed, connection terminals (9) of an electric or electronic component (8) are connected to the actual solder pads (6), an insulating base (16) of resin is formed which is laminated directly on or indirectly via the mask layer (3) on the conductive layer and in which the component (8) is embedded, and part of the conductive layer is removed by using the dummy solder pad (7) as a reference, to form the conductor pattern (18).
    Type: Grant
    Filed: October 1, 2010
    Date of Patent: April 19, 2016
    Assignee: MEIKO ELECTRONICS CO., LTD.
    Inventors: Yoshio Imamura, Tohru Matsumoto, Ryoichi Shimizu
  • Publication number: 20160100072
    Abstract: An image forming apparatus includes an information obtainer, a memory, a candidate determining unit, and an image forming device. The information obtainer obtains feature information from the target recording medium. The memory stores at least one set of recording medium information regarding the target recording medium associated with the feature information and at least one set of image forming condition information corresponding to the recording medium information. The recording medium information is identification information. The candidate determining unit determines a candidate recording medium information from the recording medium information stored in the memory based on the feature information of the target recording medium obtained by the information obtainer. The image forming device forms an image on the target recording medium based on the image forming condition information in the memory according to the candidate recording medium information determined by the candidate determining unit.
    Type: Application
    Filed: September 28, 2015
    Publication date: April 7, 2016
    Inventors: Yukifumi KOBAYASHI, Hideyo MAKINO, Tetsuya OFUCHI, Takayuki NISHIMURA, Yasuyuki SEKINO, Tohru MATSUMOTO, Noriaki TAKENAGA, Satoshi NAKAYAMA
  • Publication number: 20160099215
    Abstract: In a method for manufacturing a device embedded substrate, a conductive via that penetrates a first insulating layer and a second insulating layer from an outer metal layer to reach a second terminal of an IC device is formed after forming the outer metal layer.
    Type: Application
    Filed: May 14, 2013
    Publication date: April 7, 2016
    Applicant: MEIKO ELECTRONICS CO., LTD.
    Inventors: Mitsuaki Toda, Tohru Matsumoto, Seiko Murata
  • Publication number: 20160090256
    Abstract: A sheet discriminator, which can be included in an image forming apparatus, includes a sheet loader on which a recording medium is loaded, an information detector including a light emitter to emit light to a surface of the recording medium loaded on the sheet loader and a light receiver to receive the light emitted by the light emitter and detecting information of the recording medium, a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector, and a detector body encasing at least the information detector therein and having an opening formed on an opposing face facing the sheet loader. The opposing face has an opening formed thereon. The opening has at least one arc-shaped side.
    Type: Application
    Filed: September 29, 2015
    Publication date: March 31, 2016
    Applicant: RICOH COMPANY, LTD.
    Inventors: Satoshi NAKAYAMA, Noriaki TAKENAGA, Hideyo MAKINO, Tetsuya OFUCHI, Takayuki NISHIMURA, Yasuyuki SEKINO, Tohru MATSUMOTO, Yukifumi KOBAYASHI
  • Publication number: 20160026125
    Abstract: A cooling device, which is includable to an image forming apparatus, includes a conveyor, a cooler, and at least one roller. The conveyor conveys a recording medium with a first roller and a second roller each of which is in a loop. The cooler is disposed within the loop of the second belt and cools the recording medium discharged from a fixing device. The at least one roller is a roller within the loop of the first belt and between a first end roller disposed at an end of the first belt facing a plane of a conveyance path. Alternatively, the at least one roller is multiple rollers within the loop of the first belt and contacts an inner circumferential surface of the first belt against the cooler and an upstream roller of the multiple rollers has a smallest pressing force of the multiple rollers.
    Type: Application
    Filed: July 23, 2015
    Publication date: January 28, 2016
    Inventors: Kenji ISHII, Hiroaki MIYAGAWA, Tohru MATSUMOTO, Masahiro YAMAZAKI, Keisuke KUBOTA
  • Publication number: 20150382478
    Abstract: A device embedded substrate includes an insulating layer including an insulating resin material, a device embedded in the insulating layer, a metal film coating at least one face of the device, and a roughened portion formed by roughening at least part of the surface of the metal film. Preferably, the device embedded substrate further includes: a conductive layer pattern-formed on a bottom face, the bottom face being one face of the insulating layer; and a bonding agent made of a material different from the insulating layer and joining the conductive layer (6) and a mounting face, the mounting face being one face of the device. The metal film is formed only on a face opposite to the mounting face, and the bonding agent has a thickness smaller than a thickness from the metal film to a top face, the top face being the other face of the insulating layer.
    Type: Application
    Filed: February 12, 2013
    Publication date: December 31, 2015
    Applicant: MEIKO ELECTRONICS CO., LTD.
    Inventors: Hiroshi SHIMADA, Mitsuaki TODA, Tohru MATSUMOTO
  • Publication number: 20150378297
    Abstract: An image forming apparatus including an image forming unit configured to form an image on a recording medium; an edge detecting unit configured to detect edge positions at a plurality of portions along each side of the recording medium being conveyed; a shape detecting unit configured to detect a shape of the recording medium, based on an edge detection result obtained by the edge detecting unit; and an image correcting unit configured to correct the image to be formed on the recording medium, based on a change in the shape of the recording medium before and after image forming, the change being detected by the shape detecting unit.
    Type: Application
    Filed: June 25, 2015
    Publication date: December 31, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Makoto NAKURA, Yuji KARIKUSA, Kohji TOKUYAMA, Tohru MATSUMOTO, Daisuke ARAI
  • Publication number: 20150293487
    Abstract: A sheet discriminator, which can be included in an image forming apparatus, includes an optical information detector, a sheet distinguisher, and a sheet thickness detector. The optical information detector includes a light emitter to emit light to a recording medium and a light receiver to receive the light and detects information of the recording medium. The sheet distinguisher distinguishes a type of the recording medium based on the information detected by the optical information detector. The sheet thickness detector includes a displacement gauge to sandwich the recording medium with an opposing member disposed facing the displacement gauge and to move from an initial position thereof and a displacement detector to detect an amount of displacement of the displacement gauge. The sheet thickness detector detects a thickness of the recording medium based on detection results obtained by the displacement detector.
    Type: Application
    Filed: April 8, 2015
    Publication date: October 15, 2015
    Applicant: Ricoh Company, Ltd.
    Inventors: Noriaki TAKENAGA, Tohru MATSUMOTO, Tetsuya OFUCHI, Takayuki NISHIMURA, Yukifumi KOBAYASHI, Hideyo MAKINO, Satoshi NAKAYAMA
  • Publication number: 20150243628
    Abstract: The present invention provides a manufacturing method of a device embedded substrate, including: forming a bonding layer of an insulation material on a metal layer formed on a support plate; and mounting an electric or electronic device on the bonding layer, wherein the device is formed of a device main body and a protruding terminal; the bonding layer includes a first bonding body bonded with the metal layer and a second bonding body bonded with the device; the first bonding body is formed along the outer edge of the device; the second bonding body is formed in an area equal or smaller than the area defined by the outer edge of the terminal; and, in the bonding layer forming step, the second bonding body is formed on the first bonding body after the first bonding body is cured.
    Type: Application
    Filed: September 11, 2012
    Publication date: August 27, 2015
    Applicant: MEIKO ELECTRONICS CO., LTD.
    Inventors: Tohru Matsumoto, Masaru Ogasawara, Mitsuaki Toda
  • Publication number: 20150245475
    Abstract: The present invention provides a component-embedded substrate (1) formed by dividing a laminate which is formed by bonding a component (12) onto a conductive material (10) placed on a support (8); sequentially laminating an insulation material (18, 28) and a core substrate (20) each having a component avoiding hole (32) which avoids the component; and hot-pressing the laminate to allow the melted insulation material to flow into the component avoiding hole to thereby form an integrated laminate (2, 36), wherein the component-embedded substrate includes regulation means (16, 34, 32, 38) which limits the displacement of the core substrate slipping on the insulation material melted during the hot pressing.
    Type: Application
    Filed: September 10, 2012
    Publication date: August 27, 2015
    Applicant: MEIKO ELECTRONICS CO., LTD.
    Inventors: Tohru Matsumoto, Kentaro Aoki, Mitsuaki Toda
  • Publication number: 20150186762
    Abstract: A sheet discriminator includes a sheet loader on which a recording medium is loaded, an information detector to detect information of the recording medium loaded on the sheet loader, and a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector. The information detector detects the information of the recording medium with the recording medium being inserted between the sheet loader and the information detector. An image forming apparatus incorporates the sheet discriminator and an image forming part to form an image on the recording medium.
    Type: Application
    Filed: December 24, 2014
    Publication date: July 2, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Takayuki NISHIMURA, Tetsuya OFUCHI, Tohru MATSUMOTO, Yukifumi KOBAYASHI
  • Publication number: 20150151938
    Abstract: A sheet discriminator, which is incorporated in an image forming apparatus and an image forming system, includes a sheet loader on which a recording medium is loaded, an information detector including a light emitter to emit light to a surface of the recording medium loaded on the sheet loader and a light receiver to receive the light emitted by the light emitter and detecting information of the recording medium, a sheet distinguisher to distinguish a type of the recording medium based on the information detected by the information detector, and a light emission controller to control activation and stop of the light emitter and activate the light emitter before the information detector starts detection of the information of the recording medium.
    Type: Application
    Filed: December 2, 2014
    Publication date: June 4, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Tohru MATSUMOTO, Tetsuya OFUCHI, Takayuki NISHIMURA, Yukifumi KOBAYASHI
  • Patent number: 9045296
    Abstract: A conveying device includes a pair of first nipping rollers configured to be movable in a width direction while nipping a recording medium and rotate to convey the recording medium; a pair of second nipping rollers configured to be movable in the width direction while nipping the recording medium and rotate to convey the recording medium, the pair of second nipping rollers being arranged on an upstream side of the first nipping rollers in a conveying path; and a detecting unit configured to detect an amount of positional deviation in the width direction of the recording medium being conveyed in the conveying path. The pair of first nipping rollers is moved in the width direction based on a detection result of the detecting unit while the pair of first nipping rollers nips the recording medium so that a positional deviation of the recording medium in the width direction is corrected.
    Type: Grant
    Filed: May 1, 2014
    Date of Patent: June 2, 2015
    Assignee: RICOH COMPANY, LIMITED
    Inventor: Tohru Matsumoto
  • Publication number: 20140347835
    Abstract: The method includes positioning an electronic component using main marks formed on a metal layer and mounting the electronic component on a second surface of the metal layer with an adhesive layer interposed between the metal layer and both of the electronic component and terminals; then burying the electronic component and the main marks in an insulating substrate; then removing part of the metal layer and forming a first window for exposing the main marks therefrom and a second window for exposing the adhesive layer including a position corresponding to the terminal therefrom; then using the exposed main marks as references and forming a laser via hole LVH reaching the terminal in the adhesive layer exposed from the second window; and thereby forming a wiring pattern from the metal layer electrically connected to the terminal through a first conductive via formed by plating the LVH with copper.
    Type: Application
    Filed: October 31, 2011
    Publication date: November 27, 2014
    Applicant: C/O Meiko Electronics Co., Ltd.
    Inventors: Ryoichi Shimizu, Tohru Matsumoto, Takuya Hasegawa, Yoshio Imamura
  • Patent number: 8851470
    Abstract: A conveying device includes a pair of first nipping rollers configured to be movable in a width direction while nipping a recording medium and rotate to convey the recording medium; a pair of second nipping rollers configured to be movable in the width direction while nipping the recording medium and rotate to convey the recording medium, the pair of second nipping rollers being arranged on an upstream side of the first nipping rollers in a conveying path; and a detecting unit configured to detect an amount of positional deviation in the width direction of the recording medium being conveyed in the conveying path. The pair of first nipping rollers is moved in the width direction based on a detection result of the detecting unit while the pair of first nipping rollers nips the recording medium so that a positional deviation of the recording medium in the width direction is corrected.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: October 7, 2014
    Assignee: Ricoh Company, Limited
    Inventor: Tohru Matsumoto
  • Patent number: 8827305
    Abstract: A push handle comprises a pair of column support portions provided on left and right sides and extendable/contractible in a vertical direction, a holding rod portion integrally interposed between upper ends of the pair of column support portions and extends toward left and right outer sides of the column support portions, and column support lock locking an extended posture of the column support portion. A entire length of the column support portion when contracted is set to be shorter than one of longitudinal and lateral lengths of the loading platform surface, an entire length of the holding rod portion is set to be shorter than the other of the longitudinal and lateral lengths of the loading platform surface to allow fitting in an accommodating groove portion when the push handle is folded.
    Type: Grant
    Filed: October 27, 2010
    Date of Patent: September 9, 2014
    Assignee: Nansin Co., Ltd
    Inventors: Akinori Saito, Tohru Matsumoto
  • Publication number: 20140232060
    Abstract: A conveying device includes a pair of first nipping rollers configured to be movable in a width direction while nipping a recording medium and rotate to convey the recording medium; a pair of second nipping rollers configured to be movable in the width direction while nipping the recording medium and rotate to convey the recording medium, the pair of second nipping rollers being arranged on an upstream side of the first nipping rollers in a conveying path; and a detecting unit configured to detect an amount of positional deviation in the width direction of the recording medium being conveyed in the conveying path. The pair of first nipping rollers is moved in the width direction based on a detection result of the detecting unit while the pair of first nipping rollers nips the recording medium so that a positional deviation of the recording medium in the width direction is corrected.
    Type: Application
    Filed: May 1, 2014
    Publication date: August 21, 2014
    Applicant: RICOH COMPANY, LIMITED
    Inventor: Tohru MATSUMOTO