Patents by Inventor Naoki Ishikawa

Naoki Ishikawa 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: 8794615
    Abstract: A sheet post-processing apparatus capable of stably stopping a clamping member at a predetermined target position (holding position), of performing post-processing regardless of thickness of a sheet bundle. A holding member is used for holding a sheet bundle. A moving unit moves the holding member between a predetermined reference position and a predetermined holding position at which the holding member holds the sheet bundle. A sheet post-processing unit performs post-processing on the sheet bundle held by the holding member. A control unit configured to, when the holding member is moved from the reference position and is stopped at the holding position by the moving unit, decelerate a moving speed of the moving unit, before performing a stopping process of the moving unit, such that a deceleration rate of the moving speed is smaller as a thickness of the sheet bundle is larger.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: August 5, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Kato, Naoki Ishikawa
  • Patent number: 8783174
    Abstract: The method for screen printing improves accuracy during a plurality of screen printing steps. After a first layer and an alignment mark are printed on a workpiece, the alignment mark is imaged by a camera so that the alignment mark is stored as image data in an image processing device adapted to deliver reference data for subsequent printing, and the image data is used to renew the reference data in the image processing device.
    Type: Grant
    Filed: February 9, 2010
    Date of Patent: July 22, 2014
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Ryo Mitta, Hiroyuki Otsuka, Ikuo Sakai, Kenji Abe, Naoki Ishikawa
  • Patent number: 8770073
    Abstract: A sheet punching apparatus capable of improving the accuracy of movement distance of a movable member and maintaining the durability of a drive unit of the apparatus. A sheet post-processing apparatus controller computes a time period corresponding to an amount of overrun of a slider at the time of stopping the slider in an initial operation. In a punching operation, the sheet post-processing apparatus controller starts a punch motor at a timing earlier by the computed time period corresponding to the amount of overrun than a stop timing of a conveyance motor.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: July 8, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasuo Fukatsu, Hitoshi Kato, Naoki Ishikawa
  • Patent number: 8763911
    Abstract: An RFID tag is disclosed that includes a first sheet having flexibility and elasticity; an antenna having flexibility and elasticity and configured to be formed on a surface of the first sheet; an IC chip configured to be electrically connected to the antenna; a second sheet having flexibility and elasticity and configured to be attached to the first sheet and to cover the antenna and the IC chip with the first sheet; and a reinforcing member having flexibility and elasticity and configured to cover the IC chip and a connecting portion of the IC chip and the antenna.
    Type: Grant
    Filed: March 19, 2012
    Date of Patent: July 1, 2014
    Assignees: Fujitsu Limited, Fujitsu Frontech Limited
    Inventors: Shunji Baba, Naoki Ishikawa, Shigeru Hashimoto, Tsuyoshi Niwata, Yoshiyasu Sugimura, Satoru Nogami, Mimpei Miura
  • Patent number: 8766089
    Abstract: A semiconductor substrate having an electrode formed thereon, the electrode including at least silver and glass frit, the electrode including: a multi-layered structure with a first electrode layer joined directly to the semiconductor substrate, and an upper electrode layer formed of at least one layer and disposed on the first electrode layer. The upper electrode layer is formed by firing a conductive paste having a total silver content of 75 wt % or more and 95 wt % or less, the content of silver particles having an average particle diameter of 4 ?m or greater and 8 ?m or smaller with respect to the total silver content in the upper electrode layer being higher than that in the first electrode layer.
    Type: Grant
    Filed: July 27, 2012
    Date of Patent: July 1, 2014
    Assignees: Shin-Etsu Handotai Co., Ltd., Shin-Etsu Chemical Co., Ltd.
    Inventors: Naoki Ishikawa, Satoyuki Ojima, Hiroyuki Ohtsuka, Takenori Watabe, Shigenori Saisu, Toyohiro Ueguri
  • Patent number: 8757608
    Abstract: A sheet processing apparatus which is capable of enhancing productivity in flattening a fold top of a sheet bundle. The sheet processing apparatus has a conveying unit that conveys a folded sheet bundle to a processing position, and a holding unit that holds the sheet bundle conveyed by the conveying unit. When the folded sheet bundle has been conveyed by a predetermined distance after a leading end of the sheet bundle has been detected and before the sheet bundle reaches a processing position, the holding unit starts holding the sheet bundle, and then the conveying units stops conveyance of the sheet bundle.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: June 24, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasuo Fukatsu, Hitoshi Kato, Naoki Ishikawa, Tomoharu Sato
  • Patent number: 8752819
    Abstract: A sheet processing apparatus that is capable of aligning sheets in a sheet longitudinal direction with high accuracy when bundling the sheets. A conveyance unit conveys a sheet. A stacking unit stacks a plurality of sheets that are conveyed by the conveyance unit. A grasping member performs a grasping operation that grasps the rear end of the sheet surface of the sheets stacked on the stacking unit. A driving unit moves the grasping member. A control unit controls the driving unit so as to align the sheets stacked on the stacking unit in a sheet conveyance direction by making the grasping member contact the rear end of the stacked sheets after the sheets are stacked on the stacking unit, and controls the driving unit so that the grasping member performs the grasping operation when a following sheet is stacked on the stacked sheets.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: June 17, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tomoharu Sato, Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu
  • Publication number: 20140148987
    Abstract: A control device of a hybrid vehicle has an electric shift mechanism including a differential mechanism having a first rotating element coupled to an engine in a power transmittable manner, a second rotating element coupled to a differential electric motor in a power transmittable manner, and a third rotating element that is an output rotating member coupled to an electric motor for running in a power transmittable manner, and a mechanical shift mechanism, and makes a differential torque smaller between an output torque of the engine and an engagement torque of the engagement devices involved in a shift of the mechanical shift mechanism on the same shaft in a case of a shift with a smaller rotation speed change in the engine as compared to a case of a shift with a larger rotation speed change in the engine in the same type of shift in the mechanical shift mechanism.
    Type: Application
    Filed: May 16, 2011
    Publication date: May 29, 2014
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hideaki Otsubo, Naoki Ishikawa, Hideharu Nohara
  • Patent number: 8698633
    Abstract: In a manufacturing method of a thin and small RFID tag, an antenna metal pattern is formed on a substrate, going once around a dielectric plate, and a recess is formed on the substrate to house an IC chip. A strap on which the IC chip is mounted is connected and fastened to the substrate in the position and orientation in which the IC chip is housed in the recess.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: April 15, 2014
    Assignee: Fujitsu Limited
    Inventors: Hiroshi Kobayashi, Naoki Ishikawa, Takayoshi Matsumura, Shunji Baba
  • Patent number: 8690144
    Abstract: A sheet processing apparatus which makes it possible to detect staples at a plurality of points by a smaller number of sensors. The sheet processing apparatus shifts a stapler along an edge of a sheet bundle. The stapler has a staple detection sensor attached thereto. The staple detection sensor detects a staple driven into the sheet bundle while passing by a staple detection position during shifting of the stapler. The stapler sequentially performs stapling at a first position and a second position along the edge of the sheet bundle, and is then shifted to a standby position. During a time period from completion of the stapling at the first position to completion of the shifting of the stapler to the standby position, the staple detection sensor detects presence or absence of a staple at each of the first position and the second position.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: April 8, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Kato, Naoki Ishikawa
  • Publication number: 20140053699
    Abstract: A sheet post-processing apparatus which is capable of shortening time wasted until actual start of punching and enhancing productivity. A drive unit causes a moving member which has a cam and reciprocates. A punching member is driven by a movement of the cam of the moving member and punches a sheet when the moving member moves forth and moves back. A determination unit determines a type of the sheet. A control unit controls, when a sheet to be punched is to be subjected to a punching process, the drive unit such that the moving member starts moving before conveyance of the sheet to be punched stops, and controls, when the sheet to be punched is to be subjected to the punching process, the drive unit such that timing with which the moving member starts moving is changed based on the determination by the determination unit.
    Type: Application
    Filed: August 15, 2013
    Publication date: February 27, 2014
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Yasuo FUKATSU, Hitoshi KATO, Naoki ISHIKAWA, Taishi TOMII
  • Patent number: 8657286
    Abstract: A sheet stacking apparatus which is capable of efficiently stacking sheets of various sizes while efficiently using space therein to thereby realize compactness thereof, and maintaining a high availability. Stacker trays for stacking sheets discharged from an image forming apparatus can be separately removed. It is detected whether any of the stacker trays is removed. When large-size sheets are stacked, a stacker control section causes the stacker trays to operate as one tray to stack the sheets in a state extending on the stacker trays, whereas when small-size sheets are stacked, the section causes one of the stacker trays to stack the sheets. Further, when one stacker tray is removed to make it impossible to stack the large-size sheets, the section causes a display section to display a guide message advising setting of the removed stacker tray.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: February 25, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Ishikawa, Tsuyoshi Moriyama, Yasuo Fukatsu, Hitoshi Kato
  • Patent number: 8657276
    Abstract: A sheet processing apparatus capable of high-speed and accurate detection of a lateral displacement and a skew of a sheet. A motor laterally shifts the sensors during sheet conveyance by a conveying motor, to determine first and second positions of the sheet lateral edge detected respectively by first and second sensors. A finisher controller determines a third position of the lateral edge of the sheet closer to a sheet trailing edge, based on the first and second positions and an amount of conveyance of the sheet from when the first position is detected to when the second position is detected. A lateral displacement of the sheet is corrected by laterally shifting the sheet according to the third position of the sheet lateral edge.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: February 25, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu, Taishi Tomii
  • Patent number: 8651589
    Abstract: A control device 10 of an industrial vehicle which performs the control of actuating a parking brake 7 during operator's absence in an industrial vehicle includes a seat switch 1, a vehicle speed sensor 2, and the parking brake 7 controlled by a parking brake solenoid 6, and a counter 11 which counts the elapsed time after the seat switch 1 detects the operator's absence. The control device sets the time corresponding to the time until the operator leaves the vehicle after the operator leaves the seat as a preset absence time. When the seat switch 1 has detected absence, a control signal which validates the parking brake 7 is output to the parking brake solenoid 6, thereby actuating the parking brake 7 if the vehicle speed shows a vehicle stopped state, and the elapsed time becomes equal to or more than the set absence time.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: February 18, 2014
    Assignee: Mitsubishi Nichiyu Forklift Co., Ltd.
    Inventors: Naoki Ishikawa, Katsumi Ueda, Masanobu Seki
  • Patent number: 8613435
    Abstract: A folding line is pressed using both a first and second pressing members of press roller pairs. Further, positions of the first and second pressing members are shifted from each other. When the number of the sheets included in a booklet is a predetermined number or less, the folding line is pressed by only the first pressing member. When the number of the sheets is more than the predetermined number, the folding line is pressed by both the first and second pressing members.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: December 24, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu, Tomoharu Sato
  • Patent number: 8596631
    Abstract: A sheet processing apparatus includes a sheet stacking unit, a binding unit, a folding unit, a conveyance unit, a press unit, a grasping unit, and a control unit. The binding unit performs binding processing on a sheet bundle stacked in the sheet stacking unit. The conveyance unit conveys a sheet bundle folded by the folding unit. The press unit presses a fold line portion of the conveyed sheet bundle from a direction perpendicular to a surface of a front page of the sheet bundle while moving along the fold line portion. The grasping unit is switched between a first state in which the grasping unit fixes the sheet bundle in position and a second state in which the grasping unit does not grasp the conveyed sheet bundle. The control unit shifts the grasping unit to the first state and causes the press unit to press the sheet bundle.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: December 3, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Ishikawa, Yasuo Fukatsu, Hitoshi Kato, Tomoharu Sato
  • Patent number: 8596630
    Abstract: A sheet processing apparatus which is capable of stabilizing a stop position of the sheet bundle, to thereby enable creation of a high finish quality product, and is compact in size and can be manufactured at low costs. Conveyance belts convey the sheet bundle to a flattening position. A pressing roller flattens the folded spine of the sheet bundle by pressing the folded spine. Clampers hold the sheet bundle such that the sheet bundle is not moved when flattening is performed. A CPU starts to stop driving of the conveyance belts when the sheet bundle is conveyed to a predetermined location upstream of the flattening position in the conveying direction of the sheet bundle, and stops the sheet bundle at the flattening position by holding the sheet bundle with the clampers before the conveyance of the sheet bundle is stopped.
    Type: Grant
    Filed: March 28, 2012
    Date of Patent: December 3, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Kato, Naoki Ishikawa, Yasuo Fukatsu, Tomoharu Sato
  • Publication number: 20130300055
    Abstract: A sheet processing apparatus which enables a sheet to be stopped at a target position with precision even when the sheet is stopped by moving a heavy unit such as a shift unit. A drive unit moves a moving unit so as to move a sheet, which is being conveyed, in a direction perpendicular to a conveying direction of the sheet. An output unit detects movement of the moving unit and output a signal in synchronization with movement of the moving unit. A control unit issues a stop instruction to the drive unit based on a delay time from when a start instruction to the drive unit is issued until when the signal in synchronization with the movement of the drive unit is output, and a target moving amount required for the moving unit to move to a target position.
    Type: Application
    Filed: May 7, 2013
    Publication date: November 14, 2013
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Naoki ISHIKAWA, Hitoshi KATO
  • Publication number: 20130287463
    Abstract: A sheet processing apparatus capable of detecting a lateral position deviation amount of a sheet with high precision and at a high speed. A sheet sensing unit includes two or more sensors, each of which sensing a side edge of the sheet, disposed in a widthwise direction of the sheet. A position deviation amount of the sheet in the widthwise direction is detected based on a moving distance of the sheet sensing unit until at least one of the sensors senses the side edge of the sheet. The position deviation amount of the sheet is determined using a sensing result of the side edge of sheet after the sheet sensing unit moves by a predetermined distance, while invalidating a sensing result of the side edge of sheet sensing unit in the widthwise direction from when a driving unit starts driving until the sheet sensing unit moves by the predetermined distance.
    Type: Application
    Filed: April 25, 2013
    Publication date: October 31, 2013
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Hitoshi Kato, Naoki Ishikawa
  • Publication number: 20130256022
    Abstract: A wiring board assembly includes: a plurality of insulating substrates of which each includes an insulating layer and a wiring layer; a wiring board that includes pads formed on the insulating substrate; and a semiconductor component that is joined on the pads by using solder bumps. The wiring board embeds a stiffening member whose thickness is thinner than that of the insulating layer and whose thermal expansion coefficient is smaller and Young's modulus is higher than those of the wiring layer and the insulating layer.
    Type: Application
    Filed: January 23, 2013
    Publication date: October 3, 2013
    Applicant: FUJITSU LIMITED
    Inventors: Hiroshi KOBAYASHI, Naoki ISHIKAWA, Satoshi EMOTO, Toru OKADA, Takumi MASUYAMA