Patents by Inventor Koji Higuchi

Koji Higuchi 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: 20190306356
    Abstract: A scanner apparatus includes a housing including an insertion port into which a medium is inserted, a discharge port from which the medium is discharged, a conveying roller configured to convey the medium inserted from the scanning insertion port, and a scanning unit configured to scan the medium conveyed by the conveying roller. The scanning insertion port and the discharge port are provided on a +Y direction side of the housing. The housing includes a placement face extending in a ?Y direction from the scanning insertion port. The placement face, when a first end of the medium is inserted into the scanning insertion port, is able to support a portion of the medium on a second end side opposite to the first end. The first end of the medium is discharged from the discharge port in a direction on the +Y direction side or in a ?Z direction.
    Type: Application
    Filed: March 28, 2019
    Publication date: October 3, 2019
    Inventors: Yuta WATANABE, Koji HIGUCHI, Naohiro UEYAMA, Motofumi OTANI
  • Patent number: 10299475
    Abstract: To provide a compound highly active against pests, a pesticide using the compound, and a method for controlling pests by applying the compound. A phenoxyalkylbenzamide compound represented by the formula (I) or its salt; a pesticide containing it as an active ingredient, and a controlling method, which comprises applying an effective amount of the compound: wherein R1, Y and R3 are a hydrogen atom or the like, and Ar is as follows: wherein R4 and R7 are halogen or the like, R5 and R6 are a hydrogen atom or the like, m is from 0 to 5, and n is from 0 to 3.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: May 28, 2019
    Assignee: ISHIHARA SANGYO KAISHA, LTD.
    Inventors: Koji Higuchi, DamdinSuren Boldbaatar, Yuta Tazawa, Michiko Kanuma
  • Patent number: 10199000
    Abstract: A source driver IC chip, designed to prevent flicker in images displayed on a display panel while suppressing power consumption and heat generation, includes: a reference gradation voltage generating part (220) configured to generate a reference gradation voltage based on a first or second gamma characteristic of the display panel, using first and second power supply voltages (VH) and (VL) inputted through first and second external terminals (PA2, PA3); and a third external terminal (PA4) for externally outputting said reference gradation voltage. The source driver IC chip further includes first and second gradation voltage generating parts configured to generate first and second gradation voltages respectively, using a reference gradation voltage based on a first gamma characteristic inputted through a fourth external terminal and a reference gradation voltage having a second gamma characteristic inputted through a fifth external terminal respectively.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: February 5, 2019
    Assignee: LAPIS Semiconductor Co., Ltd.
    Inventors: Kenichi Shiibayashi, Koji Higuchi, Atsushi Hirama
  • Publication number: 20190032656
    Abstract: An electric oil pump includes a motor unit having a shaft and a pump unit which is disposed on a front side of the motor unit, is driven by the shaft, and discharges oil. The motor unit includes a rotor, a stator, and a resin housing in which the rotor and the stator are housed. The pump unit includes a pump rotor provided at the shaft and a pump housing having a housing part in which the pump rotor is housed. The pump housing includes the pump body that is supported by the shaft via a sliding bearing and a pump cover that covers a front side of the pump body. A rear side of the shaft is supported by the resin housing via a rolling bearing and a front side of the shaft that protrudes from the motor unit is supported by a pump body via the sliding bearing.
    Type: Application
    Filed: July 30, 2018
    Publication date: January 31, 2019
    Applicant: NIDEC TOSOK CORPORATION
    Inventors: Yoshiyuki KOBAYASHI, Koji HIGUCHI, Yutaka HASHIMOTO, Shigehiro KATAOKA
  • Publication number: 20180366077
    Abstract: Provided is a pixel drive voltage output circuit which includes: an operational amplifier ; a switching unit configured to connect a first power source line with a high-level power source terminal or a middle-level power source terminal and to connect a second power source line with the middle-level power source terminal or a low-level power source terminal; a first transistor having a first conductivity type with a first terminal connected to the first power source line, a second terminal connected to a signal output terminal, and a control terminal connected to a first output terminal of the operational amplifier; and a second transistor having a second conductivity type with a first terminal connected to the second power source line, a second terminal connected to the signal output terminal, and a control terminal connected to a second output terminal of the operational amplifier.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 20, 2018
    Applicant: LAPIS Semiconductor Co., Ltd.
    Inventor: Koji HIGUCHI
  • Publication number: 20180301079
    Abstract: An output circuit includes: a differential amplifier including inverting input terminal, non-inverting input terminals and output terminal, and outputs, form the output terminal, a voltage having a level corresponding to a weighted average of respective input voltage levels of the non-inverting input terminals, when the output voltage level is equal to a input voltage level of the inverting input terminal, and outputs a voltage having a level corresponding to a difference between a level corresponding to a weighted average of the respective input voltage levels of the non-inverting input terminals and the input voltage level, when which the output voltage level is different from the input voltage level; and a delay circuit that generates a delay voltage responding with a predetermined time constant with respect to a change in the output voltage level and supplies the delay voltage to the inverting input terminal.
    Type: Application
    Filed: April 16, 2018
    Publication date: October 18, 2018
    Inventors: HIROSHI TSUCHI, TAKESHI NOSAKA, KOJI HIGUCHI
  • Publication number: 20180274540
    Abstract: An electric oil pump apparatus includes an electric oil pump including a housing main body that accommodates a motor and a pump driven by the motor, a flange portion formed on the housing main body, and a control circuit case for accommodating a control circuit, and a base plate attached to the electric oil pump. The base plate includes an annular main body fixed to the housing main body, and a sealing member located between the annular main body and the housing main body. The annular main body includes a first surface located on one side, a second surface located on the other side, a first through hole for passing the housing main body therethrough, and an annular stepped portion configured to accommodate the sealing member, and formed along an inner edge of the first through hole. The first surface of the base plate is opposed to the flange portion.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 27, 2018
    Inventors: Shigehiro KATAOKA, Yoshiyuki KOBAYASHI, Koji HIGUCHI
  • Patent number: 9962967
    Abstract: A recording device includes a conveyance mechanism, a recording mechanism, a rotational mechanism of a plurality of take-up spindles, and a control unit. The conveyance mechanism is configured to convey a recording medium intermittently in a conveyance direction. The recording mechanism is configured to record by reciprocatingly scanning a recording head in a direction that intersects with the conveyance direction. The rotational mechanism is configured to take up the recording medium. The control unit is configured to control the conveyance mechanism and the rotational mechanism to substantially synchronize conveying of the recording medium by the conveyance mechanism and taking-up of the recording medium by the rotational mechanism.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: May 8, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Hidemasa Kanada, Masato Mitsuhashi, Koji Higuchi, Toshimitsu Hirai, Mitsuhiro Isobe
  • Patent number: 9767761
    Abstract: A driver circuit driving a display device comprises: a gradation voltage generating circuit for generating m gradation voltages (m is an integer larger than or equal to 2) indicative of m stages of gradation levels; n decoder circuits each configured to select, out of the m gradation voltages, n drive voltages (n is an integer larger than or equal to 2) corresponding to n data pieces on the basis of n input gradation signals; m gradation voltage wirings each for transferring the m gradation voltages to the n decoder circuits, respectively; and a charge supplementing circuit for supplementing each of the m gradation voltage wirings with an amount of electric charge when a voltage drop occurs in the gradation voltage wirings.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: September 19, 2017
    Assignee: LAPIS SEMICONDUCTOR CO., LTD.
    Inventors: Kenichi Shiibayashi, Koji Higuchi
  • Patent number: 9722554
    Abstract: When the offsets of the first and second differential units have polarities different from each other, the first and second differential units are both set to a normal connection state, i.e., a state in which the input voltage is supplied to the first input terminal of each of the first and second differential units and the output voltage is supplied to the second input terminal of each of the first and second differential units. When the offsets of the first and second differential units have the same polarity, on the other hand, the first differential unit is set to the above normal connection state and the second differential unit is set to a chopping connection state in which the output voltage is supplied to the first input terminal and the input voltage is supplied to the second input terminal.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: August 1, 2017
    Assignee: LAPIS SEMICONDUCTOR CO., LTD.
    Inventor: Koji Higuchi
  • Publication number: 20170188579
    Abstract: A fungicidal composition containing, as active ingredients, (a) a benzoylpyridine derivative represented by the following formula or its salt: wherein X is a halogen atom, a nitro group, a substitutable hydrocarbon group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group, a hydroxyl group, a substitutable alkylthio group, a cyano group, a carboxyl group which may be esterified or amidated, or a substitutable amino group, n is 1, 2, 3 or 4; R1 is a substitutable alkyl group, R2? is a substitutable alkyl group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group or a hydroxyl group, p is 1, 2 or 3, and R2? is a substitutable alkoxy group or a hydroxyl group, provided that at least two of R2? and R2? optionally form a condensed ring containing an oxygen atom and (b) at least one other fungicide.
    Type: Application
    Filed: March 17, 2017
    Publication date: July 6, 2017
    Inventors: Hisaya NISHIDE, Shigeyuki Nishimura, Shigeru Mitani, Koji Minamida, Fumio Kanamori, Munekazu Ogawa, Shigehisa Kanbayashi, Toyoshi Tanimura, Koji Higuchi, Hidemasa Kominami, Tomohiro Okamoto, Akihiro Nishimura
  • Patent number: 9666143
    Abstract: An amplifying circuit includes a first differential amplifier (first differential pair) and a second differential amplifier (second differential pair) having an input capacitance smaller than the first differential amplifier. The amplifying circuit switches between the first differential amplifier (first differential pair) and the second differential amplifier (second differential pair) in response to an amplification mode setting signal to perform amplification processing of an input signal.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: May 30, 2017
    Assignee: LAPIS SEMICONDUCTOR CO., LTD.
    Inventors: Hiroyoshi Ichikura, Koji Higuchi
  • Patent number: 9655362
    Abstract: A fungicidal composition containing, as active ingredients, (a) a benzoylpyridine derivative represented by the following formula or its salt: wherein X is a halogen atom, a nitro group, a substitutable hydrocarbon group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group, a hydroxyl group, a substitutable alkylthio group, a cyano group, a carboxyl group which may be esterified or amidated, or a substitutable amino group, n is 1, 2, 3 or 4; R1 is a substitutable alkyl group, R2? is a substitutable alkyl group, a substitutable alkoxy group, a substitutable aryloxy group, a substitutable cycloalkoxy group or a hydroxyl group, p is 1, 2 or 3, and R2? is a substitutable alkoxy group or a hydroxyl group, provided that at least two of R2? and R2? optionally form a condensed ring containing an oxygen atom and (b) at least one other fungicide.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: May 23, 2017
    Assignee: ISHIHARA SANGYO KAISHA, LTD.
    Inventors: Hisaya Nishide, Shigeyuki Nishimura, Shigeru Mitani, Koji Minamida, Fumio Kanamori, Munekazu Ogawa, Shigehisa Kanbayashi, Toyoshi Tanimura, Koji Higuchi, Hidemasa Kominami, Tomohiro Okamoto, Akihiro Nishimura
  • Publication number: 20170120631
    Abstract: A medium detection mechanism includes a medium guide that holds a medium and an optical sensor including an irradiation section that emits irradiation light to the medium guide and a light receiving section that receives reflected light. An amount of received light that is received by the light receiving section from among reflected light of external light that enters the medium guide and reflected light of the irradiation light is smaller than or equal to a predetermined value.
    Type: Application
    Filed: January 18, 2017
    Publication date: May 4, 2017
    Inventor: Koji HIGUCHI
  • Publication number: 20170110067
    Abstract: A source driver IC chip, designed to prevent flicker in images displayed on a display panel while suppressing power consumption and heat generation, includes: a reference gradation voltage generating part (220) configured to generate a reference gradation voltage based on a first or second gamma characteristic of the display panel, using first and second power supply voltages (VH) and (VL) inputted through first and second external terminals (PA2, PA3); and a third external terminal (PA4) for externally outputting said reference gradation voltage. The source driver IC chip further includes first and second gradation voltage generating parts configured to generate first and second gradation voltages respectively, using a reference gradation voltage based on a first gamma characteristic inputted through a fourth external terminal and a reference gradation voltage having a second gamma characteristic inputted through a fifth external terminal respectively.
    Type: Application
    Filed: December 30, 2016
    Publication date: April 20, 2017
    Applicant: LAPIS Semiconductor Co., Ltd.
    Inventors: Kenichi SHIIBAYASHI, Koji HIGUCHI, Atsushi HIRAMA
  • Patent number: 9592982
    Abstract: A medium detection mechanism includes a medium guide that holds a medium and an optical sensor including an irradiation section that emits irradiation light to the medium guide and a light receiving section that receives reflected light. An amount of received light that is received by the light receiving section from among reflected light of external light that enters the medium guide and reflected light of the irradiation light is smaller than or equal to a predetermined value.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: March 14, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Koji Higuchi
  • Patent number: 9570011
    Abstract: A source driver IC chip, designed to prevent flicker in images displayed on a display panel while suppressing power consumption and heat generation, includes: a reference gradation voltage generating part (220) configured to generate a reference gradation voltage based on a first or second gamma characteristic of the display panel, using first and second power supply voltages (VH) and (VL) inputted through first and second external terminals (PA2, PA3); and a third external terminal (PA4) for externally outputting said reference gradation voltage. The source driver IC chip further includes first and second gradation voltage generating parts configured to generate first and second gradation voltages respectively, using a reference gradation voltage based on a first gamma characteristic inputted through a fourth external terminal and a reference gradation voltage having a second gamma characteristic inputted through a fifth external terminal respectively.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: February 14, 2017
    Assignee: LAPIS Semiconductor Co., Ltd.
    Inventors: Kenichi Shiibayashi, Koji Higuchi, Atsushi Hirama
  • Publication number: 20170011703
    Abstract: A display device driver includes: a pixel drive voltage application unit; and a delay controller. The pixel drive voltage application unit converts a plurality of pixel data pieces into a plurality of pixel drive voltages, the pixel data pieces respectively representing luminance levels of respective pixels based on a video signal, the pixel drive voltages respectively having voltage values corresponding to the luminance levels, and applies the converted pixel drive voltages to the display device. The delay controller controls the pixel drive voltage application unit to apply the plurality of pixel drive voltages to the display device, the plurality of pixel drive voltages being sequentially delayed in units of groups, the groups each including t pixel drive voltages, and sets delay time designated by delay time designation signals as delay time to delay each of the pixel drive voltages.
    Type: Application
    Filed: July 8, 2016
    Publication date: January 12, 2017
    Applicant: LAPIS Semiconductor Co., Ltd.
    Inventor: Koji HIGUCHI
  • Publication number: 20160307516
    Abstract: A source driver IC chip, designed to prevent flicker in images displayed on a display panel while suppressing power consumption and heat generation, includes: a reference gradation voltage generating part (220) configured to generate a reference gradation voltage based on a first or second gamma characteristic of the display panel, using first and second power supply voltages (VH) and (VL) inputted through first and second external terminals (PA2, PA3); and a third external terminal (PA4) for externally outputting said reference gradation voltage. The source driver IC chip further includes first and second gradation voltage generating parts configured to generate first and second gradation voltages respectively, using a reference gradation voltage based on a first gamma characteristic inputted through a fourth external terminal and a reference gradation voltage having a second gamma characteristic inputted through a fifth external terminal respectively.
    Type: Application
    Filed: June 27, 2016
    Publication date: October 20, 2016
    Applicant: LAPIS Semiconductor Co., Ltd.
    Inventors: Kenichi SHIIBAYASHI, Koji HIGUCHI, Atsushi HIRAMA
  • Publication number: 20160271976
    Abstract: A recording device includes a conveyance mechanism, a recording mechanism, a rotational mechanism of a plurality of take-up spindles, and a control unit. The conveyance mechanism is configured to convey a recording medium intermittently in a conveyance direction. The recording mechanism is configured to record by reciprocatingly scanning a recording head in a direction that intersects with the conveyance direction. The rotational mechanism is configured to take up the recording medium. The control unit is configured to control the conveyance mechanism and the rotational mechanism to substantially synchronize conveying of the recording medium by the conveyance mechanism and taking-up of the recording medium by the rotational mechanism.
    Type: Application
    Filed: May 31, 2016
    Publication date: September 22, 2016
    Inventors: Hidemasa KANADA, Masato MITSUHASHI, Koji HIGUCHI, Toshimitsu HIRAI, Mitsuhiro ISOBE