Patents by Inventor Yasuyuki Ishikawa

Yasuyuki 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: 10556802
    Abstract: Provided is a method for producing an AEI zeolite without the use of a zeolite Y and a raw material containing fluorine and phosphorus, the method including a crystallization step of crystallizing a composition containing a structure directing agent, a sodium source, water, and a zeolite having at least one of the following structures as a silica alumina source.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: February 11, 2020
    Assignee: TOSOH CORPORATION
    Inventors: Yasuyuki Takamitsu, Tomoya Ishikawa, Mitsuaki Yoshimitsu
  • Publication number: 20200016911
    Abstract: An inkjet printing apparatus includes a print head configured to perform print operation, the print head having an ejection opening surface on which a plurality of ejection openings for ejecting ink are arrayed along an array direction, and a moving unit configured to move the print head between a printing position, at which the print operation is performed, and a standby position, at which the print operation is not performed. The moving unit moves the print head between the printing position and the standby position by performing rotational movement, in which the print head is rotated around a rotation axis that is parallel to the array direction, and linear movement, in which the print head is moved linearly.
    Type: Application
    Filed: August 20, 2019
    Publication date: January 16, 2020
    Inventors: Tetsuyo Ohashi, Yasuyuki Takanaka, Tetsuya Ishikawa, Seiji Ogasawara, Noriko Sato, Akira Kida, Noboru Shimoyama
  • Patent number: 10513439
    Abstract: Provided is a production method by which an AEI zeolite is obtained without inducing a structural transformation in a crystalline aluminosilicate having a Y-structure and without using fluorine or phosphorus, the method including a crystallization step of crystallizing a composition containing an alumina source, a silica source, a structure directing agent, a sodium source, and water, a weight proportion of crystalline aluminosilicate relative to a total weight of the alumina source and the silica source being from 0 wt. % to 10 wt. %, and the crystallization step satisfying at least one of the following conditions: a molar ratio of hydroxide ion to silica in the composition is 0.45 or greater, the composition contains a cation represented by (CH3)3RN+ (R represents an alkyl group having from 1 to 4 carbons, and the alkyl group may contain at least one substituent), and the crystallization time is 80 hours or longer.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: December 24, 2019
    Assignee: TOSOH CORPORATION
    Inventors: Tomoya Ishikawa, Hidekazu Aoyama, Mitsuaki Yoshimitsu, Seiji Maehama, Takayoshi Mishima, Yasuyuki Takamitsu
  • Patent number: 10488751
    Abstract: Provided are a pellicle for extreme ultraviolet light lithography, a production method thereof, and an exposure method. A pellicle according to the present invention includes a first frame having a pellicle film located thereon; a second frame including a thick portion including a first surface carrying a surface of the first frame opposite to a surface on which the pellicle film is located, and also including a second surface connected with the first surface and carrying a side surface of the first frame, the second frame enclosing the pellicle film and the first frame; a through-hole provided in the thick portion of the second frame; and a filter located on an outer side surface of the second frame and covering the through-hole, the outer side surface crossing the surface of the first frame on which the pellicle film is located.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: November 26, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kazuo Kohmura, Daiki Taneichi, Yosuke Ono, Hisako Ishikawa, Tsuneaki Biyajima, Atsushi Okubo, Yasuyuki Sato, Toshiaki Hirota
  • Patent number: 10458538
    Abstract: A control apparatus for an automatic transmission including a torque converter with a lock-up clutch capable of connecting an output shaft of an engine and an input shaft of the automatic transmission includes a release determination unit configured to determine based on a deceleration and a reference deceleration whether to change an engaging state of an engaging mechanism that constitutes the set gear range of the automatic transmission to a release state when a brake operation is detected, and a control unit configured to control the engaging mechanism based on determination of the release determination unit.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: October 29, 2019
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Fumio Egashira, Yasuyuki Hibino, Yutaka Ishikawa
  • Publication number: 20190287389
    Abstract: Obstacle determination systems and programs detect back-and-forth steering that is behavior of a vehicle for avoiding an obstacle. The systems and programs determine that the obstacle is present between a point where the back-and-forth steering has started and a point where the back-and-forth steering has ended when a steering start road and a steering end road are identical roads. The steering start road is a road where the vehicle is present at a start of the back-and-forth steering. The steering end road is a road where the vehicle is present at an end of the back-and-forth steering.
    Type: Application
    Filed: October 18, 2017
    Publication date: September 19, 2019
    Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ken ISHIKAWA, Yasuyuki KUSUMOTO, Kento NAGASHIMA
  • Patent number: 10406838
    Abstract: An inkjet printing apparatus includes a print head configured to perform a print operation, the print head having an ejection opening surface on which a plurality of ejection openings for ejecting ink are arrayed along a width direction, and a moving unit configured to move the print head between a printing position, in which the print operation is performed, and a standby position, in which the print operation is not performed. The moving unit moves the print head between the printing position and the standby position by simultaneously performing rotational movement, in which the print head is rotated around a rotation axis that is parallel to the width direction, and linear movement in the gravitational direction, of the print head.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: September 10, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuyo Ohashi, Yasuyuki Takanaka, Tetsuya Ishikawa, Seiji Ogasawara, Noriko Sato, Akira Kida, Noboru Shimoyama
  • Publication number: 20190217696
    Abstract: A vehicle power assist system can be applied to a vehicle with a driven wheel (4) that is mechanically unconnected to a main drive source (5) such as an internal combustion engine. The driven wheel (4) is supported by a wheel support bearing assembly (31) to which a drive assist, motor generator (8) is mounted. A rotor of the motor generator (8) is directly fixed to a rotational ring of the wheel support bearing assembly (31) without interposition of a speed reducing mechanism or a speed increasing mechanism. The vehicle power assist system includes a power storage unit (19) configured to store a regenerative power generated by the motor generator (8) and to supply the stored power to the motor generator (8).
    Type: Application
    Filed: March 20, 2019
    Publication date: July 18, 2019
    Applicant: NTN CORPORATION
    Inventors: Mitsuo KAWAMURA, Kentaro NISHIKAWA, Tomomi ISHIKAWA, Yasuyuki FUJITA
  • Patent number: 10336708
    Abstract: A novel imidazole compound that yields a surface treatment liquid that is very effective at suppressing migration and oxidation of a wiring surface; a metal surface treatment liquid that contains the imidazole compound; a metal surface treatment method that uses the metal surface treatment liquid; and a laminate production method that uses the surface treatment liquid. A metal is surface-treated using the surface treatment liquid which includes a saturated fatty acid or a saturated fatty acid ester of a specific structure, in which a prescribed position is substituted by an aromatic group of a prescribed structure and an imidazolyl group that may have a substituent group.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: July 2, 2019
    Assignee: TOKYO OHKA KOGYO CO., LTD.
    Inventors: Tatsuro Ishikawa, Kunihiro Noda, Yasuhide Ohuchi, Hiroki Chisaka, Dai Shiota, Yukitsugu Maeda, Takafumi Imoto, Kouhei Fujita, Yasuyuki Akai
  • Patent number: 10335744
    Abstract: A sheet filter membrane is arranged on a surface of a filter plate of a thermoplastic resin, and a plurality of projections provided in a hot plate is pressed against the filter plate above a periphery of the filter membrane with different timing for each of the projections to abut on the filter membrane. A plurality of recessed bonding portions with different depths are thus formed in the filter plate, and the filter membrane is bonded to the filter plate by heat welding in each of the recessed bonding portions. Sealing is therefore provided between the filter membrane and the filter plate along the periphery of the filter membrane.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: July 2, 2019
    Assignee: Kubota Corporation
    Inventors: Kimihiro Ishikawa, Yasuyuki Okada
  • Patent number: 10328831
    Abstract: To make it possible to improve a low-tone reproducing ability with a simple structure in an acoustic device including speakers in a headrest. The acoustic device includes a core material of a closed structure functioning as a core of a headrest main body, acoustic speakers 50, 50 disposed in the core material, and hollow headrest stays 15, 15 that pierce through the core material. The headrest stays 15, 15 circulate the air on the inside of the core material to the outer side via hollow sections.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: June 25, 2019
    Assignees: CLARION CO., LTD., TACHI-S CO., LTD.
    Inventors: Naoki Takada, Fumiaki Nakashima, Takao Ishikawa, Takahiko Nagasawa, Yasuyuki Ito
  • Patent number: 10330194
    Abstract: A control apparatus for an automatic transmission including a torque converter with a lock-up clutch capable of connecting the output shaft of an engine and the input shaft of the automatic transmission includes a state determination unit configured to determine, based on an operation signal from an ABS device, whether the ABS device of a vehicle is in a normally operating state or in a fail state, a rotation speed determination unit configured to determine whether the rotation speed of the input shaft is not less than a reference rotation speed, and an operation control unit configured to control engagement of the lock-up clutch based on the operation state of the ABS device and the result of comparison between the rotation speed of the input shaft and the reference rotation speed.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: June 25, 2019
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Fumio Egashira, Yasuyuki Hibino, Yutaka Ishikawa
  • Patent number: 9850316
    Abstract: A method for refolding an antibody, a process for producing a refolded antibody, a refolded antibody, and uses thereof are provided. A method for refolding an antibody in a liquid phase comprises the steps of denaturing an inactive antibody binding directly or through a linker to a peptide, the peptide having an isoelectric point lower than the isoelectric point of the inactive antibody, and dispersing in a liquid phase the peptide-binding inactive antibody denatured in the step above. Also provided is a process for producing a refolded antibody.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: December 26, 2017
    Assignee: National University Corporation Kyoto Institute of Technology
    Inventors: Yoichi Kumada, Yasuyuki Ishikawa, Yusuke Fujiwara, Michimasa Kishimoto
  • Publication number: 20150376297
    Abstract: A method for refolding an antibody, a process for producing a refolded antibody, a refolded antibody, and uses thereof are provided. A method for refolding an antibody in a liquid phase comprises the steps of denaturing an inactive antibody binding directly or through a linker to a peptide, the peptide having an isoelectric point lower than the isoelectric point of the inactive antibody, and dispersing in a liquid phase the peptide-binding inactive antibody denatured in the step above. Also provided is a process for producing a refolded antibody.
    Type: Application
    Filed: February 3, 2014
    Publication date: December 31, 2015
    Inventors: Yoichi Kumada, Yasuyuki Ishikawa, Yusuke Fujiwara, Michimasa Kishimoto
  • Publication number: 20120073760
    Abstract: An apparatus for manufacturing an absorbent article, the absorbent article including an absorbent core and a sheet whereon the absorbent core is placed, including: (A) a transportation section transporting in a transport direction the sheet whereon the absorbent core is placed; and (B) a bending section bending the sheet, in an intersecting direction that intersects the transport direction, while the transportation section is transporting the sheet, (C) a first part of the sheet, positioned in a bending point where the bending section bends in the intersecting direction the sheet, is distant in the intersecting direction from the absorbent core, (D) a second part of the sheet positioned on an opposite side of the first part from the absorbent core, in the intersecting direction, collapses onto a third part positioned on the absorbent core side from the first part, in the intersecting direction, by the bending section bending the sheet at the bending point, (E) the bending section further including a regulatio
    Type: Application
    Filed: March 29, 2010
    Publication date: March 29, 2012
    Inventors: Akira Hamada, Hidetoshi Oonishi, Yasuyuki Ishikawa
  • Patent number: 7906946
    Abstract: A semiconductor integrated circuit device for controlling an external output transistor is provided. The semiconductor integrated circuit device comprises: a first power supply circuit including an output circuit and providing a first series regulator in cooperation with the output external transistor; and a plurality of terminals. The plurality of terminals includes a control signal output terminal and high and low electric potential side power supply terminals for supplying electric power to the first power supply circuit. At least one of the high and low electric potential side power supply terminals is arranged adjacent to the control signal output terminal and defined as a first terminal. Short-circuiting between the control signal output terminal and the first terminal causes the external output transistor to switch into an off state.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: March 15, 2011
    Assignee: Denso Corporation
    Inventors: Shinichirou Taguchi, Yasuyuki Ishikawa, Akira Suzuki, Hideaki Ishihara
  • Patent number: 7560996
    Abstract: In a DPLL circuit, when the size of a data value which is output from a data latch circuit and should be naturally set in a 11-bit down-counter becomes equal to or more than 12 bits, an overflow preventing circuit substitutes the 11-bit data for the data value.
    Type: Grant
    Filed: July 31, 2007
    Date of Patent: July 14, 2009
    Assignee: DENSO CORPORATION
    Inventors: Yasuyuki Ishikawa, Yoshinori Teshima, Hideaki Ishihara
  • Patent number: 7467294
    Abstract: A microcomputer includes a plurality of operation mode selecting terminals to which data for selecting plural operation modes are set. The plurality of operation mode selecting terminals is designed so as to be usable as general-purpose input terminals or output terminals. A decoder decodes the data set to the plurality of operation mode selecting terminals and outputting a mode signal for switching an internal function in accordance with a selected operation mode. A timing signal output unit outputs to the decoder a timing signal for making the decoder execute a decode operation. The timing signal output unit outputs the timing signal when at least one of power-on-reset and an externally controlled reset is varied from an active state to an inactive state.
    Type: Grant
    Filed: November 10, 2005
    Date of Patent: December 16, 2008
    Assignee: DENSO CORPORATION
    Inventors: Toshihiko Matsuoka, Naoki Ito, Hideaki Ishihara, Yasuyuki Ishikawa
  • Publication number: 20080303497
    Abstract: A semiconductor integrated circuit device for controlling an external output transistor is provided. The semiconductor integrated circuit device comprises: a first power supply circuit including an output circuit and providing a first series regulator in cooperation with the output external transistor; and a plurality of terminals. The plurality of terminals includes a control signal output terminal and high and low electric potential side power supply terminals for supplying electric power to the first power supply circuit. At least one of the high and low electric potential side power supply terminals is arranged adjacent to the control signal output terminal and defined as a first terminal. Short-circuiting between the control signal output terminal and the first terminal causes the external output transistor to switch into an off state.
    Type: Application
    Filed: March 19, 2008
    Publication date: December 11, 2008
    Applicant: DENSO CORPORATION
    Inventors: Shinichirou Taguchi, Yasuyuki Ishikawa, Akira Suzuki, Hideaki Ishihara
  • Publication number: 20080084250
    Abstract: In a DPLL circuit, when the size of a data value which is output from a data latch circuit and should be naturally set in a 11-bit down-counter becomes equal to or more than 12 bits, an overflow preventing circuit substitutes the 11-bit data for the data value.
    Type: Application
    Filed: July 31, 2007
    Publication date: April 10, 2008
    Applicant: DENSO CORPORATION
    Inventors: Yasuyuki Ishikawa, Yoshinori Teshima, Hideaki Ishihara