Patents by Inventor Hideaki Takada

Hideaki Takada 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: 20220003290
    Abstract: A sintered friction material, in which a content of a copper component is 0.5 mass % or less, is provided. The sintered friction material includes a titanate and a metal material other than copper, as a matrix. A content of the metal material other than copper is 10.0 volume % to 34.0 volume %. A method for manufacturing a sintered friction material is provided. The method includes a mixing step of mixing raw materials containing a titanate and a metal material other than copper, a molding step of molding the raw materials mixed in the mixing step, and a sintering step of sintering, at 900° C. to 1300° C., a molded product molded in the molding step. In the sintered friction material, the titanate and the metal material other than copper form a matrix, and a content of the metal material other than copper is 10.0 volume % to 34.0 volume %.
    Type: Application
    Filed: October 28, 2019
    Publication date: January 6, 2022
    Applicant: AKEBONO BRAKE INDUSTRY CO., LTD.
    Inventors: Marina NIHEI, Hideaki TAKAHASHI, Masanori KATO, Katsuhiro ONODERA, Atsushi UENO, Eri TAKADA
  • Patent number: 11122363
    Abstract: An acoustic signal processing device 1 includes: a focal point position determination unit 12 that obtains a plurality of sets of initial focal point coordinates, coordinates of the virtual sound source, and a direction of directivity thereof, and for a pair of sets of initial focal point coordinates with different polarities among the plurality of sets of initial focal point coordinates, multiplies the sets of initial focal point coordinates by a rotation matrix based on the coordinates of the virtual sound source to thereby determine sets of focal point coordinates, the rotation matrix being specified from the direction of the directivity; a circular harmonic coefficient conversion unit 13 that calculates weights to be applied to multipoles including the sets of focal point coordinates from a circular harmonic coefficient; a filter coefficient computation unit 14 that, for each of the speakers in the speaker array, computes a weighted driving function to be applied to the speaker from the sets of focal poin
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: September 14, 2021
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Kimitaka Tsutsumi, Kenichi Noguchi, Hideaki Takada, Yoichi Haneda
  • Publication number: 20210262096
    Abstract: An electroless copper plating bath is an electroless copper plating bath with a pH of 5 to 10 containing a hydrazine compound as a reducing agent and not containing formaldehyde. The electroless copper plating bath comprises at least: an amine-based complexing agent or an amine compound; and an aminocarboxylic acid-based complexing agent.
    Type: Application
    Filed: February 13, 2020
    Publication date: August 26, 2021
    Inventors: Hideaki TAKADA, Tomoharu NAKAYAMA, Hisamitsu YAMAMOTO, Yukinori ODA
  • Patent number: 11101487
    Abstract: A fuel cell battery includes a plurality of stacks. Each of the stacks is a module containing a cell, and a base plate and a cover plate sandwiching the cell therebetween. In a state where the stacks are stacked together with a gasket being sandwiched between two adjacent stacks of the stacks, the two adjacent stacks are connected to each other by a connecting bolt. The gasket has, at a central part thereof, a contact plate that is elastic and electrically conductive. When the gasket is sandwiched between the two adjacent stacks, the contact plate is brought into abutment with the cover plate and the base plate.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: August 24, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventor: Hideaki Takada
  • Patent number: 11094733
    Abstract: A semiconductor device has a first transistor of a first conductivity type and a second transistor of a second conductivity type, the first transistor is arranged in an active region of a semiconductor substrate, and a gate electrode and the active region overlap with each other in a plan view and also have a portion located between the source and the drain of the first transistor of the semiconductor substrate. In the channel width direction, an impurity concentration of the second conductivity type is higher at the end than on the center side of the portion.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: August 17, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Akira Oseto, Tatsunori Kato, Ryunosuke Ishii, Takanori Watanabe, Atsushi Suzuki, Koichiro Iwata, Kazuo Yamazaki, Hideaki Takada, Akira Ohtani
  • Patent number: 11073068
    Abstract: According to an aspect of the present invention, it is possible to easily support a spark arrester and prevent an occurrence of damage or sound in the spark arrester due to the effect of an exhaust pressure or external vibration. In a spark arrester, at least a flange part is formed of a spring member. The flange part includes a bent part that is telescopically bent by elastic deformation in a direction along a flow of exhaust gas. The bent part is supported between a tail pipe and a muffler in a state where the elastic deformation of the bent part is allowed.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: July 27, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hideaki Takada, Sho Takada
  • Patent number: 10992886
    Abstract: Disclosed embodiments perform readout at a high rate without being affected by transition of pixel transistors. A solid state imaging device of an embodiment has a pixel having a photoelectric conversion unit that generates charges, an amplification transistor including an input node that receives a signal based on the charges generated in the photoelectric conversion unit, and a reset transistor that resets the potential of the input node of the amplification transistor; a signal processing circuit that reads out a signal from the pixel via a signal line; and a switch provided between the signal line and an input node of the signal processing circuit, and a signal value of a control signal applied to the gate of the reset transistor changes while the switch is in the off-state.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: April 27, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kazuo Yamazaki, Shinichiro Shimizu, Yasuhiro Oguro, Yu Arishima, Hideaki Takada
  • Publication number: 20210116718
    Abstract: A housing including a first viewing direction and a second viewing direction opposite to the first viewing direction, a first display unit disposed to be spaced from a top surface on a side of one end of the housing at a first interval with a display surface facing the housing, a second display unit disposed on a side of the other end of the housing, a first optical element configured to transmit a portion of light emitted from the first display unit and reflect a portion of the light, a second optical element configured to transmit a portion of light emitted from the second display unit and reflect a portion of the light, and a third optical element configured to transmit a portion of the light emitted from the first display unit and the second display unit and reflect a portion of the light.
    Type: Application
    Filed: April 11, 2019
    Publication date: April 22, 2021
    Inventors: Motohiro Makiguchi, Hideaki Takada
  • Publication number: 20210112237
    Abstract: Provided is an image generation technology capable of suppressing unpleasant feelings caused by fluctuation in image quality caused by the viewer's viewpoint movement. The image generation technology includes an image generation unit configured to generate a pseudo viewpoint image I?k and a pseudo viewpoint image I??k, by using disparity inducing edge D?k having a phase difference ?k from a viewpoint image I, where ?k(1?k?K) is set as a real number satisfying 0<?1< . . . <?K??/2, an output image generation unit configured to generate an output image Outm(1?m?2K?1), from the pseudo viewpoint image I(m)(1?m?2K+1), the viewpoint image I is set as a pseudo viewpoint image I?0, where the pseudo viewpoint images I?k, I??k (0?k?K) are arranged in a sequence of I?k, I?(K?1), . . . , I?1, I?0(=I), I??1, . . . , and I??K is set as I(1), I(2), . . . , I(K), I(K+1), I(K+2), . . .
    Type: Application
    Filed: April 3, 2019
    Publication date: April 15, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Motohiro MAKIGUCHI, Hideaki TAKADA, Taiki FUKIAGE, Shinya NISHIDA
  • Publication number: 20210105571
    Abstract: Provided is a sound image reproduction device, sound image reproduction method, and sound image reproduction program that can support monaural sound sources and is capable of imparting directivity to virtual sound sources in a space.
    Type: Application
    Filed: April 15, 2019
    Publication date: April 8, 2021
    Inventors: Kimitaka TSUTSUMI, Kenichi NOGUCHI, Hideaki TAKADA, Yoichi HANEDA
  • Publication number: 20210006892
    Abstract: An acoustic signal processing device 1 includes: a focal point position determination unit 12 that obtains a plurality of sets of initial focal point coordinates, coordinates of the virtual sound source, and a direction of directivity thereof, and for a pair of sets of initial focal point coordinates with different polarities among the plurality of sets of initial focal point coordinates, multiplies the sets of initial focal point coordinates by a rotation matrix based on the coordinates of the virtual sound source to thereby determine sets of focal point coordinates, the rotation matrix being specified from the direction of the directivity; a circular harmonic coefficient conversion unit 13 that calculates weights to be applied to multipoles including the sets of focal point coordinates from a circular harmonic coefficient; a filter coefficient computation unit 14 that, for each of the speakers in the speaker array, computes a weighted driving function to be applied to the speaker from the sets of focal poin
    Type: Application
    Filed: February 28, 2019
    Publication date: January 7, 2021
    Inventors: Kimitaka TSUTSUMI, Kenichi NOGUCHI, Hideaki TAKADA, Yoichi HANEDA
  • Publication number: 20200186738
    Abstract: A photoelectric conversion device includes a pixel that outputs a pixel signal in accordance with an incident light, a plurality of signal holding units each configured to hold the pixel signal, an AD conversion unit that converts the pixel signal from analog signal to digital signal, a first switch circuit provided between the pixel and the plurality of signal holding units, and a second switch circuit provided between the plurality of signal holding units and the AD conversion unit. The first switch circuit is configured to connect the pixels to the plurality of signal holding units individually to hold one pixel signal in the plurality of signal holding units, respectively, in different sampling periods, the second switch circuit is configured to switch connection between the plurality of signal holding units and the AD conversion unit, and pixel signals held in the plurality of signal holding units are averaged and output.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 11, 2020
    Inventors: Hideaki Takada, Kazuo Yamazaki
  • Publication number: 20200127035
    Abstract: A semiconductor device has a first transistor of a first conductivity type and a second transistor of a second conductivity type, the first transistor is arranged in an active region of a semiconductor substrate, and a gate electrode and the active region overlap with each other in a plan view and also have a portion located between the source and the drain of the first transistor of the semiconductor substrate. In the channel width direction, an impurity concentration of the second conductivity type is higher at the end than on the center side of the portion.
    Type: Application
    Filed: October 14, 2019
    Publication date: April 23, 2020
    Inventors: Akira Oseto, Tatsunori Kato, Ryunosuke Ishii, Takanori Watanabe, Atsushi Suzuki, Koichiro Iwata, Kazuo Yamazaki, Hideaki Takada, Akira Ohtani
  • Publication number: 20200084397
    Abstract: Disclosed embodiments perform readout at a high rate without being affected by transition of pixel transistors. A solid state imaging device of an embodiment has a pixel having a photoelectric conversion unit that generates charges, an amplification transistor including an input node that receives a signal based on the charges generated in the photoelectric conversion unit, and a reset transistor that resets the potential of the input node of the amplification transistor; a signal processing circuit that reads out a signal from the pixel via a signal line; and a switch provided between the signal line and an input node of the signal processing circuit, and a signal value of a control signal applied to the gate of the reset transistor changes while the switch is in the off-state.
    Type: Application
    Filed: September 3, 2019
    Publication date: March 12, 2020
    Inventors: Kazuo Yamazaki, Shinichiro Shimizu, Yasuhiro Oguro, Yu Arishima, Hideaki Takada
  • Publication number: 20190305350
    Abstract: A fuel cell battery includes a plurality of stacks. Each of the stacks is a module containing a cell, and a base plate and a cover plate sandwiching the cell therebetween. In a state where the stacks are stacked together with a gasket being sandwiched between two adjacent stacks of the stacks, the two adjacent stacks are connected to each other by a connecting bolt. The gasket has, at a central part thereof, a contact plate that is elastic and electrically conductive. When the gasket is sandwiched between the two adjacent stacks, the contact plate is brought into abutment with the cover plate and the base plate.
    Type: Application
    Filed: March 27, 2019
    Publication date: October 3, 2019
    Inventor: Hideaki Takada
  • Publication number: 20190284984
    Abstract: According to an aspect of the present invention, it is possible to easily support a spark arrester and prevent an occurrence of damage or sound in the spark arrester due to the effect of an exhaust pressure or external vibration. In a spark arrester, at least a flange part is formed of a spring member. The flange part includes a bent part that is telescopically bent by elastic deformation in a direction along a flow of exhaust gas. The bent part is supported between a tail pipe and a muffler in a state where the elastic deformation of the bent part is allowed.
    Type: Application
    Filed: February 14, 2019
    Publication date: September 19, 2019
    Inventors: Hideaki Takada, Sho Takada
  • Patent number: 10184368
    Abstract: In a breather device for an internal combustion engine for guiding blow-by gas generated in a crank chamber to an intake system, the breather device includes: a breather chamber formed adjacent to the crank chamber such that the breather chamber communicates with the crank chamber, the breather chamber being configured to separate oil from the blow-by gas that flows in the breather chamber from the crank chamber; a filter chamber formed adjacent to the crank chamber such that the filter chamber communicates with the breather chamber, the filter chamber accommodating a filter for separating oil from the blow-by gas that flows in the filter chamber from the breather chamber; and a breather passage that communicates the filter chamber and the intake system with each other.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: January 22, 2019
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hideaki Takada, Daiki Kamiyama, Masanori Ooae, Yoshinobu Kondo
  • Patent number: 9816706
    Abstract: A raw fuel inlet pipe, an air inlet pipe, and a combustion gas exhaust pipe are provided for a casing of a start-up combustor. A raw fuel supply chamber connected to the raw fuel inlet pipe and an air supply chamber connected to the air inlet pipe form double layer structure. A chamber having a partition wall is provided for the raw fuel supply chamber, and a slit connected to the air supply chamber is formed in the partition wall. A plurality of raw fuel through holes are formed on a side surface of the partition wall with which the slit is formed.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 14, 2017
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hideaki Takada, Tetsuya Ogawa, Teruyuki Ushijima, Yukihiko Kiyohiro
  • Patent number: 9562501
    Abstract: A blow-by gas processing circuit for an internal combustion engine includes a blow-by gas lead-out pipe uprising from the engine and extending along one side surface of an air cleaner, an upper pipe bending laterally from an upper end of the lead-out pipe and extending along the one side surface, a descending pipe bending downward from an extremity portion of the upper pipe and extending along the one side surface to reach a purification completion chamber of the cleaner, a branch pipe branching downward from an intermediate portion of the upper pipe and connected to a blow-by gas outlet port opened to an intake passage penetrating an insulator member, and a control valve placed in an upper portion of the branch pipe and opening responding to a rise in boost negative pressure of the engine.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: February 7, 2017
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Hideaki Takada, Hibiki Koga
  • Publication number: 20170002775
    Abstract: An air intake structure for an engine provided with an air cleaner near an exhaust muffler includes: a case defining an air intake chamber; an air cleaner element housed in the case to divide the air intake chamber into a dust chamber and a clean chamber; a first air inlet formed in a part of the case close to the exhaust muffler such that the first air inlet communicates the dust chamber with an exterior of the case; a second air inlet formed in a part of the case distant from the exhaust muffler such that the second air inlet communicates the dust chamber with an exterior of the case; a communication opening formed in the case so as to communicate the clean chamber with an air intake passage; and an opening and closing mechanism for selectively opening and closing at least one of the first and second air inlets.
    Type: Application
    Filed: June 3, 2016
    Publication date: January 5, 2017
    Inventors: Hideaki Takada, Hibiki Koga, Toru Kawai