Patents by Inventor Takafumi Kobayashi

Takafumi Kobayashi 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: 20210354362
    Abstract: A conveyance portion, a barrier portion, and a path are provided at places of a portion of a screw main body in which a kneading portion is provided. In at least one of the places, an entrance is opened to cause raw materials, conveyance of which is limited by a barrier portion to increase pressure on the raw materials, to flow in. The raw materials flowing in from the entrance flow through the path in the opposite direction to a conveyance direction of the conveyance portion. An exit is opened in an outer circumferential surface of the screw main body at a position outside the conveyance portion in which the entrance is opened.
    Type: Application
    Filed: July 28, 2021
    Publication date: November 18, 2021
    Applicant: Shibaura Machine Co., Ltd.
    Inventors: Akiyoshi KOBAYASHI, Shigeyuki FUJII, Takafumi SAMESHIMA
  • Publication number: 20210351441
    Abstract: A decrease in energy density of a battery is suppressed, and the occurrence of internal short circuit between a positive plate and a negative plate located at the innermost circumference of a curved portion of a flat electrode assembly, where the curvature of the curved portion is greatest, is suppressed. In a nonaqueous electrolyte secondary battery including a flat wound electrode assembly (14), the electrode assembly (14) has a pair of curved portions (20A, 20B) located at either end and a flat portion (21) located between the pair of curved portions. In at least one of the curved portions, at least two layers of a second electrode plate are disposed on an inner side of a curved portion of a first electrode plate located at an innermost circumference.
    Type: Application
    Filed: November 25, 2019
    Publication date: November 11, 2021
    Applicant: SANYO Electric Co., Ltd.
    Inventors: Takafumi Hosokawa, Takashi Hosokawa, Kyohei Kobayashi, Shuji Ogawa
  • Patent number: 11169480
    Abstract: A holder includes first and second attachments to be attached to an attachment target part of an image formation apparatus. The first attachment is located on a reflection light source side relative to a sensor in a direction of a line connecting the sensor and a reflection light source of the image formation apparatus The second attachment is located on an opposite side to the reflection light source relative to the sensor in the line direction. A holder includes first, second, and third attachments to be attached to an attachment target part of an image formation apparatus. The three attachments are elastically deformable portions. The first and second attachments are provided on one end side of the holder. The third attachment is provided on other end side of the holder. The three attachments are provided as to clamp the attachment target part by using resilience associated with elastic deformation.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: November 9, 2021
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takafumi Yuasa, Masahiko Takahashi, Daisuke Kobayashi
  • Patent number: 11165497
    Abstract: There is provided an optical transmission system in which a plurality of optical transmission and reception apparatuses perform 1-to-N transmission and reception of optical signals (N is an integer equal to or greater than 1), the optical transmission system being configured to select a communication condition that includes at least a modulation scheme or a baud rate and is a communication condition when each of the optical transmission and reception apparatuses performs transmission and reception in accordance with a transmission line condition that is between any one first optical transmission and reception apparatus and each of second optical transmission and reception apparatuses, which are N grounds, other than the first optical transmission and reception apparatus.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: November 2, 2021
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Fumikazu Inuzuka, Shokei Kobayashi, Akira Hirano, Wataru Kawakami, Tetsuro Inui, Seiki Kuwabara, Kei Kitamura, Takafumi Tanaka, Takuya Oda, Hideki Nishizawa, Seiji Okamoto
  • Publication number: 20210316801
    Abstract: A track link which is a tracked undercarriage component is made of a steel having a specific component composition, and includes a high hardness portion having a hardness of HRC 57 or more and HRC 60 or less, and a low hardness portion. The high hardness portion includes a first matrix including a martensite phase and a residual austenite phase, and first nonmetallic particles dispersed in the first matrix and including at least one species selected from the group consisting of MnS, TiCN, and NbCN, and it does not include a M23C6 carbide. The low hardness portion includes a second matrix including a martensite phase, and second nonmetallic particles dispersed in the second matrix and including at least one species selected from the group consisting of MnS, TiCN, and NbCN, and it does not include a M23C6 carbide.
    Type: Application
    Filed: August 22, 2019
    Publication date: October 14, 2021
    Applicants: KOMATSU LTD., NIPPON STEEL CORPORATION
    Inventors: Eiji AMADA, Kazuo MAEDA, Naomi KOBAYASHI, Takashi NODA, Mamoru HATANO, Takafumi AMATA, Yutaka NEISHI, Kei MIYANISHI, Ryoji NISHIJIMA
  • Publication number: 20210316492
    Abstract: A screw includes a screw main body, a conveyance portion conveying a raw material, and a passage provided in the screw main body. The passage includes a first passage element, a second passage element, and a third passage element. The screw main body has a plurality of cylindrical bodies arranged in an axial direction of the rotating shaft. At least a portion of the conveyance portion is formed on outer peripheral surfaces of the cylindrical bodies adjacent to each other, and the passage is formed in the cylindrical body so as to cross over between the adjacent cylindrical bodies.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Applicants: Shibaura Machine Co., Ltd., HSP Technologies Inc.
    Inventors: Akiyoshi KOBAYASHI, Shigeyuki FUJII, Takafumi SAMESHIMA, Hiroshi SHIMIZU
  • Publication number: 20210314067
    Abstract: An optical transmission system including an optical transmission device and an optical reception device that receives, via an optical transmission line, a signal transmitted from the optical transmission device, the optical transmission system including a transmission-mode selection unit that selects transmission mode information in descending order of priority out of transmission mode information, which is combinations of a plurality of parameters concerning transmission performance, the transmission mode information being a plurality of kinds of the transmission mode information common to the transmission performance of the optical transmission device and the optical reception device, a signal transmission unit that transmits, to the optical reception device, a signal modulated based on the selected transmission mode information, and a signal reception unit that receives the signal and modulates the received signal based on the transmission mode information selected by the transmission-mode selection unit.
    Type: Application
    Filed: June 18, 2019
    Publication date: October 7, 2021
    Inventors: Tetsuro Inui, Hideki Nishizawa, Seiji Okamoto, Akira Hirano, Shokei Kobayashi, Fumikaza Inuzuka, Seiki Kuwabara, Takafumi Tanaka, Kei Kitamura, Takuya Oda
  • Publication number: 20210302511
    Abstract: A magnetic sensor includes an MR element and a support member. A top surface of the support member includes an inclined portion. The MR element includes an MR element main body, a lower electrode, and an upper electrode. The lower electrode includes a first end closest to a lower end of the inclined portion and a second end closest to an upper end of the inclined portion. The MR element main body is located at a position closer to the second end than to the first end.
    Type: Application
    Filed: December 22, 2020
    Publication date: September 30, 2021
    Applicant: TDK CORPORATION
    Inventors: Kenzo MAKINO, Takafumi KOBAYASHI
  • Publication number: 20210293857
    Abstract: A magnetic field detection apparatus includes a magnetoresistive effect element and a coil. The coil includes first and second tier parts opposed to each other in a first axis direction, with the magnetoresistive effect element interposed therebetween. The coil is configured to be supplied with a current and thereby configured to generate an induction magnetic field to be applied to the magnetoresistive effect element in a second axis direction. The first tier part includes first conductors extending in a third axis direction, arranged in the second axis direction and coupled in parallel to each other. The second tier part includes a second conductor or second conductors extending in the third axis direction, the second conductors being arranged in the second axis direction and coupled in parallel to each other. The first conductors each have a width smaller than a width of the second conductor or each of the second conductors.
    Type: Application
    Filed: March 1, 2021
    Publication date: September 23, 2021
    Applicant: TDK CORPORATION
    Inventors: Takafumi KOBAYASHI, Norikazu OTA, Kenzo MAKINO
  • Publication number: 20210293902
    Abstract: A magnetic sensor device includes a conductor that constitutes a coil, and a detection circuit including a plurality of MR elements. The coil includes an upper coil portion. The upper coil portion includes a first conductor portion and a second conductor portion. An average cross-sectional area of the upper coil portion in the first conductor portion of the upper coil portion is smaller than that of the upper coil portion in the second conductor portion. The first conductor portion is located at a position where a first partial magnetic field occurring from the first conductor portion is applied to an MR element.
    Type: Application
    Filed: February 4, 2021
    Publication date: September 23, 2021
    Applicant: TDK CORPORATION
    Inventors: Kenzo MAKINO, Takafumi KOBAYASHI, Hiroshi YAMAZAKI
  • Patent number: 11110638
    Abstract: A conveyance portion, a barrier portion, and a path are provided at places of a portion of a screw main body in which a kneading portion is provided. In at least one of the places, an entrance is opened to cause raw materials, conveyance of which is limited by a barrier portion to increase pressure on the raw materials, to flow in. The raw materials flowing in from the entrance flow through the path in the opposite direction to a conveyance direction of the conveyance portion. An exit is opened in an outer circumferential surface of the screw main body at a position outside the conveyance portion in which the entrance is opened.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: September 7, 2021
    Assignee: SHIBAURA MACHINE CO., LTD.
    Inventors: Akiyoshi Kobayashi, Shigeyuki Fujii, Takafumi Sameshima
  • Patent number: 11114672
    Abstract: A carbon catalyst, a battery electrode, and a battery, each exhibits excellent catalytic performance. A carbon catalyst contains two kinds of transition metals and has such a carbon structure that an interplanar spacing d002, which is determined from a Bragg angle of one of three diffraction peaks fbroad, fmiddle, and fnarrow obtained by separating a diffraction peak around a diffraction angle (2?) of 26° in an X-ray diffraction pattern of powder X-ray diffraction with a CuK? ray, the one diffraction peak being the diffraction peak fbroad, is 0.374 nm or more.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: September 7, 2021
    Assignees: NISSHINBO HOLDINGS INC., NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY
    Inventors: Yoshikazu Kobayashi, Yuji Kubota, Jun-ichi Ozaki, Takafumi Ishii, Takuya Maie
  • Patent number: 11108208
    Abstract: An optical amplification system includes: three or more nodes; a multi-core fiber having a plurality of cores, the multi-core fiber being used in at least a partial segment of the connection between the nodes; an amplification light input unit configured to input amplification light to a core of the plurality of cores of the multi-core fiber; an amplification unit configured to amplify communication light transmitted through at least one core of the plurality of cores of the multi-core fiber using the amplification light, the amplification unit being provided in the nodes or between the nodes; and an amplification light coupling unit configured to couple the amplification light input by the amplification light input unit to the amplification unit.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: August 31, 2021
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi, Takafumi Tanaka, Yutaka Miyamoto, Hidehiko Takara
  • Publication number: 20200369464
    Abstract: In an aircraft water tank, a mouthpiece is attached to an inner liner, and an overflowing adhesive is received in an annular missing portion provided to an expanded portion of the mouthpiece through the gap between a skirt portion and the inner liner. Further, a sealant fills the part of the annular missing portion, which is exposed from an end of a plate portion for the expanded portion.
    Type: Application
    Filed: November 21, 2018
    Publication date: November 26, 2020
    Inventors: Hayato Kato, Takafumi Kobayashi
  • Patent number: 10400850
    Abstract: A shock absorber includes a cylindrically-shaped mounting member having an outer peripheral surface bonded at one end or both ends, the mounting member having an outer diameter at an end surface side smaller than an outer diameter at a center portion, and a reinforcement welding performed at the end surface side of the mounting member at a bonding portion of the mounting member.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: September 3, 2019
    Assignees: KYB Corporation, HONDA MOTOR CO., LTD.
    Inventors: Masahiro Miwa, Kazuma Ando, Yuki Watanabe, Takafumi Kobayashi
  • Patent number: 10359109
    Abstract: A shift device including: a shift body that is moved to change a shift position; a grip section that is provided to the shift body, and that is grippable by an occupant; a body member that is provided to the grip section; a first covering member that is provided to the grip section, that covers the body member, and that is provided with an engagement portion engaging with the body member; and a second covering member that is provided to the grip section, that covers the body member, and that is provided with an anchoring portion, the anchoring portion engaging with the engagement portion, being anchored to at least one out of the body member or the first covering member, and restraining release of engagement of the engagement portion with the body member.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: July 23, 2019
    Assignee: KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
    Inventor: Takafumi Kobayashi
  • Publication number: 20180003261
    Abstract: A shock absorber includes a cylindrically-shaped mounting member having an outer peripheral surface bonded at one end or both ends, the mounting member having an outer diameter at an end surface side smaller than an outer diameter at a center portion, and a reinforcement welding performed at the end surface side of the mounting member at a bonding portion of the mounting member.
    Type: Application
    Filed: November 17, 2015
    Publication date: January 4, 2018
    Inventors: Masahiro MIWA, Kazuma ANDO, Yuki WATANABE, Takafumi KOBAYASHI
  • Patent number: 9818436
    Abstract: A thermal assisted magnetic recording head that performs magnetic recording while locally heating a magnetic recording medium includes: a plasmon generator that generates a surface plasmon and that generates near-field light from the surface plasmon on a front end surface positioned on an air bearing surface opposing the magnetic recording medium; a dielectric body layer positioned around the plasmon generator; and an adhesion layer positioned between the plasmon generator and the dielectric body layer. The adhesion layer is made from at least one of IrOx, RuOx, NiOx and CoOx.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: November 14, 2017
    Assignee: TDK Corporation
    Inventors: Koji Shimazawa, Shuji Okame, Yoshihiro Tsuchiya, Takafumi Kobayashi
  • Publication number: 20170287513
    Abstract: A thermal assisted magnetic recording head that performs magnetic recording while locally heating a magnetic recording medium includes: a plasmon generator that generates a surface plasmon and that generates near-field light from the surface plasmon on a front end surface positioned on an air bearing surface opposing the magnetic recording medium; a dielectric body layer positioned around the plasmon generator; and an adhesion layer positioned between the plasmon generator and the dielectric body layer. The adhesion layer is made from at least one of IrOx, RuOx, NiOx and CoOx.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 5, 2017
    Inventors: Koji SHIMAZAWA, Shuji OKAME, Yoshihiro TSUCHIYA, Takafumi KOBAYASHI
  • Publication number: 20170256341
    Abstract: The present invention addresses the problem of many man-hours being required for a hardware engineer to adjust a resistance value such that the rise time of a signal input to an LSI body falls within a defined range.
    Type: Application
    Filed: September 1, 2015
    Publication date: September 7, 2017
    Applicant: NEC Corporation
    Inventor: Takafumi KOBAYASHI