Patents by Inventor Hajime Kato

Hajime Kato 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: 9004947
    Abstract: A shield connector is provided capable of reducing the number of components and assembly processes while ensuring shielding characteristics and movability. First and second connectors 10 and 20 respectively including terminals 16 and 26, connector housings 11 and 21 having operation opening portions 12 and 22 for connecting the terminals, and service covers 13 and 23 covering the opening portions, electric wires 40 connecting both the connectors, and a shield shell 50 shielding both the connectors and the electric wires are included. The shield shell is divided into a first shield shell 51 fixed to the first connector and second shield shells 52 and 53 fixed to the second connector, and the peripheral edges of the shield shells overlap each other while enabling relative movement between the first shield shell and the second shield shell. The service cover of the first connector has an interlocking portion 15.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: April 14, 2015
    Assignee: Yazaki Corporation
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20150093944
    Abstract: A connector terminal comprises: an electrical conductive portion connected with an electrical conductive member; and a connection portion integrally provided with the electrical conductive portion, the connection portion including: a pair of flat plate portions opposed to one another to form an insertion portion into which a corresponding terminal is inserted; a support portion provided in middle portions of the paired flat plate portions, the support portion restricting the paired flat plate portions from moving in directions in which they separate from one another when the corresponding terminal is inserted into the insertion portion, and a plurality of contact portions provided around the support portion in the paired flat plate portions the contact portions elastically contacting with the corresponding terminal to be electrically connected thereto.
    Type: Application
    Filed: December 11, 2014
    Publication date: April 2, 2015
    Applicant: YAZAKI CORPORATION
    Inventors: Takashi OMAE, Hajime KATO, Kazuhiro TOMINE
  • Publication number: 20150093945
    Abstract: In a terminal connection structure, a male terminal and a female terminal are mutually connected by being butted to each other. The male and female terminals are to be connected with respective ends of electric wires. The male terminal includes a male contact portion formed into a curved shape opening on a side opposite to the female terminal. The female terminal includes a female contact portion formed into a curved shape opening on the male terminal side, the curved shape being configured to contact with an outer circumferential surface of the male contact portion. The female contact portion includes contact pieces protruding toward the male contact portion.
    Type: Application
    Filed: December 5, 2014
    Publication date: April 2, 2015
    Applicant: Yazaki Corporation
    Inventors: Takashi OMAE, Hajime KATO
  • Patent number: 8992878
    Abstract: Disclosed is a composition containing carbon nanotubes which meets all of the following conditions (1) to (4). (1) When observed via transmission electron microscopy, at least 50 out of every 100 carbon nanotubes are double-walled carbon nanotubes. (2) The carbon nanotubes have an average outer diameter in the range of 1.0 to 3.0 nm. (3) During thermogravimetric analysis under atmosphere at a temperature increase rate of 10° C./minute, a high temperature combustion peak is at 700 to 850° C., and the relationship between low temperature weight loss (TG(L)) and high temperature weight loss (TG(H)) is TG(H)/(TG(L)+TG(H))?0.75. (4) The composition containing carbon nanotubes has a volume resistance value between 1.0×10?2 ?·cm and 1.0×10?4 ?·cm, inclusive. The disclosed composition containing carbon nanotubes primarily has double-walled carbon nanotubes with high electrical conductivity and high heat resistance.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: March 31, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Hidekazu Nishino, Hajime Kato, Naoyo Okamoto, Shuko Ikeuchi, Kenichi Sato, Shiho Tanaka, Kazuyoshi Higuchi
  • Publication number: 20150064992
    Abstract: A connection structure of an external conductor terminal for connection with an external conductor of an electric cable including the external conductor made up of twined cables enclosing an outer periphery of an insulating coating of one or more internal conductors and a protective coating covering the external conductor, wherein the external conductor terminal has a cylindrical connector portion connected to the external conductor and a terminal portion provided at one end of the connector portion; and the connector portion is fitted around a location on an outer periphery of the insulating coating where the external conductor is laid bare, the twined cables of the external conductor are provided in contact with an outer periphery of the connector portion, a ring member is fitted around outer peripheries of the twined cables and the twined cables are crimped.
    Type: Application
    Filed: November 6, 2014
    Publication date: March 5, 2015
    Applicant: YAZAKI CORPORATION
    Inventors: Hajime KATO, Kazuhiro TOMINE, Takaaki MIYAJIMA
  • Patent number: 8956172
    Abstract: A connector adapted to connect device, allows itself to be fastened with a bolt using a conventional tool, and to be downsized. A edge 9a of the protection rib 9 and a bearing surface 7b on which a bolt 10 on a fastening part 7 is tightened are formed in the same plane.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: February 17, 2015
    Assignee: Yazaki Corporation
    Inventors: Mitsuhiro Matsumoto, Hajime Kato, Koichi Nakayama, Tsuyoshi Mizushima
  • Patent number: 8951065
    Abstract: A first conductive path and a battery are connected via a junction block that is provided to the battery. The junction block is provided with a second conductive path. The second conductive path is arranged at an upper side of a floor which is to be an interior side of a panel member. The first conductive path and the second conductive path are electrically connected in the vicinity of a through-hole of the panel member. A part of the first conductive path is inserted into the through-hole and then the first conductive path is connected to the second conductive path.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: February 10, 2015
    Assignee: Yazaki Corporation
    Inventors: Syunya Tsuge, Hajime Kato
  • Publication number: 20150018152
    Abstract: A drive control device for a hybrid vehicle is provided with a differential device including four rotary elements; and an engine, first and second electric motors and an output rotary member which are respectively connected to said four rotary elements. One of said four rotary elements is constituted by a rotary component of a first differential mechanism and a rotary component of a second differential mechanism selectively connected through a clutch, and one of the rotary components is selectively fixed to a stationary member through a brake. Said drive control device reengages the brake after an engagement capacity of the brake is temporarily reduced at the time of accelerating operation during decelerating running in a motor drive mode with the brake placed in an engaged state.
    Type: Application
    Filed: March 26, 2012
    Publication date: January 15, 2015
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hajime Kato, Hiroki Kuwamoto
  • Patent number: 8933568
    Abstract: A semiconductor device according to the present invention includes: a power semiconductor element that is a semiconductor element; bonding parts provided for bonding of an upper surface and a lower surface of the semiconductor element; and metal plates bonded to the power semiconductor element from above and below through the bonding parts, wherein the bonding part includes a mesh metal body disposed between the semiconductor element and the metal plate, and a bonding member in which the mesh metal body is embedded.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: January 13, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tsuyoshi Takayama, Yukio Yasuda, Hajime Kato, Kazuaki Hiyama, Taishi Sasaki, Mikio Ishihara
  • Patent number: 8894449
    Abstract: [Problem] To provide a compact terminal block. [Means for solving problem] A terminal block 1 includes: a terminal block main body 2 on which a plurality of seating surfaces 13 are provided; a plurality of fixing members 3 penetrating first and second connection terminals and fixing the first and second connection terminals to the seating surfaces 13 in a manner that the first connection terminals are connected to electronic devices, and the second connection terminals 8 to be electrically connected to the first connection terminals are overlapped with the seating surfaces 13. The seating surfaces 13 are sloped relative to a direction W that the first and second connection terminals are arranged.
    Type: Grant
    Filed: July 27, 2010
    Date of Patent: November 25, 2014
    Assignee: Yazaki Corporation
    Inventors: Mitsuhiro Matsumoto, Hajime Kato, Tatsuya Goto
  • Publication number: 20140338970
    Abstract: A cable branch structure (1) branches, from a main line (30A) to branch lines (30B, 30C), a shielded cable (30) with electric wires (10) covered with a braided wire (20). The braided wire (20) includes: a main line side braided wire (20A) constituting a part corresponding to the main line (30A); and branch line side braided wires (20B, 20C), respectively, constituting parts corresponding to the respective branch lines (30B, 30C). The braided wire (20) includes at least one of a first mounting portion (100; 110) provided at an end portion of the main line side braided wire (20A) for mounting end portions of the branch line side braided wires (20B, 20C) and second mounting portions (100; 120, 130) provided at each of the end portions of the branch line side braided wires (20B, 20C) for mounting the end portion of the main line side braided wire (20A).
    Type: Application
    Filed: December 21, 2012
    Publication date: November 20, 2014
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20140329410
    Abstract: A shield connector is provided capable of reducing the number of components and assembly processes while ensuring shielding characteristics and movability. First and second connectors 10 and 20 respectively including terminals 16 and 26, connector housings 11 and 21 having operation opening portions 12 and 22 for connecting the terminals, and service covers 13 and 23 covering the opening portions, electric wires 40 connecting both the connectors, and a shield shell 50 shielding both the connectors and the electric wires are included. The shield shell is divided into a first shield shell 51 fixed to the first connector and second shield shells 52 and 53 fixed to the second connector, and the peripheral edges of the shield shells overlap each other while enabling relative movement between the first shield shell and the second shield shell. The service cover of the first connector has an interlocking portion 15.
    Type: Application
    Filed: December 26, 2012
    Publication date: November 6, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20140305696
    Abstract: An electric wire branching structure (1) branches a shielded electric wire (30) with a plurality of electric wires (10) from a main wire (30A) to a plurality of branch wires (30B, 30C). The electric wire branching structure (1) includes an electroconductive shield member (100) configured to cover the electric wires (10) corresponding to the main wire (30A) and the branch wires (30B, 30C). The shield member (100) has a plurality of electric wire insertion openings (111, 112) for the electric wires (10) corresponding to the branch wires (30B, 30C) to be inserted for each of the branch wires (30B, 30C).
    Type: Application
    Filed: October 31, 2012
    Publication date: October 16, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20140308847
    Abstract: A braid fixture clamps an end portion of a braid, which covers an outer circumference of a cylindrical portion of a shield shell, onto the shield shell. The braid fixture includes a pair of fixing pieces that is formed in a band shape capable of surrounding the outer circumference of the cylindrical portion of the shield shell with the braid which is formed on the outer circumference of the cylindrical portion. A male portion and a female portion are configured to be engaged with and disengaged from each other, and are provided on one end portions of the pair of fixing pieces respectively. Flanges are configured to be fastened by a screw, and are provided on the other end portions of the pair of fixing pieces.
    Type: Application
    Filed: November 22, 2012
    Publication date: October 16, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20140295709
    Abstract: A connector includes a plurality of metal terminal fittings connected to terminals of electric wires, a plurality of molded housings molded to connection parts of the electric wires and the metal terminal fittings to cover the connection parts, and an overmolded housing which accommodates and holds the plurality of molded housings. The plurality of molded housings are molded in a structure integrated by carrier portions that connect the adjacent molded housings to each other and are collectively integrated into the overmolded housing. The carrier portions have cross-section dimensions set to be smaller than those of the molded housing and have flexibility. An arrangement pitch between the adjacent molded housings are adjusted when the plurality of molded housings are collectively integrated into the overmolded housing.
    Type: Application
    Filed: June 11, 2014
    Publication date: October 2, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Masahiro TANAKA, Hajime KATO, Madoka OHISHI, Sotaro KATO, Takaaki MIYAJIMA
  • Patent number: 8827747
    Abstract: An electric cable with shielded connector includes a flexible electric wire, shielded connectors that are respectively attached on the flexible electric wire, and a shield cover that is provided to cover an outer side of the electric wire. The shield cover is constituted of two cylindrical shield covers made of a conductive metal plate. One end of each of the two cylindrical shield covers is respectively fixed on shield shells of the shield connectors on both ends of the electric wire. The other end of each of the two cylindrical shield covers is formed as a free end, and the free ends of the two cylindrical shield covers are abutted to each other or are lapped on each other.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: September 9, 2014
    Assignee: Yazaki Corporation
    Inventors: Masahiro Tanaka, Hajime Kato
  • Publication number: 20140248799
    Abstract: A shielded connector unit includes a lower shielded connector to be connected downwards to a lower positioned first instrument, an upper shielded connector to be connected sideways to a second instrument positioned above the first instrument, and a flexible conductive part made up of an electric wire which is adapted to connect the lower shielded connector to the upper shielded connector and a braid which is adapted to enclose a bare portion of the electric wire existing between a shielding shell of the lower shielded connector and a shielding shell of the upper shielded connector. The shielded connector unit further includes a hard protector that is adapted to enclose and protect the conductive part from the outside while ensuring flexibility of at least a portion of the conductive part.
    Type: Application
    Filed: May 13, 2014
    Publication date: September 4, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Masahiro TANAKA, Hajime KATO
  • Publication number: 20140248800
    Abstract: A connector includes: a connector housing formed in a tubular shape by an insulating synthetic resin; a cover for closing an opening of one end side in an axial direction of the connector housing; and plural terminal fittings formed inside the connector housing by insert molding, one end of the terminal fittings each being arranged in an opening for coupling of the other end side in the axial direction of the connector housing and the other end of the terminal fittings each being connected to one end of an electric wire. The one end of the terminal fittings each led out of one inner wall part of the connector housing traverses the opening for coupling, and a distal end of the terminal fittings each is buried in the other inner wall part opposed to the one inner wall part.
    Type: Application
    Filed: May 14, 2014
    Publication date: September 4, 2014
    Applicant: Yazaki Corporation
    Inventors: Masahiro TANAKA, Hajime KATO
  • Patent number: 8808026
    Abstract: A waterproof structure, which is for one connector fixed to a mounting hole of an automotive motor's metallic case and another connector fixed to a mounting hole of an automotive inverter's metallic case and connected to the one connector, comprises ring-shaped first and second packings. The first packing resides between the one case's surface and the one connector's surface that are orthogonal to a fitting direction of the connectors such that the one case's mounting hole is surrounded thereby to provide waterproof interface between the one case and the one connector. The second packing resides between the other case's surface and the other connector's surface that are parallel to the fitting direction. The second packing extends on an outer circumferential surface of the other connector to provide waterproof interface between an inner circumferential surface of the other case's mounting hole and the other connector's outer circumferential surface.
    Type: Grant
    Filed: April 22, 2010
    Date of Patent: August 19, 2014
    Assignee: Yazaki Corporation
    Inventors: Yasuhiro Yamaguchi, Mitsuhiro Matsumoto, Sachiko Yagome, Hajime Kato
  • Publication number: 20140206213
    Abstract: A fixing bracket inserted into a cassette type insertion section of a male housing extends to the outside from an opening formed in a hood of a female housing under a state where the male connector is engaged with a female connector. A side face, a bottom face and a side face of the cassette type insertion section extending in the insertion direction of the male housing into the female housing come into face contact with inner faces provided for the hood, respectively.
    Type: Application
    Filed: March 25, 2014
    Publication date: July 24, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Hajime KATO, Hiroshi SHINBA