Patents by Inventor Jun Fujita

Jun Fujita 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: 20180370653
    Abstract: A takeoff and landing assist apparatus for a flight vehicle with rotor blades causes the flight vehicle to take off from or be landed on a target point. The takeoff and landing assist apparatus includes a plurality of guide rods in parallel to each other, the plurality of guide rods being provided to one of the flight vehicle and the target point; and a plurality of guide rings into which the plurality of guide rods are insertable, the plurality of guide rings being provided to the other of the flight vehicle and the target point. A center-to-center distance between the plurality of guide rods and a center-to-center distance between the plurality of guide rings are set to be same.
    Type: Application
    Filed: December 2, 2016
    Publication date: December 27, 2018
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventor: Jun Fujita
  • Patent number: 10069396
    Abstract: A power system has a first control apparatus configured to generating a first command signal and a second command signal, to control the first converter on the basis of the first command signal, and to transmit the second command signal to a second control apparatus and the second control apparatus configured to control the second converter on the basis of the received second command signal. When it is requested that a state of each of the first and second converters is changed from a first state to a second state, the first control apparatus generates the first and second command signals so that the state of the second converter is changed to a third state in which both of the upper arm and the lower arm keep being in the OFF state, then the state of the first converter is changed from the first state to the second state, and then the state of the second converter is changed from the third state to the second state.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: September 4, 2018
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kosuke Hirano, Masaki Okamura, Toshifumi Yamakawa, Jun Fujita, Ryo Kamikawa
  • Publication number: 20180201898
    Abstract: The invention provides a method for producing a substrate for supporting cells, including a humidification step of humidifying the periphery of a non-fluorine resin based substrate, and a UV irradiation step of irradiating the substrate with UV in an oxygen and/or ozone containing atmosphere during and/or after the humidification step. The invention also provides a substrate for supporting cells, which is a non-fluorine resin based substrate. The substrate has a cell supporting surface for supporting cells, containing a component capable of generating C7H5O+ molecules by beam irradiation of a time-of-flight secondary ion mass spectrometer, such that cells are supported on the cell-supporting surface.
    Type: Application
    Filed: February 24, 2016
    Publication date: July 19, 2018
    Inventors: Shuichi Takahashi, Michio Ohira, Hideo Nakata, Shogo Miyata, Shugo Tohyama, Jun Fujita, Keiichi Fukuda
  • Publication number: 20180166967
    Abstract: A power system has a first control apparatus configured to generating a first command signal and a second command signal, to control the first converter on the basis of the first command signal, and to transmit the second command signal to a second control apparatus and the second control apparatus configured to control the second converter on the basis of the received second command signal. When it is requested that a state of each of the first and second converters is changed from a first state to a second state, the first control apparatus generates the first and second command signals so that the state of the second converter is changed to a third state in which both of the upper arm and the lower arm keep being in the OFF state, then the state of the first converter is changed from the first state to the second state, and then the state of the second converter is changed from the third state to the second state.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kosuke HIRANO, Masaki OKAMURA, Toshifumi YAMAKAWA, Jun FUJITA, Ryo KAMIKAWA
  • Publication number: 20180136629
    Abstract: An industrial machinery includes: a drive mechanism driving a control target that moves work or a tool; a motor; a first sensor detecting a position of the control target; a second sensor detecting a position of the motor; a current controller controlling a supply current to the motor; a servo controller outputting a torque instruction to the current controller; and a numerical controller calculating a processing force of the control target to the work based on position information on the control target acquired from the first sensor, position information on the motor acquired from the second sensor, and the torque instruction, the numerical controller determining that the tool is in failure if an absolute value of a first component of the processing force becomes equal to or larger than a first threshold value while processing the work, the first component having a frequency lower than a predetermined frequency.
    Type: Application
    Filed: November 14, 2017
    Publication date: May 17, 2018
    Applicant: Toshiba Kikai Kabushiki Kaisha
    Inventors: Takamichi Ito, Jun Fujita, Atsushi Tada, Hirohiko Matsuzaki
  • Patent number: 9909036
    Abstract: A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b-1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b-2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefinically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: March 6, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Jun Fujita, Yorinobu Takamatsu, Sawako Kojima
  • Publication number: 20170327787
    Abstract: The present invention has as its object to find out new conditions that make it possible to induce cell death of non-cardiomyocytes or undifferentiated stem cells more completely and to select cardiomyocytes only. In order to achieve this object, there are provided in the present application: a cell culture medium for use in inducing cell death of undifferentiated stem cells, wherein the cell culture medium is free of glutamine in the amino acid profile; and also a method for inducing cell death of non-cardiomyocytes by performing cell culture in said cell culture medium. Further provided in this application are: a cell culture medium for use in selecting cardiomyocytes, wherein the cell culture medium is supplemented with lactate, pyruvate or a fatty acid, free of sugar, and free of glutamine in the amino acid profile; and also a method for selecting cardiomyocytes by culturing a mixture of cardiomyocytes and non-cardiomyocytes in said cell culture medium.
    Type: Application
    Filed: July 16, 2015
    Publication date: November 16, 2017
    Applicant: HEARTSEED INC.
    Inventors: Keiichi FUKUDA, Jun FUJITA, Shugo TOHYAMA
  • Publication number: 20170306060
    Abstract: There is provided an aqueous emulsion derived from a blend comprising an acrylic polymer, wherein the pH of the dispersion medium is less than 7.0, and a water-in-oil emulsion containing a nonionic water-soluble polymer, which aqueous emulsion has viscosity of 1,000 to 15,000 mPa s at 25° C. There are also provided adhesive compositions made using the aqueous emulsion and methods for manufacturing the aqueous emulsion.
    Type: Application
    Filed: November 16, 2015
    Publication date: October 26, 2017
    Inventors: Jun Fujita, Takumi Kinoshita
  • Publication number: 20170247547
    Abstract: A method of curing a curable composition includes contacting the free-radically curable composition with the solid primer layer thereby causing at least partial curing of the curable composition. The solid primer layer includes a binder material, optional beta-dicarbonyl compound, and an organic peroxide. The curable composition includes at least one free-radically polymerizable compound, a polyvalent metal compound, and a quaternary ammonium halide. The method can be used for adhesive bonding of substrates and preparation of various articles.
    Type: Application
    Filed: September 28, 2015
    Publication date: August 31, 2017
    Inventors: Yoshihiko Tasaka, Zachary J. Thompson, Jun Fujita, Takahiro Kasahara, Sotaro Endo
  • Patent number: 9721915
    Abstract: A semiconductor device capable of inhibiting oxidation of a Cu wiring even in a high temperature operation. The semiconductor device includes a semiconductor substrate having a main surface, a Cu electrode which is selectively formed on a side of the main surface of the semiconductor substrate, an antioxidant film formed on an upper surface of the Cu electrode except an end portion thereof, an organic resin film which is formed on the main surface of the semiconductor substrate and covers a side surface of the Cu electrode and the end portion of the upper surface thereof, and a diffusion prevention film formed between the organic resin film and the main surface of the semiconductor substrate and between the organic resin film and the side surface and the end portion of the upper surface of the Cu electrode, being in contact therewith.
    Type: Grant
    Filed: February 16, 2015
    Date of Patent: August 1, 2017
    Assignee: Mitsubishi Electric Corporation
    Inventors: Motoru Yoshida, Kazuyo Endo, Jun Fujita, Hiroaki Okabe, Kazuyuki Sugahara
  • Publication number: 20170037284
    Abstract: A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b-1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b-2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefinically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described.
    Type: Application
    Filed: October 19, 2016
    Publication date: February 9, 2017
    Inventors: Jun Fujita, Yorinobu Takamatsu, Sawako Kojima
  • Publication number: 20160358874
    Abstract: A semiconductor device capable of inhibiting oxidation of a Cu wiring even in a high temperature operation. The semiconductor device includes a semiconductor substrate having a main surface, a Cu electrode which is selectively formed on a side of the main surface of the semiconductor substrate, an antioxidant film formed on an upper surface of the Cu electrode except an end portion thereof, an organic resin film which is formed on the main surface of the semiconductor substrate and covers a side surface of the Cu electrode and the end portion of the upper surface thereof, and a diffusion prevention film formed between the organic resin film and the main surface of the semiconductor substrate and between the organic resin film and the side surface and the end portion of the upper surface of the Cu electrode, being in contact therewith.
    Type: Application
    Filed: February 16, 2015
    Publication date: December 8, 2016
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Motoru YOSHIDA, Kazuyo ENDO, Jun FUJITA, Hiroaki OKABE, Kazuyuki SUGAHARA
  • Patent number: 9508564
    Abstract: A plurality of semiconductor element is formed on a substrate. A plurality of sealing windows and a support portion supporting the plurality of sealing windows are formed on a SOI substrate. The SOI substrate is pressured against the substrate by using a pressurizing member and the plurality of sealing windows of the SOI substrate is bonded to the substrate via a low melting point glass member arranged around the plurality of semiconductor elements. The support portion is separated from the plurality of sealing windows bonded to the substrate.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: November 29, 2016
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yoshinori Yokoyama, Kazuyo Endo, Jun Fujita, Shinnosuke Soda, Kazuyasu Nishikawa, Yoichi Nogami, Yoshitsugu Yamamoto, Akira Inoue
  • Patent number: 9490037
    Abstract: A clamper (23) includes a clamp mechanism (231) which inserts an insertion portion (2311a) into a tube member and clamps the tube member and a lifting and lowering mechanism (232) which lifts and lowers the clamp mechanism (231) in the insertion direction of the insertion portion (2311a). The clamp mechanism (231) includes a clamp body (2311) which has the insertion portion (2311a), a cotter (2312) which protrudes from the insertion portion (2311a) to come into friction-contact with the tube member and is movable in a reciprocating manner in the insertion direction of the insertion portion (2311a), a piston rod (2313) which presses the cotter (2312) so that the cotter protrudes from the insertion portion (2311a) when being pulled toward the opposite side to the insertion direction of the insertion portion (2311a), and a rod cylinder (2315) which is integrated with the clamp body (2311) and pulls the piston rod (2313).
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: November 8, 2016
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Atsushi Kamiyoshi, Jun Fujita, Hidekazu Tanaka
  • Patent number: 9487676
    Abstract: A pressure-sensitive adhesive composition is disclosed. The composition comprises a particulate polymer of a monomer mixture comprising (a) an alkyl (meth)acrylate monomer; (b) at least one of (b-1) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a linear alkyl group and (b-2) an alkyl (meth)acrylate monomer with the alkyl group having a carbon number of 15 to 24 and the alkyl group being a branched alkyl group; and (c) a monoolefmically unsaturated monomer having a ketone group with the alkyl group having a carbon number of 8 to 14. Pressure sensitive adhesive tapes incorporating such adhesive compositions are also described.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: November 8, 2016
    Assignee: 3M Innovative Properties Company
    Inventors: Jun Fujita, Yorinobu Takamatsu, Sawako Kojima
  • Patent number: 9484479
    Abstract: A solar cell module in the present invention includes: a wiring member electrically connecting solar cell elements to each other; and a structure in which a solder bonding portion is formed by bonding a collecting electrode, which is provided on a light receiving surface of the solar cell element, extends in a first direction parallel to the wiring member, and has a width smaller than that of the wiring member in a cross section vertical to the first direction, and the wiring member together by melting solder, a cross-sectional shape of the solder bonding portion vertical to the first direction has a shape that gradually narrows toward the collecting electrode from a lower surface of the wiring member, and a side surface of the solder bonding portion and a side surface of the wiring member are covered with a thermosetting resin.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: November 1, 2016
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Tsuneo Hamaguchi, Yoshimi Yabugaki, Daisuke Echizenya, Jun Fujita, Tomoo Takayama, Shinsuke Miyamoto
  • Patent number: 9434073
    Abstract: A robot apparatus (1) includes a control apparatus (3) which carries out correction with use of an estimated value of a joint torque estimation unit (53) which estimates a joint torque acting upon each of joints (20 to 25). The joint torque estimation unit (53) includes a Coulomb frictional force torque estimation unit (70), a viscous frictional torque estimation unit (71), and a transition interval arithmetic operation unit (72) which smoothens transition from the Coulomb frictional force torque estimation unit (70) to the viscous frictional force estimation unit (71) and transition from the viscous frictional force torque estimation unit (71) to the Coulomb frictional force torque estimation unit (70).
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: September 6, 2016
    Assignee: TOSHIBA KIKAI KABUSHIKI KAISHA
    Inventors: Yuta Matsumoto, Yasunori Nishihara, Jun Fujita
  • Patent number: 9341366
    Abstract: A water-chamber working apparatus according to the present invention includes a base that holds heat transfer tubes on a tube plate surface and is fixed to the tube plate surface, and a manipulator that is coupled with the base and is suspended in a water chamber. The base includes a base body that is coupled with a manipulator, a wing capable of being displaced forward and backward with respect to the base body, and clamper that are arranged on the wing and are inserted into the heat transfer tube to clamp and hold the heat transfer tube.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: May 17, 2016
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Jun Fujita, Yoshifumi Isozaki, Atsushi Kamiyoshi
  • Patent number: 9298177
    Abstract: A machine tool according to an embodiment includes a drive mechanism configured to move a control target; a motor configured to operate the drive mechanism; a first encoder configured to detect a position of the control target; a second encoder configured to detect a position of the motor; a servo control unit configured to control the motor; and a numerical control unit configured to receive or calculate an error between the position of the control target obtained from a detection result of the first encoder and a position of the control target obtained from a detection result of the second encoder from the servo control unit, and to estimate a transmission error of the drive mechanism based on a change amount of the error between before and after inversion of a moving direction of the control target.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: March 29, 2016
    Assignee: Toshiba Kikai Kabushiki Kaisha
    Inventors: Jun Fujita, Chihiro Saga
  • Patent number: 9285346
    Abstract: A pipe processing device provided with a subject insertion body (1) includes an insertion end portion (2) that is provided on a front side of the subject insertion body inserted into the pipe and is formed on an outer diameter smaller than an inner diameter of the pipe, an axial ultrasonic sensor (21) that transmits and receives a sonic wave in an insertion direction with respect to a front end of the insertion end portion, a radial ultrasonic sensor (22) that transmits and receives a sonic wave in a direction intersecting a center axis at a side portion of the insertion end portion, and a control unit that controls the movement mechanism according to detection results of the axial ultrasonic sensor and the radial ultrasonic sensor.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: March 15, 2016
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Jun Fujita, Kyoichi Yoshioka, Yoshikatsu Takeda