Patents by Inventor Toshihiko Kato

Toshihiko 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: 10525530
    Abstract: A three-dimensional shaping apparatus includes a shaping table 31, a squeegee 32, a sintering device, a cutting device, transport pathways 4 through which metal powder and fumes that have been discharged to the outer side of a shaping tank 1 after cutting with the cutting device, and metal powder that has been discharged to the outer side of a chamber 2 surrounding the shaping tank 1 without forming part of the laminated layer, are transported to a sifter 5 located at the top of a powder tank 6, and supply devices for inert gas that does not react with the metal powder at an inlet 40 of each transport pathway 4, so as to suppress oxidation of metal powder in the transport pathway for collected metal powder and fumes, and also dust explosion due to sudden oxidation of the same.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: January 7, 2020
    Assignee: Matsuura Machinery Corp.
    Inventors: Kouichi Amaya, Toshihiko Kato, Tetsushi Midorikawa, Mitsuyoshi Yoshida, Kazuhiro Shimizu
  • Patent number: 10471561
    Abstract: A pallet changing apparatus adopting a table 4 capable of moving back from and forth for a side of a turning shaft 1 and having an oscillating portion 41 for placing workpieces W, W? by means of pallets P, P? so as to oscillate freely by a rising portion 42 at the leading end of the table 4, wherein the turning shaft 1 covers a turning supporting portion 11 at its lower end side and turns together with a pallet changing arm 3 and moves freely in a vertical direction, and an insertion and removal hole 20 is provided, at the covering region, and allows the rising portion 42 to be inserted into the insertion and removal hole 20 and removed from the insertion and removal hole 20.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: November 12, 2019
    Assignee: Matsuura Machinery Corporation
    Inventors: Toshihiko Kato, Takashi Tameto, Kyusuke Horiguchi
  • Patent number: 10367291
    Abstract: Provided are a connector and a connector assembly which can be attached for use to a bendable object of interest such as clothing. A connector, which is mated with a mating connector, is provided with a plate-shaped housing, electrically conductive contacts arranged on the housing, and a plurality of retainer members formed from a magnetic metal and arranged in the housing. When the connector is mated with the mating connector, the retainer members are attracted to a magnet that the mating connector has so as to hold the mating state. The housing is formed from a bendable insulating rubber, and the plurality of retainer members are spaced apart from each other in the longitudinal direction (the X direction) parallel to a front surface of the housing.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: July 30, 2019
    Assignee: SMK Corporation
    Inventors: Kiyoshi Asai, Tomohito Okamura, Toshihiko Kato
  • Publication number: 20190118321
    Abstract: A pallet changing apparatus which adopts a table 4 that is able to move back and forth in relation to a turning shaft 1 and has a oscillating portion 41 for placing workpieces W, W? by way of pallets P, P? so as to oscillate freely by a rising portion 42 at the leading end of the table, and a bridging extending portion 31 which bridges a supporting portion of pallet P or P? in a pallet changing arm 3 with both sides of the turning shaft 1 forming a shape of covering across the upper side of the rising portion 42 at a stage of the table 4 transferring pallet P.
    Type: Application
    Filed: October 5, 2018
    Publication date: April 25, 2019
    Inventors: Toshihiko Kato, Takashi Tameto, Kyusuke Horiguchi
  • Publication number: 20190118320
    Abstract: A pallet changing apparatus adopting a table 4 capable of moving back from and forth for a side of a turning shaft 1 and having an oscillating portion 41 for placing workpieces W, W? by means of pallets P, P? so as to oscillate freely by a rising portion 42 at the leading end of the table 4, wherein the turning shaft 1 covers a turning supporting portion 11 at its lower end side and turns together with a pallet changing arm 3 and moves freely in a vertical direction, and an insertion and removal hole 20 is provided, at the covering region, and allows the rising portion 42 to be inserted into the insertion and removal hole 20 and removed from the insertion and removal hole 20.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 25, 2019
    Inventors: Toshihiko Kato, Takashi Tameto, Kyusuke Horiguchi
  • Publication number: 20190089087
    Abstract: Provided are a connector and a connector assembly which can be attached for use to a bendable object of interest such as clothing. A connector, which is mated with a mating connector, is provided with a plate-shaped housing, electrically conductive contacts arranged on the housing, and a plurality of retainer members formed from a magnetic metal and arranged in the housing. When the connector is mated with the mating connector, the retainer members are attracted to a magnet that the mating connector has so as to hold the mating state. The housing is formed from a bendable insulating rubber, and the plurality of retainer members are spaced apart from each other in the longitudinal direction (the X direction) parallel to a front surface of the housing.
    Type: Application
    Filed: February 20, 2018
    Publication date: March 21, 2019
    Inventors: Kiyoshi ASAI, Tomohito OKAMURA, Toshihiko KATO
  • Publication number: 20190070662
    Abstract: A three-dimensional shaping apparatus includes a shaping table 31, a squeegee 32, a sintering device, a cutting device, transport pathways 4 through which metal powder and fumes that have been discharged to the outer side of a shaping tank 1 after cutting with the cutting device, and metal powder that has been discharged to the outer side of a chamber 2 surrounding the shaping tank 1 without forming part of the laminated layer, are transported to a sifter 5 located at the top of a powder tank 6, and supply devices for inert gas that does not react with the metal powder at an inlet 40 of each transport pathway 4, so as to suppress oxidation of metal powder in the transport pathway for collected metal powder and fumes, and also dust explosion due to sudden oxidation of the same.
    Type: Application
    Filed: July 26, 2018
    Publication date: March 7, 2019
    Inventors: Kouichi Amaya, Toshihiko Kato, Tetsushi Midorikawa, Mitsuyoshi Yoshida, Kazuhiro Shimizu
  • Publication number: 20180229431
    Abstract: The stop time of a whole apparatus caused by planning of shaping, maintenance, replacement of a material, or the like is shortened. A three-dimensional laminating and shaping apparatus includes a plurality of shaping chambers, at least one material supplier that supplies a material of a three-dimensional laminated and shaped object onto a shaping table in each of the shaping chambers, at least one light beam irradiator that irradiates the material with a light beam, and a controller that controls the material supplier and the light beam irradiator. If the material supplier supplies the material onto one of the shaping tables, the controller controls the light beam irradiator to perform irradiation of the light beam onto the other one of the shaping tables.
    Type: Application
    Filed: September 2, 2016
    Publication date: August 16, 2018
    Applicant: TECHNOLOGY RESEARCH ASSOCIATION FOR FUTURE ADDITIVE MANUFACTURING
    Inventors: Koichi AMAYA, Toshihiko KATO, Hideto MATSUBARA, Mitsuyoshi YOSHIDA
  • Patent number: 9969002
    Abstract: In a three-dimensional shaping device, a region of an elevatable/lowerable table 2 for forming a powder layer and a region of a powder supply device are divided by a shield plate, an inert gas injection port is provided in the former region, the shield plate can be freely opened or closed so that a powder spraying squeegee traveling on the table is passed through, or a pipe which supplies powder from the powder supply device to the powder spraying squeegee which has traveled to the side of the shield plate penetrates through the shield plate, or a part of the shield plate is the powder supply port for the powder spraying squeegee which has traveled to the side of the shield plate and the pipe protrudes at a lower part and a sintering device applies a laser beam via a transparent region in a ceiling of a chamber.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: May 15, 2018
    Assignee: Matsuura Machinery Corporation
    Inventors: Kouichi Amaya, Toshihiko Kato, Tetsushi Midorikawa, Hideto Matsubara, Mitsuyoshi Yoshida
  • Publication number: 20180015541
    Abstract: In a three-dimensional shaping device, a region of an elevatable/lowerable table 2 for forming a powder layer and a region of a powder supply device are divided by a shield plate, an inert gas injection port is provided in the former region, the shield plate can be freely opened or closed so that a powder spraying squeegee traveling on the table is passed through, or a pipe which supplies powder from the powder supply device to the powder spraying squeegee which has traveled to the side of the shield plate penetrates through the shield plate, or a part of the shield plate is the powder supply port for the powder spraying squeegee which has traveled to the side of the shield plate and the pipe protrudes at a lower part and a sintering device applies a laser beam via a transparent region in a ceiling of a chamber.
    Type: Application
    Filed: December 21, 2016
    Publication date: January 18, 2018
    Inventors: Kouichi Amaya, Toshihiko Kato, Tetsushi Midorikawa, Hideto Matsubara, Mitsuyoshi Yoshida
  • Patent number: 9844915
    Abstract: Laminate molding equipment includes a molding part with a molding table on which a three-dimensional shape molded object is molded, a powder layer forming part supplying material powder on the molding table to form a powder layer, a light beam radiating part radiating a light beam to the powder layer to form a solidified layer, the powder layer forming part includes powder laminating equipment sequentially forming the powder layer on the molding table by moving along a predetermined direction at the molding table, and a moving position detecting unit detecting a moving position along the predetermined direction at the powder laminating equipment, and the control part recognizes the moldable region by output from the moving position detecting unit, and controls the light beam radiating part, and scans the position of the light beam by adjusting angles of two scan mirrors according to processing data of controlling the scanning device.
    Type: Grant
    Filed: November 29, 2014
    Date of Patent: December 19, 2017
    Assignee: Matsuura Machinery Corporation
    Inventors: Toshio Maeda, Hiroshi Arakawa, Yasunori Takezawa, Toshihiko Kato, Koichi Amaya
  • Patent number: 9833841
    Abstract: A cutting method for an inner circumferential face or an outer circumferential face of a work using a cutting tool projecting from a main shaft which turns around a predetermined position serving as a center and for which a turning radius is adjustable, wherein a table that supports the work is set in a rotating central axis that is coaxial with a turning central axis of the main shaft, and the table is rotated in a direction opposite to a turning direction of the main shaft to increase a cutting velocity. The cutting method allows an increase to the cutting velocity under simple control.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: December 5, 2017
    Assignee: Matsuura Machinery Corporation
    Inventors: Kouichi Amaya, Toshihiko Kato, Yasuori Takezawa, Zempoh Shirahama, Tetsuya Igarashi, Shuichi Ohashi
  • Patent number: 9815120
    Abstract: A cutting method in which, in cutting a circumferential face of a work, control is enabled to make a cutting velocity constant accurately by using a cutting tool projecting from a main shaft which turns around a predetermined position serving as a center and for which a turning radius is adjustable, wherein, in the case that a turning angular velocity of the main shaft is represented as ?, a distance from a turning center to a tip of the cutting tool is represented as R, and a cutting velocity of the tip of the cutting tool is set to a constant value C, making the cutting velocity of the cutting tool constant by performing control such that ?0 changes in association with a change in the distance R so that ?=(C2?{dot over (R)}2)1/2/R is formulated (where {dot over (R)} denotes a time differential of the distance R), thus providing an even cut face.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: November 14, 2017
    Assignee: Matsuura Machinery Corporation
    Inventors: Kouichi Amaya, Toshihiko Kato, Yasunori Takezawa, Tetsuya Igarashi, Shuichi Ohashi
  • Publication number: 20170169411
    Abstract: A valuable item management system includes first and second valuable item management devices, and a terminal device that communicates with the first and second communicates with the first and second valuable item management devices. The terminal device includes: an operation input unit that receives, from a user, an instruction relating to the first and second valuable item management devices; an acquisition unit that acquires first and second information based on the received instruction, the first information indicating a process to be performed by the first valuable item management device, the second information relating to the process performed by the first valuable item management device and indicating a process to be performed by the second valuable item management device; and a communication unit transmits the acquired first information to the first valuable item management device, and transmits the acquired second information to the second valuable item management device.
    Type: Application
    Filed: December 12, 2016
    Publication date: June 15, 2017
    Inventor: Toshihiko KATO
  • Publication number: 20170129017
    Abstract: A cutting method in which, in cutting a circumferential face of a work, control is enabled to make a cutting velocity constant accurately by using a cutting tool projecting from a main shaft which turns around a predetermined position serving as a center and for which a turning radius is adjustable, wherein, in the case that a turning angular velocity of the main shaft is represented as ?, a distance from a turning center to a tip of the cutting tool is represented as R, and a cutting velocity of the tip of the cutting tool is set to a constant value C, making the cutting velocity of the cutting tool constant by performing control such that ?0 changes in association with a change in the distance R so that ?=(C2?{dot over (R)}2)1/2/R is formulated (where {dot over (R)} denotes a time differential of the distance R), thus providing an even cut face.
    Type: Application
    Filed: January 23, 2017
    Publication date: May 11, 2017
    Inventors: Kouichi Amaya, Toshihiko Kato, Yasunori Takezawa, Tetsuya Igarashi, Shuichi Ohashi
  • Publication number: 20170095864
    Abstract: A cutting method in which, in cutting an inner circumferential face or an outer circumferential face of a work based on turning of a main shaft around a predetermined position serving as a center, control is enabled to make a cutting velocity constant. To achieve the object, a cutting method is provided for an inner circumferential face or an outer circumferential face of a work, using a cutting tool projecting from a main shaft which turns around a predetermined position serving as a center and for which a turning radius is adjustable, wherein, in the case that a turning angular velocity of the main shaft is represented as ?, a distance from a turning center to a tip of the cutting tool is represented as R, and a cutting velocity of the tip of the cutting tool is set to a constant value C, making the cutting velocity of the cutting tool is made constant by performing control such that ? changes in association with a change in the distance R so that ? = ( C 2 - R .
    Type: Application
    Filed: March 14, 2016
    Publication date: April 6, 2017
    Inventors: Kouichi Amaya, Toshihiko Kato, Yasuori Takezawa, Zempoh Shirahama, Tetsuya Igarashi, Shuichi Ohashi
  • Publication number: 20170095863
    Abstract: A cutting method for an inner circumferential face or an outer circumferential face of a work using a cutting tool projecting from a main shaft which turns around a predetermined position serving as a center and for which a turning radius is adjustable, wherein a table that supports the work is set in a rotating central axis that is coaxial with a turning central axis of the main shaft, and the table is rotated in a direction opposite to a turning direction of the main shaft to summate a cutting velocity. The cutting method allows a summation to the cutting velocity under simple control.
    Type: Application
    Filed: March 14, 2016
    Publication date: April 6, 2017
    Inventors: Kouichi Amaya, Toshihiko Kato, Yasuori Takezawa, Zempoh Shirahama, Tetsuya Igarashi, Shuichi Ohashi
  • Publication number: 20170047267
    Abstract: The present invention provides a heat dissipation film having high mechanical strength and flexibility, which is obtained by laminating a heat emission layer excellent in heat dissipation by infrared radiation, electrical insulation, and heat resistance on a metal film having excellent heat transfer efficiency. The present invention also provides a dispersion for heat emission layers for use in the production of the heat dissipation film, a method for producing a heat dissipation film using the dispersion for heat emission layers, and a solar cell including the heat dissipation film.
    Type: Application
    Filed: April 16, 2014
    Publication date: February 16, 2017
    Applicants: SUMITOMO SEIKA CHEMICALS CO., LTD., National Institute of Advanced Industrial Science and Technology, CERAMISSION CO., LTD.
    Inventors: Yuki UMEDA, Seiji BANDO, Kazunori KAWASAKI, Toshihiko KATO, Takeo EBINA, Hiromichi HAYASHI, Takashi NAKAMURA, Akira OHTA, Takashi NAITO
  • Patent number: 9462362
    Abstract: A microphone support device includes a ring-shaped flame, a plurality of fixed arms which protrude toward an inner side of the flame, a plurality of movable arms which are longer than the fixed arms and are detachable, and multiple microphones. A small-size microphone array is constructed by accommodating the plurality of movable arms inside of the flame in a radiating state. On the other hand, a large-size microphone array is constructed by radially developing the plurality of movable arms outside of the flame. When constructing a circular two-dimensional microphone array, a size of the circular two-dimensional microphone array can be easily changed in this manner. Hence, the sound localization can be handled over a wide frequency range.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: October 4, 2016
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Takaaki Yamanaka, Masaya Gotou, Toshihiko Kato
  • Publication number: 20160037244
    Abstract: A microphone support device includes a ring-shaped flame, a plurality of fixed arms which protrude toward an inner side of the flame, a plurality of movable arms which are longer than the fixed arms and are detachable, and multiple microphones. A small-size microphone array is constructed by accommodating the plurality of movable arms inside of the flame in a radiating state. On the other hand, a large-size microphone array is constructed by radially developing the plurality of movable arms outside of the flame. When constructing a circular two-dimensional microphone array, a size of the circular two-dimensional microphone array can be easily changed in this manner. Hence, the sound localization can be handled over a wide frequency range.
    Type: Application
    Filed: January 31, 2014
    Publication date: February 4, 2016
    Inventors: Takaaki YAMANAKA, Masaya GOTOU, Toshihiko KATO