Patents by Inventor Koji Akiyama

Koji Akiyama 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: 20200052189
    Abstract: An object of the present invention is to provide a method of manufacturing a composite substrate including a piezoelectric layer with less Li amount variation and a support substrate. A method of manufacturing a composite substrate of the present invention includes a step of performing ion implantation into a piezoelectric substrate, a step of bonding the piezoelectric substrate and the support substrate, a step of separating the bonded substrate, at an ion-implanted portion of the piezoelectric substrate, into the piezoelectric layer bonded to the support substrate and the remaining piezoelectric substrate after the step of bonding the piezoelectric substrate and the support substrate, and a step of diffusing Li into the piezoelectric layer after the separating step.
    Type: Application
    Filed: October 5, 2017
    Publication date: February 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Masayuki TANNO, Kazutoshi NAGATA, Shoji AKIYAMA, Koji KATO
  • Publication number: 20190358400
    Abstract: A syringe is disclosed, which includes a needle having an outer cylinder including an outer cylinder body part and a needle fixing part provided at a distal end part of the outer cylinder body part; an injection needle having a puncturing needle tip at a distal end and fixed to the needle fixing part; and a gasket housed in the outer cylinder. The injection needle is such a tapered part holding injection needle that a puncturing time piercing part having a needle tip has an outer diameter of 0.42 mm or less and has a thickness of 0.1 mm or less, or the injection needle is such a small diameter thin injection needle as to have a thickness of 0.04 mm or less. The gasket includes a gasket body and a soft coating provided on a portion that comes into contact with the inner surface of the outer cylinder.
    Type: Application
    Filed: July 17, 2019
    Publication date: November 28, 2019
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Koji NAKAMURA, Tetsuya OYAUCHI, Ayumi KUMAGAI, Takeshi AKIYAMA, Shigeru TAMATSUKURI
  • Patent number: 10490443
    Abstract: A method of selectively forming a thin film on a substrate to be processed in which a conductive film and an insulating film are exposed to a surface of the substrate includes: selectively forming a first Ru film only on a first surface, which is an exposed surface of the conductive film and formed of one of Ru, RuO2, Pt, Pd, CuO, and CuO2, using an Ru(EtCp)2 gas and an O2 gas; and selectively forming a first SiO2-containing insulating film only on a second surface, which is an exposed surface of the insulating film has OH groups, by performing one or more times a process of supplying a TMA gas to the substrate to adsorb TMA only to the second surface and a process of forming an SiO2 film only on a surface of the adsorbed TMA using a silanol group-containing silicon raw material and an oxidizing agent.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 26, 2019
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Yumiko Kawano, Shuji Azumo, Hiroki Murakami, Michitaka Aita, Tadahiro Ishizaka, Koji Akiyama, Yusaku Kashiwagi, Hajime Nakabayashi
  • Patent number: 10473353
    Abstract: A hot gas bypass circuit that connects a discharge side of the compressor and a portion between the heat source side heat exchanger and the expansion valve, an on-off valve that opens and closes a channel of the hot gas bypass circuit, and a control device performing control to select one of hot gas bypass defrosting and reverse cycle defrosting according to a frosting amount on the heat source side heat exchanger and perform defrosting. The control device controls to open the on-off valve of the hot gas bypass circuit such that a part of a refrigerant discharged from the compressor is supplied to the heat source side heat exchanger via the hot gas bypass circuit and, the control device switches switch the four-way valve such that the refrigerant discharged from the compressor is supplied to the heat source side heat exchanger after passing through the four-way valve.
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: November 12, 2019
    Assignee: Hitachi-Johnson Controls Air Conditioning, Inc.
    Inventors: Kazuhiko Tani, Koji Naito, Tatsuya Mochida, Kazumoto Urata, Yoshiyuki Akiyama, Masami Inaba
  • Publication number: 20190320992
    Abstract: The X-ray diagnostic apparatus according to a present embodiment includes processing circuitry. The processing circuitry is configured to: generate an X-ray image of an object by irradiating the object with X-rays; acquire an evaluation result of at least one of elasticity evaluation of a blood vessel of the object and thickness evaluation of a wall of the blood vessel of the object; generate a superimposed image in which the evaluation result is superimposed on the X-ray image; and display the superimposed image on a display.
    Type: Application
    Filed: April 12, 2019
    Publication date: October 24, 2019
    Applicant: Canon Medical Systems Corporation
    Inventors: Takashi KOYAKUMARU, Nobuhide OOI, Koji ANDO, Mitsuo AKIYAMA, Sayaka TAKAHASHI, Ryoichi NAGAE, Minori IZUMI, Takayuki KOJIMA
  • Patent number: 10384008
    Abstract: A syringe is disclosed, which includes a needle having an outer cylinder including an outer cylinder body part and a needle fixing part provided at a distal end part of the outer cylinder body part; an injection needle 6 having a puncturing needle tip at a distal end and fixed to the needle fixing part; and a gasket housed in the outer cylinder. The injection needle is such a tapered part holding injection needle that a puncturing time piercing part having a needle tip has an outer diameter of 0.42 mm or less and has a thickness of 0.1 mm or less, or the injection needle is such a small diameter thin injection needle as to have a thickness of 0.04 mm or less. The gasket includes a gasket body and a soft coating provided on a portion that comes into contact with the inner surface of the outer cylinder.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: August 20, 2019
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Koji Nakamura, Tetsuya Oyauchi, Ayumi Kumagai, Takeshi Akiyama, Shigeru Tamatsukuri
  • Publication number: 20190239859
    Abstract: The medical image diagnostic apparatus according to a present embodiment includes processing circuitry. The processing circuitry is configured to display an ultrasonic image and a non-ultrasonic medical image to a display. The processing circuitry is configured to determine which of a displayed ultrasonic image and a displayed non-ultrasonic medical image is live. The processing circuitry is configured to inform information indicating which any one of the displayed ultrasonic image and the displayed non-ultrasonic medical image is live in accordance with the determination.
    Type: Application
    Filed: January 30, 2019
    Publication date: August 8, 2019
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Sayaka TAKAHASHI, Ryoichi Nagae, Nobuhide Ooi, Mitsuo Akiyama, Koji Ando, Minori Izumi, Takashi Koyakumaru
  • Patent number: 10363018
    Abstract: According to one embodiment, a medical processing apparatus includes processing circuitry. The processing circuitry adds incidental information including information regarding a kind concerning each of a plurality of regions in a heart to an analysis result of each of the regions. The analysis result is obtained by analyzing medical data. The processing circuitry determines a display position of the analysis result of each of the regions based on the incidental information.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: July 30, 2019
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Shogo Fukuda, Yasuhiko Abe, Tetsuya Kawagishi, Koji Ando, Mitsuo Akiyama
  • Patent number: 10344781
    Abstract: A control system for controlling a work machine including a working unit including elements and actuators that drives the elements includes: a first hydraulic pump and a second hydraulic pump each of which supplies operating oil to at least one of the actuators; and a control device that calculates a distribution flow rate of operating oil distributed to each of the actuators based on an operating state of the working unit and switches, based on the calculated distribution flow rate, between a first state in which the operating oil supplied from both the first hydraulic pump and the second hydraulic pump is supplied to the actuators and a second state in which the actuator to which the operating oil is supplied from the first hydraulic pump is different from the actuator to which the operating oil is supplied from the second hydraulic pump.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: July 9, 2019
    Assignee: Komatsu Ltd.
    Inventors: Yuta Kamoshita, Tadashi Kawaguchi, Teruo Akiyama, Kenji Oshima, Koji Saito, Noboru Iida
  • Publication number: 20190123165
    Abstract: There is provided a semiconductor device. The semiconductor device includes a first electrode made of a metal, a first semiconductor, a first insulating film configured to be provided between the first electrode and the first semiconductor and to be made of an insulating transition metal oxide and an intermediate film configured to be provided between the first electrode and the first insulating film. A lower end of a conduction band of the intermediate film is lower than a Fermi level of the metal constituting the first electrode.
    Type: Application
    Filed: October 24, 2018
    Publication date: April 25, 2019
    Inventors: Koji AKIYAMA, Hajime NAKABAYASHI, Kazuki HASHIMOTO, Sara OTSUKI
  • Publication number: 20190096750
    Abstract: A method of selectively forming a thin film on a substrate to be processed in which a conductive film and an insulating film are exposed to a surface of the substrate includes: selectively forming a first Ru film only on a first surface, which is an exposed surface of the conductive film and formed of one of Ru, RuO2, Pt, Pd, CuO, and CuO2, using an Ru(EtCp)2 gas and an O2 gas; and selectively forming a first SiO2-containing insulating film only on a second surface, which is an exposed surface of the insulating film has OH groups, by performing one or more times a process of supplying a TMA gas to the substrate to adsorb TMA only to the second surface and a process of forming an SiO2 film only on a surface of the adsorbed TMA using a silanol group-containing silicon raw material and an oxidizing agent.
    Type: Application
    Filed: September 27, 2018
    Publication date: March 28, 2019
    Inventors: Yumiko KAWANO, Shuji AZUMO, Hiroki MURAKAMI, Michitaka AITA, Tadahiro ISHIZAKA, Koji AKIYAMA, Yusaku KASHIWAGI, Hajime NAKABAYASHI
  • Publication number: 20190074216
    Abstract: There is provided a semiconductor device including: a first wiring; a second wiring; a dielectric layer configured to insulate the first wiring and the second wiring from each other; and an impedance adjustment layer formed between the first wiring and the second wiring, and configured to adjust an impedance between the first wiring and the second wiring.
    Type: Application
    Filed: September 6, 2018
    Publication date: March 7, 2019
    Inventors: Hajime NAKABAYASHI, Koji AKIYAMA
  • Publication number: 20190034398
    Abstract: A system for inputting data to a web page that is selectively accessed and displayed through a web browser executing on a computing device includes an electronic scratch pad on the computing device that is configured to identify data entry fields on an accessed web page and to retrieve a label corresponding to any identified data entry field of the web page. The electronic scratch pad records the label and any user input that is input using a user input device to the corresponding data entry field.
    Type: Application
    Filed: August 3, 2018
    Publication date: January 31, 2019
    Inventors: Koji Akiyama, Yoshiaki Sawano, Yashuhiro Shibutani, Yasuaki Takahashi
  • Patent number: 10153169
    Abstract: In a method of controlling a threshold of a transistor, a gate insulating film is formed in a channel region of a metal-oxide-semiconductor (MOS) transistor on a main surface of a semiconductor substrate. A first electrode layer is formed on the gate insulating film and a second electrode layer containing a work function adjusting metal is formed on the first electrode layer. Thereafter, an oxidation treatment or nitridation treatment using a microwave plasma processing apparatus is performed to inactivate the work function adjusting metal, thereby executing a threshold control of the MOS transistor.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: December 11, 2018
    Assignee: Tokyo Electron Limited
    Inventors: Kentaro Shiraga, Koji Akiyama, Junya Miyahara, Yutaka Fujino
  • Patent number: 10095675
    Abstract: A system for inputting data to a web page that is selectively accessed and displayed through a web browser executing on a computing device includes an electronic scratch pad on the computing device that is configured to identify data entry fields on an accessed web page and to retrieve a label corresponding to any identified data entry field of the web page. The electronic scratch pad records the label and any user input that is input using a user input device to the corresponding data entry field.
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: October 9, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Koji Akiyama, Yoshiaki Sawano, Yashuhiro Shibutani, Yasuaki Takahashi
  • Patent number: 10072346
    Abstract: Provided is a method for producing metal by molten salt electrolysis, by which the metal can be efficiently produced. A method for producing metal by using an apparatus for molten salt electrolysis having an electrolytic cell and an electrode pair, wherein the molten salt electrolysis in the electrolytic cell and heating of the molten salt by a Joule heat generation between a pair of electrodes for electrolysis are simultaneously performed; and wherein the apparatus for molten salt electrolysis has at least two sets of electrode pair, and at least one set of the electrode pairs is electrically opened.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: September 11, 2018
    Assignee: TOHO TITANIUM CO., LTD.
    Inventors: Takahiro Yamabe, Yuichi Ono, Koji Akiyama, Motoshige Sato, Bunji Akimoto
  • Patent number: 9857687
    Abstract: A method of manufacturing a substrate includes applying solder resist ink containing a mixing resin of epoxy-based resin and acrylic-based resin on at least one surface of a substrate body to form a solder resist layer, and irradiating a predetermined portion of the solder resist layer with ultraviolet rays and controlling an amount of irradiation of the ultraviolet rays irradiated to the predetermined of the solder resist layer to form the predetermined portion in transmissivity that transmits light.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: January 2, 2018
    Assignees: TOKAI SHINEI ELECTRONICS INIDUSTRY CO., LTD, YAMATOYA & CO., LTD
    Inventors: Kazunori Tsuge, Yoshihito Tanaka, Koji Akiyama, Kiyoshi Tanaka, Kazuyoshi Nishio, Takehiro Kato, Masaru Murakami, Tadayoshi Saito, Hirotoshi Yoshimura, Akira Inoue, Iwao Numakura, Noriaki Tsukada
  • Publication number: 20170221716
    Abstract: In a method of controlling a threshold of a transistor, a gate insulating film is formed in a channel region of a metal-oxide-semiconductor (MOS) transistor on a main surface of a semiconductor substrate. A first electrode layer is formed on the gate insulating film and a second electrode layer containing a work function adjusting metal is formed on the first electrode layer. Thereafter, an oxidation treatment or nitridation treatment using a microwave plasma processing apparatus is performed to inactivate the work function adjusting metal, thereby executing a threshold control of the MOS transistor.
    Type: Application
    Filed: February 2, 2017
    Publication date: August 3, 2017
    Inventors: Kentaro SHIRAGA, Koji AKIYAMA, Junya MIYAHARA, Yutaka FUJINO
  • Patent number: 9643269
    Abstract: A worm wheel is provided in which a step is not formed near a tooth face meshing with a worm, and noise does not easily occur during power transmission. A worm wheel 1 includes a circular arc-shaped tooth section 5 that is a portion meshing with a worm 101 and configuring a circular tube worm gear, and a helical tooth section 4 that is connected to one end side of the circular arc-shaped tooth section 5. An angle of torsion at an arbitrary reference point 14 in a tooth depth direction of a tooth 3 on a boundary 7 between the circular arc-shaped tooth section 5 and the helical tooth section 4 is equal to an angle of torsion at a second reference point 15 corresponding to the first reference point 14 in the tooth depth direction of the tooth 3 in a diameter portion P0 of a throat of the circular arc-shaped section 5. As a result, a step is not formed on a tooth face on the boundary 7 between the circular arc-shaped tooth section 5 and the helical tooth section 4.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: May 9, 2017
    Assignee: ENPLAS CORPORATION
    Inventor: Koji Akiyama
  • Patent number: 9418837
    Abstract: A semiconductor device manufacturing method that includes: forming a gate insulating film containing a hafnium oxide and a zirconium oxide on a workpiece having a source, a drain and a channel; and subjecting the gate insulating film to a crystallization heat treatment at a temperature of 600 degrees C. or less is provided. The gate insulating film subjected to the crystallization heat treatment has a relative permittivity of 27 or more.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: August 16, 2016
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Koji Akiyama, Hirokazu Higashijima, Chihiro Tamura, Shintaro Aoyama, Yu Wamura