Patents by Inventor Kazumasa Okamura

Kazumasa Okamura 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: 20200239718
    Abstract: An aqueous ink jet composition of the present disclosure includes: at least one dye selected from the group consisting of C.I. Solvent Yellow 160:1, C.I. Disperse Yellow 82, and C.I. Disperse Yellow 184; a material A which is at least one compound selected from the group consisting of a compound represented by the following formula (1), a compound represented by the following formula (2), an ethylene oxide adduct of tristyrylphenol, a derivative of an ethylene oxide adduct of tristyrylphenol, a polyalkylene glycol, and a derivative of a polyalkylene glycol; and an anionic dispersant.
    Type: Application
    Filed: January 29, 2020
    Publication date: July 30, 2020
    Inventors: Kenji KITADA, Hiroko HAYASHI, Yasunari IKEDA, Hisashi OKAMURA, Kenta KIKUCHI, Hirofumi HOKARI, Shinichi NAITO, Kazumasa OTSUKI, Michio NAKAMORI, Shinichi YAMAMOTO, Seiji KAGAMI, Shigeki KAWADA
  • Publication number: 20200207999
    Abstract: An aqueous ink jet composition contains: C.I. Disperse Red 364; a material A which is at least one compound selected from the group consisting of a compound represented by the following formula (1), a compound represented by the following formula (2), an ethylene oxide adduct of tristyrylphenol, a derivative of the ethylene oxide adduct of tristyrylphenol, a polyalkylene glycol, and a derivative of the polyalkylene glycol; and an anionic dispersant.
    Type: Application
    Filed: December 26, 2019
    Publication date: July 2, 2020
    Inventors: Hisashi OKAMURA, Hiroko HAYASHI, Kenji KITADA, Yasunari IKEDA, Hirofumi HOKARI, Shinichi YAMAMOTO, Michio NAKAMORI, Shigeki KAWADA, Kenta KIKUCHI, Kazumasa OTSUKI, Seiji KAGAMI, Shinichi NAITO
  • Publication number: 20200122081
    Abstract: Separation efficiency of a gas in a gas separator mounted on a vehicle is improved. The gas separation system mounted on the vehicle provided with an internal combustion engine includes the gas separator configured to separate a predetermined component in the gas under the existence of water, a first passage connected to the gas separator so as to introduce an atmosphere into the gas separator, and a second passage connecting between an exhaust passage of the internal combustion engine and the first passage so as to introduce exhaust gas of the internal combustion engine into the gas separator.
    Type: Application
    Filed: October 11, 2019
    Publication date: April 23, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kazumasa OKAMURA, Kouseki SUGIYAMA
  • Patent number: 10456669
    Abstract: An example of a game controller includes within a housing a first substrate on a front surface side and a second substrate on a back surface side. On a surface of the first substrate, switches such as a capture button and a home button are provided, and on a back surface of the first substrate, an NFC antenna is provided. In a region where contactless communication can be performed using the NFC antenna, switches such as a capture button and a home button are provided.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: October 29, 2019
    Assignee: NINTENDO CO., LTD.
    Inventors: Takanori Okamura, Fumiyoshi Suetake, Kazumasa Kaneko
  • Patent number: 10441878
    Abstract: An example of a game controller includes within a housing a first substrate on a front surface and a second substrate on a back surface. On a front surface of the first substrate, switches for various operation buttons are provided, and on a back surface of the first substrate, an NFC antenna is provided. Further, on a second substrate, a control circuit for controlling contactless communication performed using the NFC antenna, a control circuit for controlling operation data indicating whether or not the operation buttons are pressed, and the like are placed.
    Type: Grant
    Filed: February 2, 2017
    Date of Patent: October 15, 2019
    Assignee: NINTENDO CO., LTD.
    Inventors: Kazumasa Kaneko, Takanori Okamura, Masaya Yamaguchi
  • Publication number: 20190091406
    Abstract: A drug injection system includes a cartridge adapter and a drug injection device. The cartridge adapter includes: a main body case; an attachment portion provided on the main body case used for attachment to the drug injection device; an accommodating portion that accommodates therein a drug cartridge; a piston; a piston gear that allows the piston to slide therethrough; a stopper that stops movement of the piston gear; and a release lever that releases a locked state of the piston gear. The drug injection device includes: a casing that accommodates therein a portion of the cartridge adapter; an engagement portion that engages with the cartridge adapter; a drive gear to which the piston gear of the cartridge adapter is connected; a motor connected to the drive gear; and a release bar that drives the release lever of the cartridge adapter.
    Type: Application
    Filed: November 21, 2018
    Publication date: March 28, 2019
    Inventors: Kazumasa OKAMURA, Mitsuaki ZOUDA, Kenji MURAKAMI
  • Patent number: 8270650
    Abstract: A hearing aid, wherein a front sound opening and a front microphone are acoustically connected via a front sound guide path, and the front sound guide path includes a first space formed between the front microphone and the electrical connection part inside the main body case, and a second space formed between the electrical connection part and the inner wall face of the main body case.
    Type: Grant
    Filed: November 27, 2009
    Date of Patent: September 18, 2012
    Assignee: Panasonic Corporation
    Inventors: Minoru Tada, Yosimasa Simogochi, Kazumasa Okamura
  • Publication number: 20120140968
    Abstract: A hearing aid, wherein a front sound opening and a front microphone are acoustically connected via a front sound guide path, and the front sound guide path includes a first space formed between the front microphone and the electrical connection part inside the main body case, and a second space formed between the electrical connection part and the inner wall face of the main body case.
    Type: Application
    Filed: November 27, 2009
    Publication date: June 7, 2012
    Inventors: Minoru Tada, Yosimasa Simogochi, Kazumasa Okamura
  • Patent number: 7936893
    Abstract: In a hearing aid, a main body case has a fitting-use first communication terminal provided inside the main body case, so that the first communication terminal can be visually checked when the battery case is removed by turning, and the battery case has a first locking protrusion that is engaged with the main body case and a pressing protrusion that is opposite the first communication terminal, when the battery case is turned for installation.
    Type: Grant
    Filed: June 8, 2010
    Date of Patent: May 3, 2011
    Assignee: Panasonic Corporation
    Inventors: Minoru Tada, Yosimasa Simogochi, Kazumasa Okamura
  • Publication number: 20100316239
    Abstract: In a hearing aid, a main body case has a fitting-use first communication terminal provided inside the main body case, so that the first communication terminal can be visually checked when the battery case is removed by turning, and the battery case has a first locking protrusion that is engaged with the main body case and a pressing protrusion that is opposite the first communication terminal, when the battery case is turned for installation.
    Type: Application
    Filed: June 8, 2010
    Publication date: December 16, 2010
    Applicant: PANASONIC CORPORATION
    Inventors: MINORU TADA, YOSIMASA SIMOGOCHI, KAZUMASA OKAMURA