Patents by Inventor Ryo Okazaki

Ryo Okazaki 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).

  • Piston and method for manufacturing piston
    Patent number: 10132268
    Abstract: This piston includes a piston main body made of aluminum or an aluminum alloy, used in an internal combustion and a modified layer formed on a surface of a strength reinforced portion of the piston main body, having a surface made of aluminum oxide by plasma oxidation, to which compressive residual stress is applied.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: November 20, 2018
    Assignees: AISIN SEIKI KABUSHIKI KAISHA, ADVANCED LASER TECHNOLOGY RESEARCH CENTER CO., LTD.
    Inventors: Takuya Niimi, Akihiro Okamoto, Keiki Sugano, Ryo Okazaki, Muneharu Kutsuna, Kiyotaka Saito
  • Sliding component for internal combustion engine and method of manufacturing sliding component for internal combustion engine
    Patent number: 9719459
    Abstract: A sliding component for an internal combustion engine includes: a sliding component main body that includes a plurality of concave portions formed in a predetermined portion thereof; and a coating layer that covers a portion of the sliding component main body, in which the plurality of concave portions are not formed.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: August 1, 2017
    Assignee: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Takayuki Hayashi, Hiroyoshi Hiejima, Keiki Sugano, Akihiro Okamoto, Takuya Niimi, Ryo Okazaki
  • Piston for internal combustion engine and manufacturing method thereof
    Patent number: 9581105
    Abstract: A piston for an internal combustion engine includes a piston main body for the internal combustion engine, and a crosshatched groove being formed on a surface of the piston main body. The crosshatched groove includes a crosshatch angle that corresponds to a crossing angle of lines that configure a crosshatch, the crosshatch angle that is set at a range from equal to or greater than 15 degrees to equal to or less than 35 degrees.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: February 28, 2017
    Assignee: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Atsushi Kuniyasu, Takuya Niimi, Akihiro Okamoto, Ryo Okazaki, Takayuki Hayashi
  • PISTON AND METHOD FOR MANUFACTURING PISTON
    Publication number: 20160265474
    Abstract: This piston includes a piston main body made of aluminum or an aluminum alloy, used in an internal combustion and a modified layer formed on a surface of a strength reinforced portion of the piston main body, having a surface made of aluminum oxide by plasma oxidation, to which compressive residual stress is applied.
    Type: Application
    Filed: October 22, 2014
    Publication date: September 15, 2016
    Applicants: Aisin Seiki Kabushiki Kaisha, Advanced Laser Technology Research Center Co. Ltd.
    Inventors: Takuya NIIMI, Akihiro OKAMOTO, Keiki SUGANO, Ryo OKAZAKI, Muneharu KUTSUNA, Kiyotaka SAITO
  • PISTON FOR INTERNAL COMBUSTION ENGINE AND MANUFACTURING METHOD THEREOF
    Publication number: 20160169151
    Abstract: A piston for an internal combustion engine includes a piston main body for the internal combustion engine, and a crosshatched groove being formed on a surface of the piston main body. The crosshatched groove includes a crosshatch angle that corresponds to a crossing angle of lines that configure a crosshatch, the crosshatch angle that is set at a range from equal to or greater than 15 degrees to equal to or less than 35 degrees.
    Type: Application
    Filed: December 11, 2015
    Publication date: June 16, 2016
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Atsushi KUNIYASU, Takuya NIIMI, Akihiro OKAMOTO, Ryo OKAZAKI, Takayuki HAYASHI
  • SLIDING COMPONENT FOR INTERNAL COMBUSTION ENGINE AND METHOD OF MANUFACTURING SLIDING COMPONENT FOR INTERNAL COMBUSTION ENGINE
    Publication number: 20150128894
    Abstract: A sliding component for an internal combustion engine includes: a sliding component main body that includes a plurality of concave portions formed in a predetermined portion thereof; and a coating layer that covers a portion of the sliding component main body, in which the plurality of concave portions are not formed.
    Type: Application
    Filed: November 11, 2014
    Publication date: May 14, 2015
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Takayuki HAYASHI, Hiroyoshi Hiejima, Keiki Sugano, Akihiro Okamoto, Takuya Niimi, Ryo Okazaki