Patents by Inventor Kazumasa FURUHASHI

Kazumasa FURUHASHI 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).

  • Liquid ejection head and recording device using same
    Patent number: 10286665
    Abstract: A liquid ejection head includes a first channel member and a plurality of pressurizing parts. The first channel member includes a plurality of ejection holes, a common channel, a damper chamber, and a damper. The first channel member is configured by a plurality of flat plates including a first plate with the plurality of ejection holes and a second plate adjacent to this. The second plate includes a first part sandwiched between the damper chamber and the first plate. A covering layer is unevenly provided on the first surface of the first part.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: May 14, 2019
    Assignee: Kyocera Corporation
    Inventors: Kousei Horiuchi, Kouichi Maruta, Kazumasa Furuhashi, Yoshihiro Yuu, Ayumu Matsumoto, Hiroshi Tamura, Takayuki Yamamoto
  • LIQUID EJECTION HEAD AND RECORDING DEVICE USING SAME
    Publication number: 20190001673
    Abstract: A liquid ejection head includes a first channel member and a plurality of pressurizing parts. The first channel member includes a plurality of ejection holes, a common channel, a damper chamber, and a damper. The first channel member is configured by a plurality of flat plates including a first plate with the plurality of ejection holes and a second plate adjacent to this. The second plate includes a first part sandwiched between the damper chamber and the first plate. A covering layer is unevenly provided on the first surface of the first part.
    Type: Application
    Filed: July 28, 2016
    Publication date: January 3, 2019
    Applicant: KYOCERA Corporation
    Inventors: Kousei HORIUCHI, Kouichi MARUTA, Kazumasa FURUHASHI, Yoshihiro YUU, Ayumu MATSUMOTO, Hiroshi TAMURA, Takayuki YAMAMOTO