Patents by Inventor Hiroyuki Ezura

Hiroyuki Ezura 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).

  • Curved plate machining apparatus, and method of manufacturing curved plate with machined outer circumference
    Patent number: 11090767
    Abstract: A machining apparatus for a curved plate includes a holder that holds a main surface of a curved plate having curved surfaces on both main surfaces; a machining device that machines an outer circumference of the curved plate held by the holder; a movable frame that retains the machining device; a driver that moves the movable frame to move a machining point of the curved plate held by the holder; a controller that controls the driver; and a guide that guides the movable frame along the outer circumference of the curved plate held by the holder.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: August 17, 2021
    Assignee: AGC Inc.
    Inventors: Masabumi Ito, Itsuro Watanabe, Hiroyuki Ezura, Masahiro Deguchi, Keisuke Kato
  • CURVED PLATE MACHINING APPARATUS, AND METHOD OF MANUFACTURING CURVED PLATE WITH MACHINED OUTER CIRCUMFERENCE
    Publication number: 20190270166
    Abstract: A machining apparatus for a curved plate includes a holder that holds a main surface of a curved plate having curved surfaces on both main surfaces; a machining device that machines an outer circumference of the curved plate held by the holder; a movable frame that retains the machining device; a driver that moves the movable frame to move a machining point of the curved plate held by the holder; a controller that controls the driver; and a guide that guides the movable frame along the outer circumference of the curved plate held by the holder.
    Type: Application
    Filed: May 16, 2019
    Publication date: September 5, 2019
    Applicant: AGC Inc.
    Inventors: Masabumi ITO, Itsuro Watanabe, Hiroyuki Ezura, Masahiro Deguchi, Keisuke Kato