Patents by Inventor Masami TAMAMIZU

Masami TAMAMIZU 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).

  • Optical fabricating apparatus and optical fabricating method
    Patent number: 11254049
    Abstract: A photocurable composition is supplied onto an auxiliary table provided to be capable of being adjacent to a fabrication table. One of the fabrication table and the auxiliary table is moved relative to the other one of the fabrication table and the auxiliary table in an up-and-down direction. The photocurable composition that has been supplied to the auxiliary table is drawn and spread by a recoater on a fabrication surface of the fabrication table or on a cured composition layer. The photocurable composition on the fabrication surface of the fabrication table is exposed by an exposure device, so that a cured composition layer is formed.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: February 22, 2022
    Inventors: Akio Matsubara, Tamotsu Katayama, Masami Tamamizu, Akihiro Morita, Takahiro Uno
  • OPTICAL FABRICATING APPARATUS AND OPTICAL FABRICATING METHOD
    Publication number: 20190160743
    Abstract: A photocurable composition is supplied onto an auxiliary table provided to be capable of being adjacent to a fabrication table. One of the fabrication table and the auxiliary table is moved relative to the other one of the fabrication table and the auxiliary table in an up-and-down direction. The photocurable composition that has been supplied to the auxiliary table is drawn and spread by a recoater on a fabrication surface of the fabrication table or on a cured composition layer. The photocurable composition on the fabrication surface of the fabrication table is exposed by an exposure device, so that a cured composition layer is formed.
    Type: Application
    Filed: August 4, 2017
    Publication date: May 30, 2019
    Inventors: Akio MATSUBARA, Tamotsu KATAYAMA, Masami TAMAMIZU, Akihiro MORITA, Takahiro UNO