Patents by Inventor Tomoyuki Hayama

Tomoyuki Hayama 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).

  • Edaravone suspension for oral administration
    Patent number: 11957660
    Abstract: An edaravone suspension for human oral administration includes edaravone particles, a dispersant, and water.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: April 16, 2024
    Assignee: MITSUBISHI TANABE PHARMA CORPORATION
    Inventors: Tetsuo Hayama, Tomohiro Takahashi, Tomoyuki Omura, Kouji Hayashi, Munetomo Matsuda, Tadashi Miyazawa
  • Cathode-ray tube
    Patent number: 6987367
    Abstract: A prefocus lens section in an electron gun assembly includes a second grid that is disposed on an electron beam generating section side, a third grid that is disposed on a main lens section side, and a shield grid that is disposed between the second grid and the third grid. The shield grid is a cup-shaped electrode with a side wall that surrounds an outer peripheral part of the third grid, which part is located on the second grid side, and extends in parallel to a tube axis. The shield grid has a bottom surface disposed to face the second grid and has an open end disposed to face the third grid. A relationship, Ec<Vf<Er, is established, where Ec is a potential applied to the second grid, Vf is a potential applied to the shield grid, and Er is a potential applied to the third grid.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: January 17, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Osamu Ono, Shigeru Sugawara, Toshio Shimaoogi, Tomoyuki Hayama
  • Cathode-ray tube
    Publication number: 20040251836
    Abstract: A prefocus lens section in an electron gun assembly includes a second grid that is disposed on an electron beam generating section side, a third grid that is disposed on a main lens section side, and a shield grid that is disposed between the second grid and the third grid. The shield grid is a cup-shaped electrode with a side wall that surrounds an outer peripheral part of the third grid, which part is located on the second grid side, and extends in parallel to a tube axis. The shield grid has a bottom surface disposed to face the second grid and has an open end disposed to face the third grid. A relationship, Ec<Vf<Er, is established, where Ec is a potential applied to the second grid, Vf is a potential applied to the shield grid, and Er is a potential applied to the third grid.
    Type: Application
    Filed: May 20, 2004
    Publication date: December 16, 2004
    Inventors: Osamu Ono, Shigeru Sugawara, Toshio Shimaoogi, Tomoyuki Hayama