Patents by Inventor Hachiro Takahashi

Hachiro Takahashi 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).

  • Glass composition
    Patent number: 7538050
    Abstract: A glass composition of the present invention is manufactured by melting glass raw materials and contains a multicomponent oxide as a main component, and the glass composition contains at least one of helium and neon in an amount of 0.01 to 2 ?L/g (0° C. 1 atm).
    Type: Grant
    Filed: February 5, 2002
    Date of Patent: May 26, 2009
    Assignee: Nippon Electric Glass Co., Ltd.
    Inventors: Masataka Takagi, Noriyuki Yoshida, Hachiro Takahashi, Shigeaki Aoki, Mitsuo Kato
  • Glass composition
    Publication number: 20050209083
    Abstract: A glass composition of the present invention is manufactured by melting glass raw materials and contains a multicomponent oxide as a main component, and the glass composition contains at least one of helium and neon in an amount of 0.01 to 2 ?L/g (0° C. 1 atm).
    Type: Application
    Filed: February 5, 2002
    Publication date: September 22, 2005
    Inventors: Masataka Takagi, Noriyuki Yoshida, Hachiro Takahashi, Shigeaki Aoki, Mitsuo Kato