Patents by Inventor Satoshi Rokudai

Satoshi Rokudai 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).

  • Cathode ray tube glass, a method for producing the cathode ray tube glass, and a method for cleaning the cathode ray tube glass
    Patent number: 6800344
    Abstract: A cathode ray tube glass comprises a clean cathode ray tube made of glass and a coating film composed of at least one water-soluble material selected from the group consisting of water-soluble salts, acids being solid at room temperature, monosaccharides and polysaccharides, which is formed on a glass surface of the cathode ray tube in an amount of 0.01-100 &mgr;g/cm2 or to a film thickness of 0.1-200 nm.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: October 5, 2004
    Assignee: Asahi Glass Company Ltd.
    Inventors: Mikio Sasaki, Satoshi Rokudai
  • Cathode ray tube, a method for producing the cathode ray tube glass, and a method for cleaning the cathode ray tube glass
    Publication number: 20010027974
    Abstract: A cathode ray tube glass comprises a clean cathode ray tube made of glass and a coating film composed of at least one water-soluble material selected from the group consisting of water-soluble salts, acids being solid at room temperature, monosaccharides and polysaccharides, which is formed on a glass surface of the cathode ray tube in an amount of 0.01-100 &mgr;g/cm2 or to a film thickness of 0.1-200 nm.
    Type: Application
    Filed: May 14, 2001
    Publication date: October 11, 2001
    Applicant: ASAHI GLASS COMPANY, LTD.
    Inventors: Mikio Sasaki, Satoshi Rokudai
  • Cathode ray tube glass, a method for producing the cathode ray tube glass, and a method for cleaning the cathode ray tube glass
    Patent number: 6287651
    Abstract: A cathode ray tube glass comprises a clean cathode ray tube made of glass and a coating film composed of at least one water-soluble material selected from the group consisting of water-soluble salts, acids being solid at room temperature, monosaccharides and polysaccharides, which is formed on a glass surface of the cathode ray tube in an amount of 0.01-100 &mgr;g/cm2 or to a film thickness of 0.1-200 nm.
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: September 11, 2001
    Assignee: Asahi Glass Company, Ltd.
    Inventors: Mikio Sasaki, Satoshi Rokudai
  • Hermetic sealing composition
    Patent number: 5821182
    Abstract: A hermetic sealing composition comprising 100 parts by weight of a basic composition consisting of from 80 to 99.9 wt % of a crystalline low melting glass powder containing lead and boron and from 0.1 to 20 wt % of a low expansion ceramic filler, and from 0.001 to 1.0 part by weight, in total, of at least one of an .alpha.-4PbO.B.sub.2 O.sub.3 crystal powder and a Pb.sub.3 O.sub.4 powder, incorporated to the basic composition, the thermal expansion coefficient of the sealing composition after firing being from 80.times.10.sup.-7 to 105.times.10.sup.-7 /.degree.C. within a range of from room temperature to 300.degree. C.
    Type: Grant
    Filed: April 18, 1997
    Date of Patent: October 13, 1998
    Assignees: Asahi Glass Company Ltd., Iwaki Glass Company Ltd.
    Inventors: Ryuichi Tanabe, Satoshi Rokudai, Yuichi Kuroki, Akira Nakamura
  • Hermetic sealing composition
    Patent number: 5683948
    Abstract: A hermetic sealing composition comprising 100 parts by weight of a basic composition consisting of from 80 to 99.9 wt % of a crystalline low melting glass powder containing lead and boron and from 0.1 to 20 wt % of a low expansion ceramic filler, and from 0.001 to 1.0 part by weight, in total, of at least one of an .alpha.-4PbO.B.sub.2 O.sub.3 crystal powder and a Pb.sub.3 O.sub.4 powder, incorporated to the basic composition, the thermal expansion coefficient of the sealing composition after firing being from 80.times.10.sup.-7 to 105.times.10.sup.-7 /.degree.C. within a range of from room temperature to 300.degree. C.
    Type: Grant
    Filed: July 30, 1996
    Date of Patent: November 4, 1997
    Assignees: Asahi Glass Company Ltd., Iwaki Glass Company Ltd.
    Inventors: Ryuichi Tanabe, Satoshi Rokudai, Yuichi Kuroki, Akira Nakamura