Patents by Inventor Shunjiro Saito

Shunjiro Saito 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).

  • Electrode for electrolysis and manufacture thereof
    Patent number: 4313814
    Abstract: An electrode for electrolysis comprises a conductive substrate which is coated with a combination of palladium oxide and platinum metal or a combination of palladium oxide and Pt-Pd alloy which comprises 99 to 5 mole % of palladium component as Pd and 1 to 95 mole % of platinum component as Pt and at least 25 wt. % of palladium component being in a form of palladium oxide.
    Type: Grant
    Filed: December 22, 1977
    Date of Patent: February 2, 1982
    Assignee: TDK Electronics Co., Ltd.
    Inventors: Shunjiro Saito, Akio Nakamura, Makoto Kobayashi
  • Process for preparing insoluble electrode
    Patent number: 4248906
    Abstract: An insoluble electrode for electrolysis is prepared by coating a solution or slurry comprising palladium oxide and a platinum compound which can be thermally decomposed to form platinum metal, and optionally another salt or oxide, on a conductive substrate and drying it and baking it at elevated temperature.
    Type: Grant
    Filed: September 28, 1979
    Date of Patent: February 3, 1981
    Assignee: TDK Electronics Company, Limited
    Inventors: Shunjiro Saito, Saburo Ishibashi, Nobuei Shimojo
  • Process for preparing insoluble electrode
    Patent number: 4233340
    Abstract: An insoluble electrode for electrolysis which comprises repeatedly coating and baking a slurry of palladium oxide containing a platinum compound which can be thermally decomposed to form platinum metal, optionally the other metal salt or oxide in a solvent and a solution of a platinum compound which can be thermally decomposed to form platinum metal in a solvent on a conductive substrate in optional order at two or more times.
    Type: Grant
    Filed: November 21, 1978
    Date of Patent: November 11, 1980
    Assignee: TDK Electronics Company, Limited
    Inventors: Shunjiro Saito, Kazuhide Aue, Makoto Kobayashi, Akio Nakamura
  • Cathodic protection
    Patent number: 4169028
    Abstract: An electrode for use in electric prevention for corrosion, the electrode comprising a sintered body of a mixture of iron oxide of 90 to 55 mol % in terms of Fe.sub.2 O.sub.3 and a metal oxide of 10 to 45 mol % in terms of MO (M is at least one metal selected from the group consisting of Mn, Ni, Co, Cu and Zn), and a process of electric prevention for corrosion by using said electrode as an anode.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: September 25, 1979
    Assignee: TDK Electronics Co., Ltd.
    Inventors: Isao Yokoyama, Motohiko Makino, Shunjiro Saito, Mitsunobu Yokoyama, Haruo Miyama, Syun Awaji
  • Electrode
    Patent number: 4061558
    Abstract: An electrode comprises a conductive substrate which is coated with 7 to 50 mole % of a total combination of palladium oxide and ruthenium oxide and 93 to 50 mole % of tin oxide as the main components, wherein less than 40 mole % of said tin oxide is substituted with titanium oxide.
    Type: Grant
    Filed: June 9, 1976
    Date of Patent: December 6, 1977
    Assignee: TDK Electronics Co., Ltd.
    Inventors: Shunjiro Saito, Kazuhide Aue, Nobuei Shimojo