Patents by Inventor Shuji Iwao

Shuji Iwao 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).

  • Patent number: 6793059
    Abstract: In an auxiliary machine drive system of an automatic engine stop-restart system equipped automotive vehicle capable of automatically stopping or restarting an engine depending on vehicle operating conditions, an electromagnetic clutch is disposed between the engine and at least one auxiliary machine for connecting and disconnecting an engine crankshaft to and from the auxiliary machine. An electromagnetic clutch control unit deenergizes the electromagnetic clutch at least in an engine running state, and energizes it only when a predetermined energizing condition is satisfied. The predetermined energizing condition includes at least an engine stopped state. The electromagnetic clutch is comprised of a normally-engaged electromagnetic clutch that is engaged when deenergized, and disengaged when energized.
    Type: Grant
    Filed: February 24, 2003
    Date of Patent: September 21, 2004
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Hiroshi Okada, Shuji Iwao
  • Publication number: 20030173124
    Abstract: In an auxiliary machine drive system of an automatic engine stop-restart system equipped automotive vehicle capable of automatically stopping or restarting an engine depending on vehicle operating conditions, an electromagnetic clutch is disposed between the engine and at least one auxiliary machine for connecting and disconnecting an engine crankshaft to and from the auxiliary machine. An electromagnetic clutch control unit deenergizes the electromagnetic clutch at least in an engine running state, and energizes it only when a predetermined energizing condition is satisfied. The predetermined energizing condition includes at least an engine stopped state. The electromagnetic clutch is comprised of a normally-engaged electromagnetic clutch that is engaged when deenergized, and disengaged when energized.
    Type: Application
    Filed: February 24, 2003
    Publication date: September 18, 2003
    Applicant: NISSAN MOTOR CO., LTD.
    Inventors: Hiroshi Okada, Shuji Iwao
  • Patent number: 4183917
    Abstract: A hair conditioner composition in the form of an oil-in-water type emulsion comprising a high molecular synthetic oil with molecular weight of 1,500, selected from the group consisting of poly-alkyl glycol mono-alkyl ethers, phosphonates and high fatty acid esters thereof and alkylene oxide polyol adducts; a cationic surface active agent, a nonionic surface active agent and water. This composition may also include a liquid ester oil as optional component.
    Type: Grant
    Filed: November 4, 1977
    Date of Patent: January 15, 1980
    Assignee: The Lion Dentifrice Co., Ltd.
    Inventors: Shuji Iwao, Tetsuya Abe, Tsutomu Yoshida, Akemi Wada