Patents by Inventor Shunichi Nishihara

Shunichi Nishihara 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).

  • Polyester bottle with a handle and method of manufacturing the same
    Patent number: 6012597
    Abstract: The present invention relates to polyester bottle with a handle comprising a polyester bottle body and a synthetic resin handle body mounted to said bottle body, and the method of manufacturing the same. Said bottle body comprises a neck portion, a shoulder portion continuous from said neck portion, a body portion continuous from said shoulder portion, a bottom portion continuous from said body portion and a handle mounting portion on the wall surface of said body portion formed by blowing air into a preform which is set to a cavity of a mold for biaxial stretch blow molding. Said handle body comprises a grip portion and a fixing portion continuous from said grip portion. Said fixing portion is connected to said handle mounting portion for mounting said handle body to said bottle body. Heat treatment is performed to at least said handle connecting portion of said handle mounting portion by heated air being blown into said bottle body.
    Type: Grant
    Filed: March 18, 1998
    Date of Patent: January 11, 2000
    Assignee: Mitsubishi Plastics, Inc.
    Inventors: Shunichi Nishihara, Masatoshi Ogishita