Patents by Inventor Taro Kawamoto

Taro Kawamoto 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).

  • Hollow article made of thermoplastic resin, manufacturing method of the hollow article, and manufacturing apparatus of the hollow article
    Patent number: 6796785
    Abstract: An apparatus for manufacture of a hollow article having a configuration in which the wall thickness of each of both end portions changes multidirectionally with extremely high accuracy. The apparatus includes an annular orifice nozzle including a nozzle core and a nozzle mouthpiece. The nozzle mouthpiece is multi-divided vertically and laterally, and the divided part is disposed so as to be able to reciprocate laterally. A part of the upper portion of the nozzle mouthpiece is replaced with a blow mold and a lower portion can be moved laterally upon taking out a product.
    Type: Grant
    Filed: May 21, 2002
    Date of Patent: September 28, 2004
    Assignee: Fukoku Co., Ltd.
    Inventors: Taro Kawamoto, Kazuhiko Sueoka, Yasuji Takada
  • Hollow article made of thermoplastic resin, manufacturing method of the hollow article, and manufacturing apparatus of the hollow article
    Publication number: 20020182355
    Abstract: A hollow article is manufactured to have a configuration in which the wall thickness of each of both end portions changes multidirectionally with extremely high accuracy.
    Type: Application
    Filed: May 21, 2002
    Publication date: December 5, 2002
    Inventors: Taro Kawamoto, Kazuhiko Sueoka, Yasuji Takada