Patents by Inventor Angelo Piacenza

Angelo Piacenza 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).

  • Engaging member of fastening device
    Patent number: 6314622
    Abstract: This invention provides an engaging member of a fastening device integrally molded of synthetic resin which enables sewing thereof to clothes easily and accurately, ensures ease and smoothness in an operation for opening the engaging member of the fastening device even if it is molded relatively thick, and prevents too much force being applied to a sewing yarn by an external force upon the opening operation thereby ensuring durability and contributes to reduction of production cost.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: November 13, 2001
    Assignee: YKK Corporation
    Inventors: Toshiaki Takizawa, Yoshinobu Takahashi, Angelo Piacenza