Patents by Inventor Etsuko Imamura

Etsuko Imamura 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).

  • Electronic shopping system and method of defining electronic catalogue data therefor
    Patent number: 6128600
    Abstract: Product data information to be stored in a product database is defined by setting essential items necessary to define products with respect to their essential parts, and setting optional items necessary to define optional products deriving from standards product defined by their essential items. A product definition section produces product data information on standard products based on the set essential items, and produces product data information on optional products based on the set optional items. This product data information is transferred from an electronic shop client to an electronic mall server to be stored into the product database through a product registering section.
    Type: Grant
    Filed: February 23, 1998
    Date of Patent: October 3, 2000
    Assignee: Hitachi, Ltd.
    Inventors: Etsuko Imamura, Hiroshi Koike, Yuri Honda, Yuji Mizote